./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:06:11,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:06:11,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:06:11,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:06:11,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:06:11,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:06:11,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:06:11,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:06:11,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:06:11,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:06:11,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:06:11,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:06:11,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:06:11,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:06:11,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:06:11,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:06:11,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:06:11,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:06:11,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:06:11,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:06:11,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:06:11,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:06:11,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:06:11,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:06:11,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:06:11,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:06:11,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:06:11,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:06:11,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:06:11,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:06:11,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:06:11,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:06:11,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:06:11,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:06:11,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:06:11,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:06:11,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:06:11,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:06:11,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:06:11,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:06:11,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:06:11,267 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 21:06:11,292 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:06:11,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:06:11,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:06:11,293 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:06:11,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:06:11,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:06:11,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:06:11,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:06:11,295 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:06:11,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:06:11,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:06:11,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:06:11,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:06:11,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:06:11,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:06:11,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:06:11,296 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 21:06:11,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:06:11,296 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:06:11,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:06:11,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:06:11,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:06:11,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:06:11,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:06:11,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:06:11,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:06:11,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:06:11,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:06:11,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 21:06:11,298 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:06:11,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:06:11,298 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:06:11,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:06:11,299 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:06:11,299 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 [2022-12-13 21:06:11,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:06:11,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:06:11,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:06:11,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:06:11,479 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:06:11,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-12-13 21:06:14,154 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:06:14,454 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:06:14,456 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-12-13 21:06:14,485 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data/cd621fc9c/0423567beeb843cc9db761d948dd4396/FLAG5c28ee6fa [2022-12-13 21:06:14,500 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data/cd621fc9c/0423567beeb843cc9db761d948dd4396 [2022-12-13 21:06:14,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:06:14,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:06:14,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:06:14,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:06:14,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:06:14,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:06:14" (1/1) ... [2022-12-13 21:06:14,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404c8cc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:14, skipping insertion in model container [2022-12-13 21:06:14,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:06:14" (1/1) ... [2022-12-13 21:06:14,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:06:14,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:06:15,176 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 21:06:15,183 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 21:06:15,296 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 21:06:15,303 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:06:15,304 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 21:06:15,359 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:15,361 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,368 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,369 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:15,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,377 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,411 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,412 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,413 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:15,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,450 WARN L623 FunctionHandler]: Unknown extern function flexcop_pass_dmx_packets [2022-12-13 21:06:15,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,451 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,452 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,460 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,462 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:15,473 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,473 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:06:15,474 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:06:15,481 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,482 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 21:06:15,483 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,485 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,487 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:15,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,488 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_set_dest [2022-12-13 21:06:15,488 WARN L623 FunctionHandler]: Unknown extern function flexcop_wan_set_speed [2022-12-13 21:06:15,489 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_ctrl [2022-12-13 21:06:15,493 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-12-13 21:06:15,494 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,494 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,495 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,496 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,505 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kmalloc [2022-12-13 21:06:15,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,507 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_initialize [2022-12-13 21:06:15,508 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,509 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:15,509 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:15,513 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:15,514 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:15,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,535 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:15,536 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:15,536 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:15,536 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 21:06:15,537 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:15,537 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:15,538 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:15,538 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:06:15,538 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:06:15,541 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2022-12-13 21:06:15,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:06:15,613 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:06:15,690 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 21:06:15,691 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 21:06:15,698 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 21:06:15,699 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:06:15,700 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 21:06:15,703 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:15,704 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,707 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:15,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,708 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,713 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:15,725 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,726 WARN L623 FunctionHandler]: Unknown extern function flexcop_pass_dmx_packets [2022-12-13 21:06:15,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,733 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,734 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:15,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,735 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:06:15,735 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:06:15,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,737 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 21:06:15,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,739 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,740 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:15,740 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,764 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_set_dest [2022-12-13 21:06:15,768 WARN L623 FunctionHandler]: Unknown extern function flexcop_wan_set_speed [2022-12-13 21:06:15,771 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_ctrl [2022-12-13 21:06:15,775 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-12-13 21:06:15,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,777 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kmalloc [2022-12-13 21:06:15,777 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,794 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_initialize [2022-12-13 21:06:15,794 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,794 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:15,795 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:15,795 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:15,798 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:15,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:15,804 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:15,805 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:15,805 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:15,805 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 21:06:15,805 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:15,805 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:15,806 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:15,806 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:06:15,806 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:06:15,807 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2022-12-13 21:06:15,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:06:15,831 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:06:15,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15 WrapperNode [2022-12-13 21:06:15,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:06:15,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:06:15,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:06:15,833 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:06:15,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,903 INFO L138 Inliner]: procedures = 127, calls = 982, calls flagged for inlining = 54, calls inlined = 42, statements flattened = 886 [2022-12-13 21:06:15,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:06:15,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:06:15,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:06:15,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:06:15,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,945 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:06:15,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:06:15,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:06:15,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:06:15,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (1/1) ... [2022-12-13 21:06:15,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:06:15,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:15,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:06:15,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:06:16,006 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 21:06:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2022-12-13 21:06:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_exit [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-12-13 21:06:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-13 21:06:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 21:06:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2022-12-13 21:06:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 21:06:16,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 21:06:16,007 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 21:06:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 21:06:16,008 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2022-12-13 21:06:16,008 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kfree [2022-12-13 21:06:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 21:06:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:06:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 21:06:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 21:06:16,018 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2022-12-13 21:06:16,018 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2022-12-13 21:06:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 21:06:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-12-13 21:06:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-12-13 21:06:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 21:06:16,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:06:16,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:06:16,310 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:06:16,311 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:06:17,649 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:06:17,656 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:06:17,656 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 21:06:17,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:06:17 BoogieIcfgContainer [2022-12-13 21:06:17,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:06:17,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:06:17,659 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:06:17,661 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:06:17,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:06:14" (1/3) ... [2022-12-13 21:06:17,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750d7da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:06:17, skipping insertion in model container [2022-12-13 21:06:17,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:15" (2/3) ... [2022-12-13 21:06:17,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750d7da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:06:17, skipping insertion in model container [2022-12-13 21:06:17,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:06:17" (3/3) ... [2022-12-13 21:06:17,664 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-12-13 21:06:17,678 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:06:17,678 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2022-12-13 21:06:17,729 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:06:17,733 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2b300ff0, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:06:17,733 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-12-13 21:06:17,737 INFO L276 IsEmpty]: Start isEmpty. Operand has 258 states, 197 states have (on average 1.4365482233502538) internal successors, (283), 227 states have internal predecessors, (283), 24 states have call successors, (24), 11 states have call predecessors, (24), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2022-12-13 21:06:17,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 21:06:17,744 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:17,744 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:17,744 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:17,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:17,749 INFO L85 PathProgramCache]: Analyzing trace with hash -266743111, now seen corresponding path program 1 times [2022-12-13 21:06:17,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:17,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343153532] [2022-12-13 21:06:17,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:17,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:18,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-12-13 21:06:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:18,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:06:18,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:18,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343153532] [2022-12-13 21:06:18,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343153532] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:18,075 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:18,075 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:06:18,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867886712] [2022-12-13 21:06:18,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:18,079 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:18,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:18,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:18,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:18,103 INFO L87 Difference]: Start difference. First operand has 258 states, 197 states have (on average 1.4365482233502538) internal successors, (283), 227 states have internal predecessors, (283), 24 states have call successors, (24), 11 states have call predecessors, (24), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:18,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:18,428 INFO L93 Difference]: Finished difference Result 534 states and 704 transitions. [2022-12-13 21:06:18,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:06:18,430 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-12-13 21:06:18,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:18,438 INFO L225 Difference]: With dead ends: 534 [2022-12-13 21:06:18,438 INFO L226 Difference]: Without dead ends: 250 [2022-12-13 21:06:18,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:18,445 INFO L413 NwaCegarLoop]: 237 mSDtfsCounter, 114 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:18,446 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 649 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 21:06:18,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-12-13 21:06:18,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2022-12-13 21:06:18,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 197 states have (on average 1.416243654822335) internal successors, (279), 217 states have internal predecessors, (279), 21 states have call successors, (21), 10 states have call predecessors, (21), 10 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-12-13 21:06:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 321 transitions. [2022-12-13 21:06:18,500 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 321 transitions. Word has length 20 [2022-12-13 21:06:18,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:18,501 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 321 transitions. [2022-12-13 21:06:18,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 321 transitions. [2022-12-13 21:06:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 21:06:18,503 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:18,503 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:18,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 21:06:18,503 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:18,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:18,504 INFO L85 PathProgramCache]: Analyzing trace with hash -427606197, now seen corresponding path program 1 times [2022-12-13 21:06:18,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:18,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675102919] [2022-12-13 21:06:18,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:18,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:18,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:06:18,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:18,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675102919] [2022-12-13 21:06:18,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675102919] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:18,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:18,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 21:06:18,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265596190] [2022-12-13 21:06:18,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:18,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:06:18,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:18,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:06:18,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:18,697 INFO L87 Difference]: Start difference. First operand 247 states and 321 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:19,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:19,150 INFO L93 Difference]: Finished difference Result 737 states and 963 transitions. [2022-12-13 21:06:19,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:06:19,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2022-12-13 21:06:19,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:19,153 INFO L225 Difference]: With dead ends: 737 [2022-12-13 21:06:19,153 INFO L226 Difference]: Without dead ends: 493 [2022-12-13 21:06:19,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:06:19,155 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 391 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 407 SdHoareTripleChecker+Valid, 1336 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:19,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [407 Valid, 1336 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 489 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 21:06:19,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2022-12-13 21:06:19,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 249. [2022-12-13 21:06:19,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 199 states have (on average 1.4120603015075377) internal successors, (281), 219 states have internal predecessors, (281), 21 states have call successors, (21), 10 states have call predecessors, (21), 10 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-12-13 21:06:19,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 323 transitions. [2022-12-13 21:06:19,175 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 323 transitions. Word has length 32 [2022-12-13 21:06:19,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:19,175 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 323 transitions. [2022-12-13 21:06:19,175 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:19,175 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 323 transitions. [2022-12-13 21:06:19,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-13 21:06:19,176 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:19,176 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:19,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 21:06:19,176 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:19,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:19,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1032838427, now seen corresponding path program 1 times [2022-12-13 21:06:19,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:19,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268625113] [2022-12-13 21:06:19,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:19,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:19,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:19,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:19,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:06:19,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:19,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268625113] [2022-12-13 21:06:19,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268625113] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:19,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:19,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:06:19,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137998476] [2022-12-13 21:06:19,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:19,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:19,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:19,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:19,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:19,326 INFO L87 Difference]: Start difference. First operand 249 states and 323 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:19,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:19,597 INFO L93 Difference]: Finished difference Result 584 states and 755 transitions. [2022-12-13 21:06:19,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:06:19,598 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 35 [2022-12-13 21:06:19,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:19,599 INFO L225 Difference]: With dead ends: 584 [2022-12-13 21:06:19,599 INFO L226 Difference]: Without dead ends: 338 [2022-12-13 21:06:19,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:19,601 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 336 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:19,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 491 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 21:06:19,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2022-12-13 21:06:19,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 331. [2022-12-13 21:06:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 267 states have (on average 1.3932584269662922) internal successors, (372), 287 states have internal predecessors, (372), 27 states have call successors, (27), 18 states have call predecessors, (27), 18 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2022-12-13 21:06:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 426 transitions. [2022-12-13 21:06:19,617 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 426 transitions. Word has length 35 [2022-12-13 21:06:19,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:19,618 INFO L495 AbstractCegarLoop]: Abstraction has 331 states and 426 transitions. [2022-12-13 21:06:19,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 426 transitions. [2022-12-13 21:06:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-13 21:06:19,618 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:19,618 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:19,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 21:06:19,619 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:19,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:19,619 INFO L85 PathProgramCache]: Analyzing trace with hash -1065174901, now seen corresponding path program 1 times [2022-12-13 21:06:19,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:19,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591333726] [2022-12-13 21:06:19,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:19,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:19,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:19,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:19,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:19,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:06:19,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:19,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591333726] [2022-12-13 21:06:19,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591333726] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:19,799 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:19,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:06:19,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677247299] [2022-12-13 21:06:19,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:19,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:19,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:19,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:19,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:19,800 INFO L87 Difference]: Start difference. First operand 331 states and 426 transitions. Second operand has 4 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:06:20,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:20,115 INFO L93 Difference]: Finished difference Result 566 states and 729 transitions. [2022-12-13 21:06:20,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:06:20,115 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2022-12-13 21:06:20,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:20,120 INFO L225 Difference]: With dead ends: 566 [2022-12-13 21:06:20,120 INFO L226 Difference]: Without dead ends: 564 [2022-12-13 21:06:20,120 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:20,121 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 328 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:20,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 607 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 21:06:20,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2022-12-13 21:06:20,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 543. [2022-12-13 21:06:20,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 453 states have (on average 1.3973509933774835) internal successors, (633), 475 states have internal predecessors, (633), 43 states have call successors, (43), 28 states have call predecessors, (43), 28 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2022-12-13 21:06:20,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 719 transitions. [2022-12-13 21:06:20,146 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 719 transitions. Word has length 41 [2022-12-13 21:06:20,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:20,146 INFO L495 AbstractCegarLoop]: Abstraction has 543 states and 719 transitions. [2022-12-13 21:06:20,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 21:06:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 719 transitions. [2022-12-13 21:06:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-13 21:06:20,148 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:20,148 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:20,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 21:06:20,148 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:20,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:20,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1905157554, now seen corresponding path program 1 times [2022-12-13 21:06:20,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:20,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358579122] [2022-12-13 21:06:20,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:20,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:06:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 21:06:20,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:20,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358579122] [2022-12-13 21:06:20,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358579122] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:20,320 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:20,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:06:20,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6804959] [2022-12-13 21:06:20,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:20,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:20,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:20,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:20,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:20,321 INFO L87 Difference]: Start difference. First operand 543 states and 719 transitions. Second operand has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 21:06:20,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:20,540 INFO L93 Difference]: Finished difference Result 1103 states and 1467 transitions. [2022-12-13 21:06:20,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:06:20,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 62 [2022-12-13 21:06:20,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:20,544 INFO L225 Difference]: With dead ends: 1103 [2022-12-13 21:06:20,544 INFO L226 Difference]: Without dead ends: 576 [2022-12-13 21:06:20,545 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:20,546 INFO L413 NwaCegarLoop]: 220 mSDtfsCounter, 94 mSDsluCounter, 395 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 615 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:20,547 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 615 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 21:06:20,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2022-12-13 21:06:20,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 570. [2022-12-13 21:06:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 570 states, 480 states have (on average 1.3875) internal successors, (666), 502 states have internal predecessors, (666), 43 states have call successors, (43), 28 states have call predecessors, (43), 28 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2022-12-13 21:06:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 752 transitions. [2022-12-13 21:06:20,582 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 752 transitions. Word has length 62 [2022-12-13 21:06:20,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:20,582 INFO L495 AbstractCegarLoop]: Abstraction has 570 states and 752 transitions. [2022-12-13 21:06:20,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-12-13 21:06:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 752 transitions. [2022-12-13 21:06:20,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-13 21:06:20,584 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:20,584 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:20,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 21:06:20,585 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:20,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:20,585 INFO L85 PathProgramCache]: Analyzing trace with hash 603678089, now seen corresponding path program 1 times [2022-12-13 21:06:20,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:20,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151907226] [2022-12-13 21:06:20,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:20,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:20,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-12-13 21:06:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:20,840 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-13 21:06:20,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:20,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151907226] [2022-12-13 21:06:20,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151907226] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:20,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370535500] [2022-12-13 21:06:20,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:20,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:20,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:20,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:20,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 21:06:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:21,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 1001 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 21:06:21,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:21,184 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:06:21,184 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:21,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370535500] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:21,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:06:21,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 9 [2022-12-13 21:06:21,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110794978] [2022-12-13 21:06:21,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:21,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:06:21,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:21,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:06:21,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:06:21,186 INFO L87 Difference]: Start difference. First operand 570 states and 752 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 21:06:22,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:06:23,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:06:23,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:23,758 INFO L93 Difference]: Finished difference Result 1631 states and 2158 transitions. [2022-12-13 21:06:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 21:06:23,759 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 67 [2022-12-13 21:06:23,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:23,763 INFO L225 Difference]: With dead ends: 1631 [2022-12-13 21:06:23,763 INFO L226 Difference]: Without dead ends: 1077 [2022-12-13 21:06:23,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-12-13 21:06:23,764 INFO L413 NwaCegarLoop]: 561 mSDtfsCounter, 432 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 433 SdHoareTripleChecker+Valid, 2512 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:23,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [433 Valid, 2512 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-12-13 21:06:23,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1077 states. [2022-12-13 21:06:23,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1077 to 578. [2022-12-13 21:06:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 578 states, 486 states have (on average 1.382716049382716) internal successors, (672), 508 states have internal predecessors, (672), 45 states have call successors, (45), 28 states have call predecessors, (45), 28 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2022-12-13 21:06:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 762 transitions. [2022-12-13 21:06:23,798 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 762 transitions. Word has length 67 [2022-12-13 21:06:23,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:23,798 INFO L495 AbstractCegarLoop]: Abstraction has 578 states and 762 transitions. [2022-12-13 21:06:23,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 21:06:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 762 transitions. [2022-12-13 21:06:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-13 21:06:23,799 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:23,800 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:23,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 21:06:24,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:24,001 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:24,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:24,002 INFO L85 PathProgramCache]: Analyzing trace with hash -2122651997, now seen corresponding path program 1 times [2022-12-13 21:06:24,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:24,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963386516] [2022-12-13 21:06:24,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:24,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:24,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:24,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:24,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-12-13 21:06:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:24,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-12-13 21:06:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-13 21:06:24,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:24,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963386516] [2022-12-13 21:06:24,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963386516] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:24,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:24,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 21:06:24,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365608791] [2022-12-13 21:06:24,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:24,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:06:24,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:24,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:06:24,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:24,262 INFO L87 Difference]: Start difference. First operand 578 states and 762 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 21:06:25,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:06:26,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:06:26,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:26,922 INFO L93 Difference]: Finished difference Result 1315 states and 1761 transitions. [2022-12-13 21:06:26,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:06:26,923 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 75 [2022-12-13 21:06:26,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:26,925 INFO L225 Difference]: With dead ends: 1315 [2022-12-13 21:06:26,925 INFO L226 Difference]: Without dead ends: 753 [2022-12-13 21:06:26,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:06:26,926 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 455 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:26,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 731 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-12-13 21:06:26,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2022-12-13 21:06:26,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 578. [2022-12-13 21:06:26,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 578 states, 486 states have (on average 1.3786008230452675) internal successors, (670), 506 states have internal predecessors, (670), 45 states have call successors, (45), 28 states have call predecessors, (45), 28 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2022-12-13 21:06:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 760 transitions. [2022-12-13 21:06:26,952 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 760 transitions. Word has length 75 [2022-12-13 21:06:26,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:26,953 INFO L495 AbstractCegarLoop]: Abstraction has 578 states and 760 transitions. [2022-12-13 21:06:26,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 21:06:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 760 transitions. [2022-12-13 21:06:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 21:06:26,954 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:26,954 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:26,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 21:06:26,954 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:26,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:26,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1620525855, now seen corresponding path program 1 times [2022-12-13 21:06:26,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:26,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38945756] [2022-12-13 21:06:26,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:26,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:06:27,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:27,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38945756] [2022-12-13 21:06:27,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38945756] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:27,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:27,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:06:27,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045137446] [2022-12-13 21:06:27,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:27,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:27,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:27,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:27,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:27,133 INFO L87 Difference]: Start difference. First operand 578 states and 760 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 21:06:27,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:27,330 INFO L93 Difference]: Finished difference Result 1146 states and 1507 transitions. [2022-12-13 21:06:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:06:27,331 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 81 [2022-12-13 21:06:27,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:27,333 INFO L225 Difference]: With dead ends: 1146 [2022-12-13 21:06:27,333 INFO L226 Difference]: Without dead ends: 584 [2022-12-13 21:06:27,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:27,334 INFO L413 NwaCegarLoop]: 212 mSDtfsCounter, 306 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:27,334 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 391 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:06:27,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2022-12-13 21:06:27,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 578. [2022-12-13 21:06:27,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 578 states, 486 states have (on average 1.3497942386831276) internal successors, (656), 506 states have internal predecessors, (656), 45 states have call successors, (45), 28 states have call predecessors, (45), 28 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2022-12-13 21:06:27,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 746 transitions. [2022-12-13 21:06:27,359 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 746 transitions. Word has length 81 [2022-12-13 21:06:27,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:27,359 INFO L495 AbstractCegarLoop]: Abstraction has 578 states and 746 transitions. [2022-12-13 21:06:27,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 21:06:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 746 transitions. [2022-12-13 21:06:27,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 21:06:27,360 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:27,360 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:27,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 21:06:27,360 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:27,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:27,361 INFO L85 PathProgramCache]: Analyzing trace with hash -2014892641, now seen corresponding path program 1 times [2022-12-13 21:06:27,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:27,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3650597] [2022-12-13 21:06:27,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:27,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:06:27,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:27,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3650597] [2022-12-13 21:06:27,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3650597] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:27,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:27,564 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:06:27,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431399530] [2022-12-13 21:06:27,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:27,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:27,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:27,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:27,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:27,566 INFO L87 Difference]: Start difference. First operand 578 states and 746 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:06:27,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:27,841 INFO L93 Difference]: Finished difference Result 1395 states and 1843 transitions. [2022-12-13 21:06:27,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:06:27,841 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 81 [2022-12-13 21:06:27,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:27,845 INFO L225 Difference]: With dead ends: 1395 [2022-12-13 21:06:27,845 INFO L226 Difference]: Without dead ends: 833 [2022-12-13 21:06:27,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:27,847 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 201 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 777 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:27,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 777 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 21:06:27,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2022-12-13 21:06:27,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 646. [2022-12-13 21:06:27,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 548 states have (on average 1.3430656934306568) internal successors, (736), 568 states have internal predecessors, (736), 51 states have call successors, (51), 28 states have call predecessors, (51), 28 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-12-13 21:06:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 838 transitions. [2022-12-13 21:06:27,894 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 838 transitions. Word has length 81 [2022-12-13 21:06:27,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:27,894 INFO L495 AbstractCegarLoop]: Abstraction has 646 states and 838 transitions. [2022-12-13 21:06:27,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:06:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 838 transitions. [2022-12-13 21:06:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-13 21:06:27,895 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:27,896 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:27,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 21:06:27,896 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:27,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:27,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1231607539, now seen corresponding path program 1 times [2022-12-13 21:06:27,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:27,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077349816] [2022-12-13 21:06:27,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:27,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:06:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 21:06:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 21:06:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-13 21:06:28,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:28,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077349816] [2022-12-13 21:06:28,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077349816] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:28,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [558590628] [2022-12-13 21:06:28,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:28,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:28,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:28,094 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:28,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 21:06:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:06:28,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:28,383 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-12-13 21:06:28,383 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:28,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [558590628] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:28,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:06:28,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-12-13 21:06:28,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477933046] [2022-12-13 21:06:28,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:28,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:28,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:28,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:28,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:06:28,385 INFO L87 Difference]: Start difference. First operand 646 states and 838 transitions. Second operand has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:06:28,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:28,447 INFO L93 Difference]: Finished difference Result 646 states and 838 transitions. [2022-12-13 21:06:28,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:06:28,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 87 [2022-12-13 21:06:28,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:28,450 INFO L225 Difference]: With dead ends: 646 [2022-12-13 21:06:28,450 INFO L226 Difference]: Without dead ends: 645 [2022-12-13 21:06:28,450 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:06:28,451 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 36 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 802 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:28,451 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 802 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:06:28,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2022-12-13 21:06:28,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 645. [2022-12-13 21:06:28,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 645 states, 548 states have (on average 1.3375912408759123) internal successors, (733), 567 states have internal predecessors, (733), 51 states have call successors, (51), 28 states have call predecessors, (51), 28 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-12-13 21:06:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 835 transitions. [2022-12-13 21:06:28,497 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 835 transitions. Word has length 87 [2022-12-13 21:06:28,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:28,497 INFO L495 AbstractCegarLoop]: Abstraction has 645 states and 835 transitions. [2022-12-13 21:06:28,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.333333333333332) internal successors, (64), 4 states have internal predecessors, (64), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:06:28,498 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 835 transitions. [2022-12-13 21:06:28,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-13 21:06:28,499 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:28,499 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:28,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-13 21:06:28,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-13 21:06:28,700 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:28,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:28,702 INFO L85 PathProgramCache]: Analyzing trace with hash 474872032, now seen corresponding path program 1 times [2022-12-13 21:06:28,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:28,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590370448] [2022-12-13 21:06:28,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:28,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:28,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:06:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 21:06:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 21:06:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-13 21:06:28,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:28,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590370448] [2022-12-13 21:06:28,990 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590370448] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:28,990 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:28,990 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:06:28,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575260638] [2022-12-13 21:06:28,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:28,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:28,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:28,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:28,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:28,991 INFO L87 Difference]: Start difference. First operand 645 states and 835 transitions. Second operand has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:06:29,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:29,181 INFO L93 Difference]: Finished difference Result 651 states and 845 transitions. [2022-12-13 21:06:29,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:06:29,182 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 88 [2022-12-13 21:06:29,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:29,183 INFO L225 Difference]: With dead ends: 651 [2022-12-13 21:06:29,183 INFO L226 Difference]: Without dead ends: 650 [2022-12-13 21:06:29,184 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:29,184 INFO L413 NwaCegarLoop]: 216 mSDtfsCounter, 79 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:29,184 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 603 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:06:29,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2022-12-13 21:06:29,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 620. [2022-12-13 21:06:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 620 states, 524 states have (on average 1.3416030534351144) internal successors, (703), 542 states have internal predecessors, (703), 51 states have call successors, (51), 28 states have call predecessors, (51), 28 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-12-13 21:06:29,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 805 transitions. [2022-12-13 21:06:29,210 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 805 transitions. Word has length 88 [2022-12-13 21:06:29,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:29,211 INFO L495 AbstractCegarLoop]: Abstraction has 620 states and 805 transitions. [2022-12-13 21:06:29,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:06:29,211 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 805 transitions. [2022-12-13 21:06:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-13 21:06:29,211 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:29,212 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:29,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 21:06:29,212 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:29,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:29,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1877342165, now seen corresponding path program 1 times [2022-12-13 21:06:29,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:29,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44837853] [2022-12-13 21:06:29,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:29,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:29,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:29,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:29,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:29,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:29,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:29,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 21:06:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:29,396 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:06:29,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:29,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44837853] [2022-12-13 21:06:29,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44837853] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:29,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1399908085] [2022-12-13 21:06:29,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:29,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:29,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:29,397 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:29,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 21:06:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:29,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:06:29,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:29,718 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:06:29,718 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:06:29,762 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:06:29,762 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1399908085] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:06:29,762 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:06:29,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2022-12-13 21:06:29,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617879385] [2022-12-13 21:06:29,763 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:06:29,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 21:06:29,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:29,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:06:29,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:06:29,764 INFO L87 Difference]: Start difference. First operand 620 states and 805 transitions. Second operand has 8 states, 8 states have (on average 12.0) internal successors, (96), 7 states have internal predecessors, (96), 5 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 21:06:30,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:30,266 INFO L93 Difference]: Finished difference Result 2082 states and 2854 transitions. [2022-12-13 21:06:30,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 21:06:30,267 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.0) internal successors, (96), 7 states have internal predecessors, (96), 5 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 93 [2022-12-13 21:06:30,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:30,272 INFO L225 Difference]: With dead ends: 2082 [2022-12-13 21:06:30,272 INFO L226 Difference]: Without dead ends: 1478 [2022-12-13 21:06:30,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:06:30,273 INFO L413 NwaCegarLoop]: 353 mSDtfsCounter, 1045 mSDsluCounter, 941 mSDsCounter, 0 mSdLazyCounter, 449 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1115 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:30,274 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1115 Valid, 1294 Invalid, 562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 449 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 21:06:30,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2022-12-13 21:06:30,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 758. [2022-12-13 21:06:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 758 states, 652 states have (on average 1.3358895705521472) internal successors, (871), 668 states have internal predecessors, (871), 63 states have call successors, (63), 28 states have call predecessors, (63), 28 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2022-12-13 21:06:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 758 states and 997 transitions. [2022-12-13 21:06:30,320 INFO L78 Accepts]: Start accepts. Automaton has 758 states and 997 transitions. Word has length 93 [2022-12-13 21:06:30,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:30,320 INFO L495 AbstractCegarLoop]: Abstraction has 758 states and 997 transitions. [2022-12-13 21:06:30,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.0) internal successors, (96), 7 states have internal predecessors, (96), 5 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-12-13 21:06:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 997 transitions. [2022-12-13 21:06:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-13 21:06:30,321 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:30,321 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:30,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 21:06:30,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-13 21:06:30,523 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:30,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:30,524 INFO L85 PathProgramCache]: Analyzing trace with hash -1505392339, now seen corresponding path program 1 times [2022-12-13 21:06:30,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:30,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142130577] [2022-12-13 21:06:30,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:30,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:30,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:30,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:30,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:30,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:30,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 21:06:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:30,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 21:06:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:30,938 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 21:06:30,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:30,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142130577] [2022-12-13 21:06:30,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142130577] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:30,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2134773265] [2022-12-13 21:06:30,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:30,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:30,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:30,939 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:30,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 21:06:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 1247 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:06:31,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-13 21:06:31,252 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:31,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2134773265] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:31,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:06:31,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-12-13 21:06:31,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946708562] [2022-12-13 21:06:31,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:31,253 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:31,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:31,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:31,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:06:31,253 INFO L87 Difference]: Start difference. First operand 758 states and 997 transitions. Second operand has 4 states, 3 states have (on average 25.333333333333332) internal successors, (76), 4 states have internal predecessors, (76), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-13 21:06:31,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:31,369 INFO L93 Difference]: Finished difference Result 1110 states and 1507 transitions. [2022-12-13 21:06:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:06:31,370 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 25.333333333333332) internal successors, (76), 4 states have internal predecessors, (76), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 95 [2022-12-13 21:06:31,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:31,374 INFO L225 Difference]: With dead ends: 1110 [2022-12-13 21:06:31,374 INFO L226 Difference]: Without dead ends: 1108 [2022-12-13 21:06:31,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:06:31,375 INFO L413 NwaCegarLoop]: 534 mSDtfsCounter, 247 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 1171 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:31,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 1171 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:06:31,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2022-12-13 21:06:31,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 756. [2022-12-13 21:06:31,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 652 states have (on average 1.3174846625766872) internal successors, (859), 666 states have internal predecessors, (859), 63 states have call successors, (63), 28 states have call predecessors, (63), 28 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2022-12-13 21:06:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 985 transitions. [2022-12-13 21:06:31,413 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 985 transitions. Word has length 95 [2022-12-13 21:06:31,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:31,413 INFO L495 AbstractCegarLoop]: Abstraction has 756 states and 985 transitions. [2022-12-13 21:06:31,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 25.333333333333332) internal successors, (76), 4 states have internal predecessors, (76), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-13 21:06:31,413 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 985 transitions. [2022-12-13 21:06:31,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-13 21:06:31,414 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:31,414 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:31,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-13 21:06:31,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:31,615 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:31,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:31,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1317012350, now seen corresponding path program 1 times [2022-12-13 21:06:31,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:31,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850250250] [2022-12-13 21:06:31,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:31,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:06:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 21:06:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 21:06:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-12-13 21:06:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2022-12-13 21:06:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-12-13 21:06:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:31,955 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-13 21:06:31,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:31,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850250250] [2022-12-13 21:06:31,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850250250] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:31,956 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:31,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 21:06:31,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339197317] [2022-12-13 21:06:31,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:31,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:06:31,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:31,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:06:31,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:31,957 INFO L87 Difference]: Start difference. First operand 756 states and 985 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 21:06:33,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:06:35,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:06:35,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:35,732 INFO L93 Difference]: Finished difference Result 1700 states and 2260 transitions. [2022-12-13 21:06:35,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:06:35,733 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 108 [2022-12-13 21:06:35,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:35,738 INFO L225 Difference]: With dead ends: 1700 [2022-12-13 21:06:35,738 INFO L226 Difference]: Without dead ends: 1268 [2022-12-13 21:06:35,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:06:35,739 INFO L413 NwaCegarLoop]: 284 mSDtfsCounter, 401 mSDsluCounter, 634 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:35,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 918 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-12-13 21:06:35,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2022-12-13 21:06:35,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 756. [2022-12-13 21:06:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 756 states, 652 states have (on average 1.3159509202453987) internal successors, (858), 666 states have internal predecessors, (858), 63 states have call successors, (63), 28 states have call predecessors, (63), 28 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2022-12-13 21:06:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 984 transitions. [2022-12-13 21:06:35,839 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 984 transitions. Word has length 108 [2022-12-13 21:06:35,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:35,840 INFO L495 AbstractCegarLoop]: Abstraction has 756 states and 984 transitions. [2022-12-13 21:06:35,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-13 21:06:35,840 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 984 transitions. [2022-12-13 21:06:35,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-13 21:06:35,842 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:35,842 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:35,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 21:06:35,843 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:35,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:35,843 INFO L85 PathProgramCache]: Analyzing trace with hash 891113840, now seen corresponding path program 1 times [2022-12-13 21:06:35,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:35,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372660961] [2022-12-13 21:06:35,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:35,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:06:36,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 21:06:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 21:06:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 21:06:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 21:06:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:06:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:06:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 21:06:36,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:36,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372660961] [2022-12-13 21:06:36,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372660961] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:36,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1781652555] [2022-12-13 21:06:36,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:36,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:36,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:36,127 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:36,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-13 21:06:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:36,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 1215 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:06:36,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:36,551 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-13 21:06:36,551 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:36,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1781652555] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:36,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:06:36,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-12-13 21:06:36,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994863255] [2022-12-13 21:06:36,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:36,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:36,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:36,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:36,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:06:36,552 INFO L87 Difference]: Start difference. First operand 756 states and 984 transitions. Second operand has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 21:06:36,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:36,680 INFO L93 Difference]: Finished difference Result 1073 states and 1392 transitions. [2022-12-13 21:06:36,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:06:36,681 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 112 [2022-12-13 21:06:36,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:36,683 INFO L225 Difference]: With dead ends: 1073 [2022-12-13 21:06:36,683 INFO L226 Difference]: Without dead ends: 1071 [2022-12-13 21:06:36,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:06:36,684 INFO L413 NwaCegarLoop]: 496 mSDtfsCounter, 469 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 469 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:36,684 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [469 Valid, 722 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:06:36,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1071 states. [2022-12-13 21:06:36,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1071 to 754. [2022-12-13 21:06:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 754 states, 652 states have (on average 1.312883435582822) internal successors, (856), 664 states have internal predecessors, (856), 63 states have call successors, (63), 28 states have call predecessors, (63), 28 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2022-12-13 21:06:36,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 982 transitions. [2022-12-13 21:06:36,746 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 982 transitions. Word has length 112 [2022-12-13 21:06:36,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:36,746 INFO L495 AbstractCegarLoop]: Abstraction has 754 states and 982 transitions. [2022-12-13 21:06:36,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 28.666666666666668) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-13 21:06:36,747 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 982 transitions. [2022-12-13 21:06:36,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-13 21:06:36,748 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:36,748 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:36,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-13 21:06:36,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:36,950 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:36,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:36,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1854725761, now seen corresponding path program 1 times [2022-12-13 21:06:36,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:36,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548215527] [2022-12-13 21:06:36,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:36,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-12-13 21:06:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:37,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-12-13 21:06:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-12-13 21:06:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 21:06:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 21:06:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 21:06:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-12-13 21:06:37,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-12-13 21:06:37,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:37,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548215527] [2022-12-13 21:06:37,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548215527] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:37,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1077177098] [2022-12-13 21:06:37,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:37,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:37,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:37,181 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:37,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-13 21:06:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:37,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 1216 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:06:37,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:37,602 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-13 21:06:37,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:06:37,674 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-12-13 21:06:37,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1077177098] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:06:37,675 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 21:06:37,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2022-12-13 21:06:37,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667622589] [2022-12-13 21:06:37,675 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 21:06:37,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-13 21:06:37,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:37,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-13 21:06:37,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:06:37,677 INFO L87 Difference]: Start difference. First operand 754 states and 982 transitions. Second operand has 9 states, 9 states have (on average 24.444444444444443) internal successors, (220), 8 states have internal predecessors, (220), 6 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 6 states have call predecessors, (30), 6 states have call successors, (30) [2022-12-13 21:06:38,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:38,276 INFO L93 Difference]: Finished difference Result 2350 states and 3053 transitions. [2022-12-13 21:06:38,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 21:06:38,276 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 24.444444444444443) internal successors, (220), 8 states have internal predecessors, (220), 6 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 6 states have call predecessors, (30), 6 states have call successors, (30) Word has length 113 [2022-12-13 21:06:38,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:38,280 INFO L225 Difference]: With dead ends: 2350 [2022-12-13 21:06:38,280 INFO L226 Difference]: Without dead ends: 1612 [2022-12-13 21:06:38,281 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=194, Unknown=0, NotChecked=0, Total=306 [2022-12-13 21:06:38,282 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 1314 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 617 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:38,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1341 Valid, 934 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 617 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 21:06:38,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1612 states. [2022-12-13 21:06:38,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1612 to 1217. [2022-12-13 21:06:38,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1217 states, 1061 states have (on average 1.3016022620169652) internal successors, (1381), 1073 states have internal predecessors, (1381), 100 states have call successors, (100), 46 states have call predecessors, (100), 46 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2022-12-13 21:06:38,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1581 transitions. [2022-12-13 21:06:38,372 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1581 transitions. Word has length 113 [2022-12-13 21:06:38,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:38,372 INFO L495 AbstractCegarLoop]: Abstraction has 1217 states and 1581 transitions. [2022-12-13 21:06:38,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 24.444444444444443) internal successors, (220), 8 states have internal predecessors, (220), 6 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 6 states have call predecessors, (30), 6 states have call successors, (30) [2022-12-13 21:06:38,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1581 transitions. [2022-12-13 21:06:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-13 21:06:38,374 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:38,375 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:38,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-13 21:06:38,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-13 21:06:38,577 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:38,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:38,578 INFO L85 PathProgramCache]: Analyzing trace with hash 501387383, now seen corresponding path program 2 times [2022-12-13 21:06:38,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:38,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703474328] [2022-12-13 21:06:38,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:38,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 21:06:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 21:06:39,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 21:06:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 21:06:39,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:39,357 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-12-13 21:06:39,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:39,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703474328] [2022-12-13 21:06:39,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703474328] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:39,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538766784] [2022-12-13 21:06:39,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 21:06:39,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:39,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:39,359 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:39,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 21:06:39,637 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 21:06:39,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:06:39,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-13 21:06:39,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:39,748 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-12-13 21:06:39,748 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:39,748 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [538766784] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:39,749 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:06:39,749 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 10 [2022-12-13 21:06:39,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852166893] [2022-12-13 21:06:39,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:39,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:06:39,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:39,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:06:39,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-13 21:06:39,750 INFO L87 Difference]: Start difference. First operand 1217 states and 1581 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 5 states have internal predecessors, (85), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:06:40,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:40,082 INFO L93 Difference]: Finished difference Result 2841 states and 3762 transitions. [2022-12-13 21:06:40,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:06:40,083 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 5 states have internal predecessors, (85), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 129 [2022-12-13 21:06:40,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:40,087 INFO L225 Difference]: With dead ends: 2841 [2022-12-13 21:06:40,087 INFO L226 Difference]: Without dead ends: 1640 [2022-12-13 21:06:40,088 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 142 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:06:40,089 INFO L413 NwaCegarLoop]: 433 mSDtfsCounter, 129 mSDsluCounter, 1581 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 2014 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:40,089 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 2014 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:06:40,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2022-12-13 21:06:40,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1232. [2022-12-13 21:06:40,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1232 states, 1073 states have (on average 1.2982292637465052) internal successors, (1393), 1085 states have internal predecessors, (1393), 100 states have call successors, (100), 46 states have call predecessors, (100), 49 states have return successors, (115), 103 states have call predecessors, (115), 100 states have call successors, (115) [2022-12-13 21:06:40,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 1608 transitions. [2022-12-13 21:06:40,212 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 1608 transitions. Word has length 129 [2022-12-13 21:06:40,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:40,212 INFO L495 AbstractCegarLoop]: Abstraction has 1232 states and 1608 transitions. [2022-12-13 21:06:40,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 5 states have internal predecessors, (85), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:06:40,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1608 transitions. [2022-12-13 21:06:40,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-13 21:06:40,214 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:40,214 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:40,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 21:06:40,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-13 21:06:40,415 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:40,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:40,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1313394821, now seen corresponding path program 1 times [2022-12-13 21:06:40,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:40,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367664236] [2022-12-13 21:06:40,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:40,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 21:06:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 21:06:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 21:06:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 21:06:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:40,877 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-12-13 21:06:40,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:40,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367664236] [2022-12-13 21:06:40,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367664236] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 21:06:40,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [923008443] [2022-12-13 21:06:40,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:40,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 21:06:40,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:40,879 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 21:06:40,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-13 21:06:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:41,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-13 21:06:41,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:41,337 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-12-13 21:06:41,337 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:41,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [923008443] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:41,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 21:06:41,337 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 7 [2022-12-13 21:06:41,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874421977] [2022-12-13 21:06:41,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:41,338 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:06:41,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:41,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:06:41,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:06:41,338 INFO L87 Difference]: Start difference. First operand 1232 states and 1608 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:06:42,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:42,465 INFO L93 Difference]: Finished difference Result 2542 states and 3325 transitions. [2022-12-13 21:06:42,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:06:42,466 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 129 [2022-12-13 21:06:42,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:42,468 INFO L225 Difference]: With dead ends: 2542 [2022-12-13 21:06:42,469 INFO L226 Difference]: Without dead ends: 1326 [2022-12-13 21:06:42,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:06:42,470 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 80 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 1512 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:42,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 1512 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-12-13 21:06:42,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2022-12-13 21:06:42,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 1241. [2022-12-13 21:06:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 1082 states have (on average 1.2957486136783734) internal successors, (1402), 1091 states have internal predecessors, (1402), 100 states have call successors, (100), 46 states have call predecessors, (100), 49 states have return successors, (115), 106 states have call predecessors, (115), 100 states have call successors, (115) [2022-12-13 21:06:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1617 transitions. [2022-12-13 21:06:42,551 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1617 transitions. Word has length 129 [2022-12-13 21:06:42,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:42,551 INFO L495 AbstractCegarLoop]: Abstraction has 1241 states and 1617 transitions. [2022-12-13 21:06:42,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:06:42,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1617 transitions. [2022-12-13 21:06:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-13 21:06:42,553 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:42,553 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:42,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-12-13 21:06:42,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-12-13 21:06:42,755 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:42,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:42,756 INFO L85 PathProgramCache]: Analyzing trace with hash 522448026, now seen corresponding path program 1 times [2022-12-13 21:06:42,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:42,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477915701] [2022-12-13 21:06:42,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:42,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:42,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-12-13 21:06:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-12-13 21:06:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-12-13 21:06:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 21:06:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:43,418 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-12-13 21:06:43,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:43,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477915701] [2022-12-13 21:06:43,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477915701] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:43,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:43,419 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:06:43,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858668466] [2022-12-13 21:06:43,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:43,419 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:06:43,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:43,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:06:43,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:06:43,420 INFO L87 Difference]: Start difference. First operand 1241 states and 1617 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:06:43,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:43,828 INFO L93 Difference]: Finished difference Result 2781 states and 3669 transitions. [2022-12-13 21:06:43,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:06:43,829 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 129 [2022-12-13 21:06:43,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:43,832 INFO L225 Difference]: With dead ends: 2781 [2022-12-13 21:06:43,832 INFO L226 Difference]: Without dead ends: 1556 [2022-12-13 21:06:43,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:06:43,834 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 257 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 1206 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:43,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [263 Valid, 1206 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 21:06:43,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1556 states. [2022-12-13 21:06:43,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1556 to 1250. [2022-12-13 21:06:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1250 states, 1091 states have (on average 1.2933088909257562) internal successors, (1411), 1100 states have internal predecessors, (1411), 100 states have call successors, (100), 46 states have call predecessors, (100), 49 states have return successors, (115), 106 states have call predecessors, (115), 100 states have call successors, (115) [2022-12-13 21:06:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 1626 transitions. [2022-12-13 21:06:43,923 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 1626 transitions. Word has length 129 [2022-12-13 21:06:43,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:43,923 INFO L495 AbstractCegarLoop]: Abstraction has 1250 states and 1626 transitions. [2022-12-13 21:06:43,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 5 states have internal predecessors, (78), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:06:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1626 transitions. [2022-12-13 21:06:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-13 21:06:43,925 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:43,925 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:43,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 21:06:43,925 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:43,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:43,925 INFO L85 PathProgramCache]: Analyzing trace with hash -937157965, now seen corresponding path program 1 times [2022-12-13 21:06:43,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:43,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542946935] [2022-12-13 21:06:43,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:43,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-12-13 21:06:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 21:06:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-12-13 21:06:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 21:06:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-12-13 21:06:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 21:06:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-12-13 21:06:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-12-13 21:06:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:44,423 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-12-13 21:06:44,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:06:44,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542946935] [2022-12-13 21:06:44,423 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542946935] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:44,423 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:44,423 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:06:44,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503933628] [2022-12-13 21:06:44,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:44,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:06:44,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:06:44,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:06:44,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:06:44,425 INFO L87 Difference]: Start difference. First operand 1250 states and 1626 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 5 states have internal predecessors, (88), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:06:44,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:44,926 INFO L93 Difference]: Finished difference Result 3131 states and 4166 transitions. [2022-12-13 21:06:44,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:06:44,927 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 5 states have internal predecessors, (88), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 139 [2022-12-13 21:06:44,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:44,930 INFO L225 Difference]: With dead ends: 3131 [2022-12-13 21:06:44,930 INFO L226 Difference]: Without dead ends: 1897 [2022-12-13 21:06:44,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:06:44,932 INFO L413 NwaCegarLoop]: 359 mSDtfsCounter, 320 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 430 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 1467 SdHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:44,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 1467 Invalid, 477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 430 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-13 21:06:44,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1897 states. [2022-12-13 21:06:45,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1897 to 1259. [2022-12-13 21:06:45,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1259 states, 1100 states have (on average 1.290909090909091) internal successors, (1420), 1109 states have internal predecessors, (1420), 100 states have call successors, (100), 46 states have call predecessors, (100), 49 states have return successors, (115), 106 states have call predecessors, (115), 100 states have call successors, (115) [2022-12-13 21:06:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1259 states and 1635 transitions. [2022-12-13 21:06:45,035 INFO L78 Accepts]: Start accepts. Automaton has 1259 states and 1635 transitions. Word has length 139 [2022-12-13 21:06:45,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:45,035 INFO L495 AbstractCegarLoop]: Abstraction has 1259 states and 1635 transitions. [2022-12-13 21:06:45,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 5 states have internal predecessors, (88), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:06:45,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1635 transitions. [2022-12-13 21:06:45,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-13 21:06:45,037 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:45,037 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:45,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-13 21:06:45,037 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:45,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:45,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1140178933, now seen corresponding path program 1 times [2022-12-13 21:06:45,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:06:45,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340055163] [2022-12-13 21:06:45,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:45,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:06:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:06:45,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:06:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:06:45,821 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:06:45,821 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 21:06:45,822 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 25 remaining) [2022-12-13 21:06:45,823 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __create_pipeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __create_pipeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 25 remaining) [2022-12-13 21:06:45,824 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 25 remaining) [2022-12-13 21:06:45,825 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 25 remaining) [2022-12-13 21:06:45,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-13 21:06:45,828 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:45,831 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 21:06:45,864 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,865 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,865 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,865 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,865 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,865 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,866 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,866 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,866 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,866 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,866 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,866 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,866 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,867 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,868 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,869 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,870 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,871 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,872 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,873 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,874 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,875 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,876 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,877 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,878 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,879 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,880 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,881 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,881 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,881 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,881 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,881 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,881 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,881 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,882 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,882 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,882 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,882 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,882 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,882 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,883 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,883 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,883 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,883 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,883 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,883 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,884 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,885 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,885 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,885 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,885 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,885 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,885 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,885 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,886 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,886 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,886 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,886 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,886 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,886 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,886 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,887 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,887 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,887 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,887 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,887 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,887 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,887 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,888 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,888 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,888 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,888 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,888 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,888 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,888 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,889 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:06:45,889 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:06:45,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:06:45 BoogieIcfgContainer [2022-12-13 21:06:45,978 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 21:06:45,978 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:06:45,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:06:45,978 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:06:45,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:06:17" (3/4) ... [2022-12-13 21:06:45,981 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 21:06:45,981 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:06:45,981 INFO L158 Benchmark]: Toolchain (without parser) took 31477.96ms. Allocated memory was 174.1MB in the beginning and 419.4MB in the end (delta: 245.4MB). Free memory was 103.8MB in the beginning and 310.9MB in the end (delta: -207.1MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2022-12-13 21:06:45,981 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 100.7MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:06:45,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1327.43ms. Allocated memory is still 174.1MB. Free memory was 103.5MB in the beginning and 80.0MB in the end (delta: 23.6MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2022-12-13 21:06:45,982 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.21ms. Allocated memory is still 174.1MB. Free memory was 80.0MB in the beginning and 70.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 21:06:45,982 INFO L158 Benchmark]: Boogie Preprocessor took 50.81ms. Allocated memory is still 174.1MB. Free memory was 70.7MB in the beginning and 63.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 21:06:45,982 INFO L158 Benchmark]: RCFGBuilder took 1702.22ms. Allocated memory was 174.1MB in the beginning and 241.2MB in the end (delta: 67.1MB). Free memory was 63.5MB in the beginning and 104.6MB in the end (delta: -41.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2022-12-13 21:06:45,982 INFO L158 Benchmark]: TraceAbstraction took 28318.51ms. Allocated memory was 241.2MB in the beginning and 419.4MB in the end (delta: 178.3MB). Free memory was 103.5MB in the beginning and 310.9MB in the end (delta: -207.4MB). Peak memory consumption was 191.5MB. Max. memory is 16.1GB. [2022-12-13 21:06:45,983 INFO L158 Benchmark]: Witness Printer took 2.89ms. Allocated memory is still 419.4MB. Free memory is still 310.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:06:45,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 100.7MB. Free memory was 66.7MB in the beginning and 66.6MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1327.43ms. Allocated memory is still 174.1MB. Free memory was 103.5MB in the beginning and 80.0MB in the end (delta: 23.6MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.21ms. Allocated memory is still 174.1MB. Free memory was 80.0MB in the beginning and 70.7MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.81ms. Allocated memory is still 174.1MB. Free memory was 70.7MB in the beginning and 63.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1702.22ms. Allocated memory was 174.1MB in the beginning and 241.2MB in the end (delta: 67.1MB). Free memory was 63.5MB in the beginning and 104.6MB in the end (delta: -41.1MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * TraceAbstraction took 28318.51ms. Allocated memory was 241.2MB in the beginning and 419.4MB in the end (delta: 178.3MB). Free memory was 103.5MB in the beginning and 310.9MB in the end (delta: -207.4MB). Peak memory consumption was 191.5MB. Max. memory is 16.1GB. * Witness Printer took 2.89ms. Allocated memory is still 419.4MB. Free memory is still 310.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6637]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 7484, overapproximation of bitwiseOr at line 6689, overapproximation of bitwiseAnd at line 7298. Possible FailurePath: [L6594] int ldv_state_variable_1 ; [L6595] int usb_counter ; [L6596] int ref_cnt ; [L6597] int ldv_state_variable_0 ; [L6794] static int debug ; [L7459-L7464] static struct usb_device_id flexcop_usb_table[2U] = { {3U, 2807U, 257U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {(unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L7465] struct usb_device_id const __mod_usb_device_table ; [L7466-L7480] static struct usb_driver flexcop_usb_driver = {"b2c2_flexcop_usb", & flexcop_usb_probe, & flexcop_usb_disconnect, 0, 0, 0, 0, 0, 0, (struct usb_device_id const *)(& flexcop_usb_table), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L7495] int ldv_retval_0 ; [L7496] struct usb_interface *flexcop_usb_driver_group1 ; [L7497] int ldv_retval_1 ; [L7499] struct usb_device_id *ldvarg0 ; [L7688] static int ldv_mutex_cred_guard_mutex_of_signal_struct ; [L7791] static int ldv_mutex_lock ; [L7893] static int ldv_mutex_mutex_of_device ; VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=0, ldv_mutex_lock=0, ldv_mutex_mutex_of_device=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7502] int tmp ; [L7503] int tmp___0 ; [L7504] int tmp___1 ; [L7506] CALL ldv_initialize() [L7998] ldv_mutex_cred_guard_mutex_of_signal_struct = 1 [L7999] ldv_mutex_lock = 1 [L8000] ldv_mutex_mutex_of_device = 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7506] RET ldv_initialize() [L7507] ldv_state_variable_1 = 0 [L7508] ref_cnt = 0 [L7509] ldv_state_variable_0 = 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7511] tmp = __VERIFIER_nondet_int() [L7513] case 0: [L7543] case 1: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0] [L7544] COND TRUE ldv_state_variable_0 != 0 [L7545] tmp___1 = __VERIFIER_nondet_int() [L7547] case 0: [L7555] case 1: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp___1=1, usb_counter=0] [L7556] COND TRUE ldv_state_variable_0 == 1 [L7557] CALL, EXPR flexcop_usb_driver_init() [L7482] int tmp ; [L7484] CALL, EXPR ldv_usb_register_driver_8(& flexcop_usb_driver, & __this_module, "b2c2_flexcop_usb") [L7649] ldv_func_ret_type___6 ldv_func_res ; [L7650] int tmp ; [L7652] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L8100] return __VERIFIER_nondet_int(); [L7652] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L7652] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L7653] ldv_func_res = tmp [L7654] ldv_state_variable_1 = 1 [L7655] usb_counter = 0 [L7656] return (ldv_func_res); VAL [\result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_func_arg1={39:0}, ldv_func_arg1={39:0}, ldv_func_arg2={18446744073709551630:18446744073709551650}, ldv_func_arg2={18446744073709551630:18446744073709551650}, ldv_func_arg3={37:0}, ldv_func_arg3={37:0}, ldv_func_res=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, usb_counter=0] [L7484] RET, EXPR ldv_usb_register_driver_8(& flexcop_usb_driver, & __this_module, "b2c2_flexcop_usb") [L7484] tmp = ldv_usb_register_driver_8(& flexcop_usb_driver, & __this_module, "b2c2_flexcop_usb") [L7485] return (tmp); VAL [\result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, usb_counter=0] [L7557] RET, EXPR flexcop_usb_driver_init() [L7557] ldv_retval_1 = flexcop_usb_driver_init() [L7558] COND TRUE ldv_retval_1 == 0 [L7559] ldv_state_variable_0 = 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp___1=1, usb_counter=0] [L7562] COND FALSE !(ldv_retval_1 != 0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp___1=1, usb_counter=0] [L7511] tmp = __VERIFIER_nondet_int() [L7513] case 0: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, tmp___1=1, usb_counter=0] [L7514] COND TRUE ldv_state_variable_1 != 0 [L7515] tmp___0 = __VERIFIER_nondet_int() [L7517] case 0: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, tmp___0=0, tmp___1=1, usb_counter=0] [L7518] COND TRUE ldv_state_variable_1 == 1 [L7519] CALL flexcop_usb_probe(flexcop_usb_driver_group1, (struct usb_device_id const *)ldvarg0) [L7390] struct usb_device *udev ; [L7391] struct usb_device *tmp ; [L7392] struct flexcop_usb *fc_usb ; [L7393] struct flexcop_device *fc ; [L7394] int ret ; [L7396] CALL, EXPR interface_to_usbdev(intf) [L6616] struct device const *__mptr ; [L6618] EXPR intf->dev.parent [L6618] __mptr = (struct device const *)intf->dev.parent [L6619] return ((struct usb_device *)__mptr + 0xffffffffffffff78UL); VAL [\result={0:43}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mptr={0:226483}, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, intf={0:0}, intf={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7396] RET, EXPR interface_to_usbdev(intf) [L7396] tmp = interface_to_usbdev(intf) [L7397] udev = tmp [L7398] fc_usb = 0 [L7399] fc = 0 [L7400] CALL, EXPR flexcop_device_kmalloc(1304UL) [L8053] CALL, EXPR ldv_malloc(sizeof(struct flexcop_device)) VAL [\old(size)=6780, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8053] RET, EXPR ldv_malloc(sizeof(struct flexcop_device)) VAL [\old(arg0)=1304, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, arg0=1304, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct flexcop_device))={-18446744073709551617:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L8053] return ldv_malloc(sizeof(struct flexcop_device)); [L7400] RET, EXPR flexcop_device_kmalloc(1304UL) [L7400] fc = flexcop_device_kmalloc(1304UL) [L7401] COND FALSE !((unsigned long )fc == (unsigned long )((struct flexcop_device *)0)) [L7406] EXPR fc->bus_specific [L7406] fc_usb = (struct flexcop_usb *)fc->bus_specific [L7407] fc_usb->fc_dev = fc [L7408] fc->read_ibi_reg = & flexcop_usb_read_ibi_reg [L7409] fc->write_ibi_reg = & flexcop_usb_write_ibi_reg [L7410] fc->i2c_request = & flexcop_usb_i2c_request [L7411] fc->get_mac_addr = & flexcop_usb_get_mac_addr [L7412] fc->stream_control = & flexcop_usb_stream_control [L7413] fc->pid_filtering = 1 [L7414] fc->bus_type = 0 [L7415] fc->dev = & udev->dev [L7416] fc->owner = & __this_module [L7417] fc_usb->udev = udev [L7418] fc_usb->uintf = intf [L7419] CALL, EXPR flexcop_usb_init(fc_usb) [L7361] EXPR fc_usb->udev [L7361] CALL usb_set_interface(fc_usb->udev, 0, 1) [L8104] return __VERIFIER_nondet_int(); [L7361] RET usb_set_interface(fc_usb->udev, 0, 1) [L7362] EXPR fc_usb->udev [L7362] (fc_usb->udev)->speed [L7363] case 1: [L7366] case 2: [L7378] EXPR fc_usb->uintf VAL [(fc_usb->udev)->speed=2, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, fc_usb={0:99}, fc_usb={0:99}, fc_usb->udev={0:43}, fc_usb->uintf={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7378] CALL usb_set_intfdata(fc_usb->uintf, (void *)fc_usb) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6611] CALL dev_set_drvdata(& intf->dev, data) [L8040] return __VERIFIER_nondet_int(); [L6611] RET dev_set_drvdata(& intf->dev, data) [L7378] RET usb_set_intfdata(fc_usb->uintf, (void *)fc_usb) VAL [(fc_usb->udev)->speed=2, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, fc_usb={0:99}, fc_usb={0:99}, fc_usb->udev={0:43}, fc_usb->uintf={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7379] return (0); VAL [(fc_usb->udev)->speed=2, \result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, fc_usb={0:99}, fc_usb={0:99}, fc_usb->udev={0:43}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7419] RET, EXPR flexcop_usb_init(fc_usb) [L7419] ret = flexcop_usb_init(fc_usb) [L7420] COND FALSE !(ret != 0) [L7424] CALL, EXPR flexcop_device_initialize(fc) [L8047] return __VERIFIER_nondet_int(); [L7424] RET, EXPR flexcop_device_initialize(fc) [L7424] ret = flexcop_device_initialize(fc) [L7425] COND FALSE !(ret != 0) [L7429] CALL flexcop_usb_transfer_init(fc_usb) [L7249] u16 frame_size ; [L7250] int bufsize ; [L7251] int i ; [L7252] int j ; [L7253] int ret ; [L7254] int buffer_offset ; [L7255] void *tmp ; [L7256] int frame_offset ; [L7257] struct urb *urb ; [L7258] unsigned int tmp___0 ; [L7260] EXPR fc_usb->uintf [L7260] EXPR (fc_usb->uintf)->cur_altsetting [L7260] EXPR ((fc_usb->uintf)->cur_altsetting)->endpoint [L7260] EXPR (((fc_usb->uintf)->cur_altsetting)->endpoint)->desc.wMaxPacketSize [L7260] frame_size = (((fc_usb->uintf)->cur_altsetting)->endpoint)->desc.wMaxPacketSize [L7261] EXPR (int )frame_size * 16 [L7261] bufsize = (int )frame_size * 16 [L7262] buffer_offset = 0 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7263] COND FALSE !((debug & 2) != 0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7268] CALL, EXPR pci_alloc_consistent(0, (size_t )bufsize, & fc_usb->dma_addr) [L6759] struct device *tmp ; [L6760] void *tmp___0 ; VAL [\old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dma_handle={0:127}, dma_handle={0:127}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, hwdev={0:0}, hwdev={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, usb_counter=0] [L6762] COND FALSE !((unsigned long )hwdev != (unsigned long )((struct pci_dev *)0)) [L6765] tmp = 0 VAL [\old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dma_handle={0:127}, dma_handle={0:127}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, hwdev={0:0}, hwdev={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, tmp={0:0}, usb_counter=0] [L6767] CALL, EXPR dma_alloc_attrs(tmp, size, dma_handle, 32U, 0) [L6697] struct dma_map_ops *ops ; [L6698] struct dma_map_ops *tmp ; [L6699] void *memory ; [L6700] int tmp___0 ; [L6701] gfp_t tmp___1 ; VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={0:0}, dma_handle={0:127}, dma_handle={0:127}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, usb_counter=0] [L6703] CALL, EXPR get_dma_ops(dev) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6651] long tmp ; VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:0}, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6653-L6654] CALL, EXPR ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L) VAL [\old(c)=0, \old(exp)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7678] return (exp); VAL [\old(c)=0, \old(exp)=1, \result=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, c=0, debug=0, exp=1, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6653-L6654] RET, EXPR ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:0}, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L)=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6653-L6654] tmp = ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L) [L6655] tmp != 0L || (unsigned long )dev->archdata.dma_ops == (unsigned long )((struct dma_map_ops *)0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:0}, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp != 0L || (unsigned long )dev->archdata.dma_ops == (unsigned long )((struct dma_map_ops *)0)=1, usb_counter=0] [L6655] COND TRUE tmp != 0L || (unsigned long )dev->archdata.dma_ops == (unsigned long )((struct dma_map_ops *)0) [L6656] return (dma_ops); VAL [\result={18446744073709551618:18446744073709551629}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:0}, dev={0:0}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0] [L6703] RET, EXPR get_dma_ops(dev) VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={0:0}, dma_handle={0:127}, dma_handle={0:127}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, get_dma_ops(dev)={18446744073709551618:18446744073709551629}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, usb_counter=0] [L6703] tmp = get_dma_ops(dev) [L6704] ops = tmp [L6705] gfp = gfp & 4294967288U VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={0:0}, dma_handle={0:127}, dma_handle={0:127}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ops={18446744073709551618:18446744073709551629}, ref_cnt=0, size=0, tmp={18446744073709551618:18446744073709551629}, usb_counter=0] [L6706] COND TRUE (unsigned long )dev == (unsigned long )((struct device *)0) [L6707] dev = & x86_dma_fallback_dev VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, attrs={0:0}, attrs={0:0}, debug=0, dev={18446744073709551625:51}, dev={0:0}, dma_handle={0:127}, dma_handle={0:127}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ops={18446744073709551618:18446744073709551629}, ref_cnt=0, size=0, tmp={18446744073709551618:18446744073709551629}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6710] CALL, EXPR is_device_dma_capable(dev) [L6643] EXPR dev->dma_mask [L6643] EXPR (unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL [L6643] EXPR dev->dma_mask [L6643] EXPR (unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL VAL [(unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={18446744073709551625:51}, dev={18446744073709551625:51}, dev->dma_mask={45:-44}, dev->dma_mask=18446744073709551617, dev->dma_mask={45:-44}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6643] return ((unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL); [L6710] RET, EXPR is_device_dma_capable(dev) [L6710] tmp___0 = is_device_dma_capable(dev) [L6711] COND FALSE !(tmp___0 == 0) [L6715] EXPR ops->alloc VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={18446744073709551625:51}, dma_handle={0:127}, dma_handle={0:127}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ops={18446744073709551618:18446744073709551629}, ops->alloc={-45:46}, ref_cnt=0, size=0, tmp={18446744073709551618:18446744073709551629}, tmp___0=1, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6715-L6717] COND FALSE !((unsigned long )ops->alloc == (unsigned long )((void *(*)(struct device * , size_t , dma_addr_t * , gfp_t , struct dma_attrs * ))0)) [L6721] CALL, EXPR dma_alloc_coherent_gfp_flags(dev, gfp) [L6679] unsigned long dma_mask ; [L6680] unsigned long tmp ; [L6682] CALL, EXPR dma_alloc_coherent_mask(dev, gfp) [L6663] unsigned long dma_mask ; [L6665] dma_mask = 0UL [L6666] EXPR dev->coherent_dma_mask [L6666] dma_mask = (unsigned long )dev->coherent_dma_mask [L6667] COND FALSE !(dma_mask == 0UL) VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={18446744073709551625:51}, dev={18446744073709551625:51}, dma_mask=1, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6675] return (dma_mask); VAL [\old(gfp)=32, \result=-18446744073709551615, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={18446744073709551625:51}, dev={18446744073709551625:51}, dma_mask=1, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6682] RET, EXPR dma_alloc_coherent_mask(dev, gfp) [L6682] tmp = dma_alloc_coherent_mask(dev, gfp) [L6683] dma_mask = tmp VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={18446744073709551625:51}, dev={18446744073709551625:51}, dma_mask=1, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6684] COND TRUE (unsigned long long )dma_mask <= 16777215ULL [L6685] gfp = gfp | 1U VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={18446744073709551625:51}, dev={18446744073709551625:51}, dma_mask=1, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=20, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6688] COND TRUE (unsigned long long )dma_mask <= 4294967295ULL && (gfp & 1U) == 0U [L6689] gfp = gfp | 4U VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={18446744073709551625:51}, dev={18446744073709551625:51}, dma_mask=1, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=4, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6692] return (gfp); VAL [\old(gfp)=32, \result=4, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={18446744073709551625:51}, dev={18446744073709551625:51}, dma_mask=1, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=4, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6721] RET, EXPR dma_alloc_coherent_gfp_flags(dev, gfp) [L6721] tmp___1 = dma_alloc_coherent_gfp_flags(dev, gfp) [L6722] EXPR ops->alloc [L6722] EXPR, FCALL (*(ops->alloc))(dev, size, dma_handle, tmp___1, attrs) [L6722] memory = (*(ops->alloc))(dev, size, dma_handle, tmp___1, attrs) [L6723] EXPR \read(*dma_handle) [L6723] FCALL debug_dma_alloc_coherent(dev, size, *dma_handle, memory) [L6724] return (memory); VAL [\old(gfp)=32, \old(size)=0, \result={47:-46}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, attrs={0:0}, attrs={0:0}, debug=0, dev={18446744073709551625:51}, dev={0:0}, dma_handle={0:127}, dma_handle={0:127}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, memory={47:-46}, ops={18446744073709551618:18446744073709551629}, ref_cnt=0, size=0, tmp={18446744073709551618:18446744073709551629}, tmp___0=1, tmp___1=4, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6767] RET, EXPR dma_alloc_attrs(tmp, size, dma_handle, 32U, 0) [L6767] tmp___0 = dma_alloc_attrs(tmp, size, dma_handle, 32U, 0) [L6768] return (tmp___0); VAL [\old(size)=0, \result={47:-46}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dma_handle={0:127}, dma_handle={0:127}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, hwdev={0:0}, hwdev={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, tmp={0:0}, tmp___0={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7268] RET, EXPR pci_alloc_consistent(0, (size_t )bufsize, & fc_usb->dma_addr) [L7268] tmp = pci_alloc_consistent(0, (size_t )bufsize, & fc_usb->dma_addr) [L7269] fc_usb->iso_buffer = (u8 *)tmp [L7270] EXPR fc_usb->iso_buffer VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, fc_usb->iso_buffer={47:-46}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7270] COND FALSE !((unsigned long )fc_usb->iso_buffer == (unsigned long )((u8 *)0)) [L7274] EXPR fc_usb->iso_buffer [L7274] FCALL memset((void *)fc_usb->iso_buffer, 0, (size_t )bufsize) [L7275] fc_usb->buffer_size = bufsize [L7276] i = 0 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, arg0=4, arg1=32, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={-36893488147419103233:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, fc_usb->iso_urb[i]={-36893488147419103233:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, arg0=4, arg1=32, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={-55340232221128654849:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, fc_usb->iso_urb[i]={-55340232221128654849:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=2, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=2, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, arg0=4, arg1=32, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={-73786976294838206465:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, fc_usb->iso_urb[i]={-73786976294838206465:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=2, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=3, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=3, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, arg0=4, arg1=32, debug=0, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={-92233720368547758081:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, fc_usb->iso_urb[i]={-92233720368547758081:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=3, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=4, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7287] COND FALSE !(i <= 3) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=4, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7293] i = 0 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7343] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7296] frame_offset = 0 [L7297] EXPR fc_usb->iso_urb[i] [L7297] urb = fc_usb->iso_urb[i] [L7298] COND FALSE !((debug & 2) != 0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_offset=0, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, urb={-36893488147419103233:0}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7302] EXPR fc_usb->udev [L7302] urb->dev = fc_usb->udev [L7303] urb->context = (void *)fc_usb [L7304] urb->complete = & flexcop_usb_urb_complete [L7305] EXPR fc_usb->udev VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, buffer_offset=0, bufsize=0, debug=0, dma_ops={18446744073709551618:18446744073709551629}, fc_usb={0:99}, fc_usb={0:99}, fc_usb->udev={0:43}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_offset=0, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={47:-46}, urb={-36893488147419103233:0}, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L7305] CALL __create_pipe(fc_usb->udev, 129U) VAL [\old(endpoint)=129, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:43}, dma_ops={18446744073709551618:18446744073709551629}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6637] EXPR dev->devnum VAL [\old(endpoint)=129, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:43}, dev={0:43}, dev->devnum=-6, dma_ops={18446744073709551618:18446744073709551629}, endpoint=129, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] [L6637] dev->devnum << 8 VAL [\old(endpoint)=129, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={18446744073709551630:18446744073709551650}, debug=0, dev={0:43}, dev={0:43}, dev->devnum=-6, dma_ops={18446744073709551618:18446744073709551629}, endpoint=129, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={18446744073709551625:51}] - UnprovableResult [Line: 7232]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7232]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6637]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6637]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7261]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7261]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7285]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7285]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7322]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7322]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7323]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7323]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7341]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7341]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7522]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7522]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7532]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7532]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 258 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 28.1s, OverallIterations: 21, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 15.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7343 SdHoareTripleChecker+Valid, 13.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7034 mSDsluCounter, 20752 SdHoareTripleChecker+Invalid, 12.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14236 mSDsCounter, 782 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4729 IncrementalHoareTripleChecker+Invalid, 5511 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 782 mSolverCounterUnsat, 6516 mSDtfsCounter, 4729 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1371 GetRequests, 1260 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1259occurred in iteration=20, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 20 MinimizatonAttempts, 4911 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 2680 NumberOfCodeBlocks, 2579 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 2717 ConstructedInterpolants, 0 QuantifiedInterpolants, 4210 SizeOfPredicates, 14 NumberOfNonLiveVariables, 9177 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 30 InterpolantComputations, 18 PerfectInterpolantSequences, 921/989 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 21:06:46,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:06:47,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:06:47,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:06:47,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:06:47,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:06:47,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:06:47,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:06:47,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:06:47,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:06:47,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:06:47,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:06:47,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:06:47,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:06:47,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:06:47,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:06:47,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:06:47,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:06:47,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:06:47,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:06:47,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:06:47,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:06:47,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:06:47,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:06:47,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:06:47,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:06:47,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:06:47,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:06:47,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:06:47,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:06:47,620 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:06:47,621 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:06:47,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:06:47,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:06:47,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:06:47,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:06:47,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:06:47,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:06:47,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:06:47,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:06:47,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:06:47,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:06:47,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 21:06:47,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:06:47,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:06:47,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:06:47,657 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:06:47,658 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 21:06:47,658 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 21:06:47,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:06:47,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:06:47,659 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:06:47,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:06:47,659 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:06:47,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:06:47,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 21:06:47,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 21:06:47,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 21:06:47,660 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 21:06:47,660 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 21:06:47,661 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 21:06:47,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 21:06:47,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:06:47,661 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:06:47,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 21:06:47,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:06:47,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:06:47,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 21:06:47,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:06:47,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:06:47,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 21:06:47,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 21:06:47,663 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 21:06:47,663 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 21:06:47,663 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 21:06:47,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 21:06:47,664 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 21:06:47,664 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 21:06:47,664 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 21:06:47,664 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 21:06:47,664 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 [2022-12-13 21:06:47,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:06:47,903 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:06:47,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:06:47,906 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:06:47,906 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:06:47,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-12-13 21:06:50,487 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:06:50,875 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:06:50,876 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-12-13 21:06:50,902 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data/af7738f4f/681c3a9348264dd29b92c0c47784c0c7/FLAG024b8c623 [2022-12-13 21:06:51,045 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/data/af7738f4f/681c3a9348264dd29b92c0c47784c0c7 [2022-12-13 21:06:51,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:06:51,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:06:51,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:06:51,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:06:51,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:06:51,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:06:51" (1/1) ... [2022-12-13 21:06:51,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@576df69a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:51, skipping insertion in model container [2022-12-13 21:06:51,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:06:51" (1/1) ... [2022-12-13 21:06:51,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:06:51,143 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:06:51,564 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 21:06:51,569 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 21:06:51,636 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 21:06:51,641 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:06:51,641 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 21:06:51,679 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:51,680 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,687 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,687 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:51,688 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,695 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,707 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:51,729 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,731 WARN L623 FunctionHandler]: Unknown extern function flexcop_pass_dmx_packets [2022-12-13 21:06:51,731 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,732 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,737 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,739 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,739 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,742 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:51,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,751 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:06:51,751 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:06:51,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,760 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 21:06:51,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,776 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:51,777 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,777 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,778 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_set_dest [2022-12-13 21:06:51,778 WARN L623 FunctionHandler]: Unknown extern function flexcop_wan_set_speed [2022-12-13 21:06:51,779 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_ctrl [2022-12-13 21:06:51,782 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-12-13 21:06:51,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,784 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,784 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,792 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kmalloc [2022-12-13 21:06:51,792 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,794 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_initialize [2022-12-13 21:06:51,795 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,795 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:51,795 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:51,799 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:51,799 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:51,800 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:51,820 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:51,820 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:51,820 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:51,821 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 21:06:51,821 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:51,822 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:51,822 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:51,822 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:06:51,823 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:06:51,827 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2022-12-13 21:06:51,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:06:51,912 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 21:06:51,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:06:52,027 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 21:06:52,028 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 21:06:52,033 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 21:06:52,034 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:06:52,034 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 21:06:52,038 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:52,039 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,042 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,042 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:52,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,044 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,046 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,050 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:52,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,064 WARN L623 FunctionHandler]: Unknown extern function flexcop_pass_dmx_packets [2022-12-13 21:06:52,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,065 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,065 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,066 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,069 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:52,069 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,070 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:06:52,070 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:06:52,072 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,073 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 21:06:52,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,075 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,075 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:52,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,076 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_set_dest [2022-12-13 21:06:52,077 WARN L623 FunctionHandler]: Unknown extern function flexcop_wan_set_speed [2022-12-13 21:06:52,077 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_ctrl [2022-12-13 21:06:52,077 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-12-13 21:06:52,078 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,078 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,079 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,079 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,080 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kmalloc [2022-12-13 21:06:52,080 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,082 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_initialize [2022-12-13 21:06:52,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,083 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:52,083 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:52,084 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:52,084 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:52,084 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,088 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:52,089 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:52,089 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:52,089 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 21:06:52,090 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:52,090 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:52,090 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:52,090 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:06:52,091 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:06:52,091 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2022-12-13 21:06:52,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:06:52,104 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:06:52,267 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 21:06:52,268 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 21:06:52,276 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 21:06:52,277 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 21:06:52,277 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 21:06:52,281 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:52,282 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,285 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,286 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,286 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:52,287 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,288 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,290 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,294 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,295 WARN L623 FunctionHandler]: Unknown extern function usb_control_msg [2022-12-13 21:06:52,314 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,315 WARN L623 FunctionHandler]: Unknown extern function flexcop_pass_dmx_packets [2022-12-13 21:06:52,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,329 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,330 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,331 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,331 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,333 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:52,334 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,334 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 21:06:52,334 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 21:06:52,336 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,337 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 21:06:52,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,341 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,342 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 21:06:52,343 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,343 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,343 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_set_dest [2022-12-13 21:06:52,349 WARN L623 FunctionHandler]: Unknown extern function flexcop_wan_set_speed [2022-12-13 21:06:52,355 WARN L623 FunctionHandler]: Unknown extern function flexcop_sram_ctrl [2022-12-13 21:06:52,362 WARN L623 FunctionHandler]: Unknown extern function usb_set_interface [2022-12-13 21:06:52,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,364 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kmalloc [2022-12-13 21:06:52,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,415 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_initialize [2022-12-13 21:06:52,415 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,416 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:52,416 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:52,417 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_exit [2022-12-13 21:06:52,422 WARN L623 FunctionHandler]: Unknown extern function flexcop_device_kfree [2022-12-13 21:06:52,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 21:06:52,430 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:52,430 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:52,431 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:52,431 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 21:06:52,431 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:52,432 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 21:06:52,432 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 21:06:52,432 WARN L623 FunctionHandler]: Unknown extern function usb_register_driver [2022-12-13 21:06:52,432 WARN L623 FunctionHandler]: Unknown extern function usb_deregister [2022-12-13 21:06:52,433 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i[222523,222536] [2022-12-13 21:06:52,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:06:52,465 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:06:52,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52 WrapperNode [2022-12-13 21:06:52,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:06:52,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:06:52,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:06:52,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:06:52,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,553 INFO L138 Inliner]: procedures = 142, calls = 982, calls flagged for inlining = 54, calls inlined = 42, statements flattened = 862 [2022-12-13 21:06:52,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:06:52,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:06:52,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:06:52,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:06:52,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,605 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:06:52,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:06:52,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:06:52,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:06:52,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (1/1) ... [2022-12-13 21:06:52,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 21:06:52,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:06:52,640 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 21:06:52,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 21:06:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-13 21:06:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-13 21:06:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2022-12-13 21:06:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_exit [2022-12-13 21:06:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-12-13 21:06:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-12-13 21:06:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 21:06:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 21:06:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-13 21:06:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-12-13 21:06:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-12-13 21:06:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 21:06:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 21:06:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2022-12-13 21:06:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2022-12-13 21:06:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 21:06:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 21:06:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 21:06:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2022-12-13 21:06:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kfree [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2022-12-13 21:06:52,672 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 21:06:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-13 21:06:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 21:06:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 21:06:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-13 21:06:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-12-13 21:06:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-12-13 21:06:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:06:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:06:52,992 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:06:52,993 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:06:58,156 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:06:58,166 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:06:58,166 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 21:06:58,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:06:58 BoogieIcfgContainer [2022-12-13 21:06:58,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:06:58,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 21:06:58,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 21:06:58,174 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 21:06:58,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:06:51" (1/3) ... [2022-12-13 21:06:58,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed77f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:06:58, skipping insertion in model container [2022-12-13 21:06:58,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:06:52" (2/3) ... [2022-12-13 21:06:58,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ed77f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:06:58, skipping insertion in model container [2022-12-13 21:06:58,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:06:58" (3/3) ... [2022-12-13 21:06:58,177 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2022-12-13 21:06:58,193 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 21:06:58,193 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2022-12-13 21:06:58,248 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 21:06:58,254 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@45937e79, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 21:06:58,255 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-12-13 21:06:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 258 states, 197 states have (on average 1.4365482233502538) internal successors, (283), 227 states have internal predecessors, (283), 24 states have call successors, (24), 11 states have call predecessors, (24), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2022-12-13 21:06:58,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 21:06:58,267 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:58,268 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:58,268 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:58,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:58,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1902920499, now seen corresponding path program 1 times [2022-12-13 21:06:58,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:06:58,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [261494829] [2022-12-13 21:06:58,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:58,282 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:06:58,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:06:58,284 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:06:58,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 21:06:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:58,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 21:06:58,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:06:58,610 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:58,610 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:06:58,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [261494829] [2022-12-13 21:06:58,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [261494829] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:58,611 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:58,611 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 21:06:58,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217221084] [2022-12-13 21:06:58,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:58,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 21:06:58,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:06:58,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 21:06:58,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 21:06:58,638 INFO L87 Difference]: Start difference. First operand has 258 states, 197 states have (on average 1.4365482233502538) internal successors, (283), 227 states have internal predecessors, (283), 24 states have call successors, (24), 11 states have call predecessors, (24), 11 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 1 states have (on average 18.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:58,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:58,666 INFO L93 Difference]: Finished difference Result 267 states and 343 transitions. [2022-12-13 21:06:58,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 21:06:58,667 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 18.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2022-12-13 21:06:58,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:58,675 INFO L225 Difference]: With dead ends: 267 [2022-12-13 21:06:58,675 INFO L226 Difference]: Without dead ends: 226 [2022-12-13 21:06:58,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 21:06:58,679 INFO L413 NwaCegarLoop]: 312 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:58,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 312 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:06:58,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2022-12-13 21:06:58,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2022-12-13 21:06:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 184 states have (on average 1.358695652173913) internal successors, (250), 196 states have internal predecessors, (250), 21 states have call successors, (21), 10 states have call predecessors, (21), 10 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-12-13 21:06:58,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 292 transitions. [2022-12-13 21:06:58,720 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 292 transitions. Word has length 20 [2022-12-13 21:06:58,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:58,721 INFO L495 AbstractCegarLoop]: Abstraction has 226 states and 292 transitions. [2022-12-13 21:06:58,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 18.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 292 transitions. [2022-12-13 21:06:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-13 21:06:58,722 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:58,722 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:58,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 21:06:58,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:06:58,923 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:58,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:58,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1139006210, now seen corresponding path program 1 times [2022-12-13 21:06:58,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:06:58,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [831550069] [2022-12-13 21:06:58,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:58,925 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:06:58,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:06:58,926 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:06:58,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 21:06:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:59,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:06:59,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:06:59,200 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:59,200 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:06:59,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [831550069] [2022-12-13 21:06:59,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [831550069] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:59,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:59,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:06:59,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166971653] [2022-12-13 21:06:59,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:59,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:06:59,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:06:59,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:06:59,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:06:59,204 INFO L87 Difference]: Start difference. First operand 226 states and 292 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:59,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:59,286 INFO L93 Difference]: Finished difference Result 463 states and 604 transitions. [2022-12-13 21:06:59,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:06:59,287 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-12-13 21:06:59,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:59,288 INFO L225 Difference]: With dead ends: 463 [2022-12-13 21:06:59,289 INFO L226 Difference]: Without dead ends: 240 [2022-12-13 21:06:59,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:06:59,290 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 20 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:59,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 571 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:06:59,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2022-12-13 21:06:59,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 239. [2022-12-13 21:06:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 197 states have (on average 1.3756345177664975) internal successors, (271), 209 states have internal predecessors, (271), 21 states have call successors, (21), 10 states have call predecessors, (21), 10 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-12-13 21:06:59,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 313 transitions. [2022-12-13 21:06:59,304 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 313 transitions. Word has length 21 [2022-12-13 21:06:59,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:06:59,305 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 313 transitions. [2022-12-13 21:06:59,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:59,305 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 313 transitions. [2022-12-13 21:06:59,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-13 21:06:59,306 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:06:59,306 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:06:59,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 21:06:59,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:06:59,507 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:06:59,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:06:59,507 INFO L85 PathProgramCache]: Analyzing trace with hash 377760044, now seen corresponding path program 1 times [2022-12-13 21:06:59,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:06:59,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1732781158] [2022-12-13 21:06:59,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:06:59,510 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:06:59,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:06:59,511 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:06:59,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 21:06:59,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:06:59,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:06:59,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:06:59,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:06:59,800 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:06:59,800 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:06:59,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1732781158] [2022-12-13 21:06:59,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1732781158] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:06:59,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:06:59,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:06:59,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046213308] [2022-12-13 21:06:59,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:06:59,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:06:59,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:06:59,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:06:59,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:06:59,802 INFO L87 Difference]: Start difference. First operand 239 states and 313 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:06:59,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:06:59,966 INFO L93 Difference]: Finished difference Result 710 states and 932 transitions. [2022-12-13 21:06:59,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:06:59,967 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 33 [2022-12-13 21:06:59,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:06:59,970 INFO L225 Difference]: With dead ends: 710 [2022-12-13 21:06:59,970 INFO L226 Difference]: Without dead ends: 474 [2022-12-13 21:06:59,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:06:59,973 INFO L413 NwaCegarLoop]: 568 mSDtfsCounter, 330 mSDsluCounter, 800 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 1368 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:06:59,973 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 1368 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:06:59,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2022-12-13 21:06:59,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 241. [2022-12-13 21:06:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 199 states have (on average 1.3718592964824121) internal successors, (273), 211 states have internal predecessors, (273), 21 states have call successors, (21), 10 states have call predecessors, (21), 10 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2022-12-13 21:06:59,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 315 transitions. [2022-12-13 21:06:59,999 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 315 transitions. Word has length 33 [2022-12-13 21:07:00,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:00,000 INFO L495 AbstractCegarLoop]: Abstraction has 241 states and 315 transitions. [2022-12-13 21:07:00,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:07:00,000 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 315 transitions. [2022-12-13 21:07:00,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-13 21:07:00,001 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:00,001 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:00,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 21:07:00,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:00,203 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:00,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:00,205 INFO L85 PathProgramCache]: Analyzing trace with hash -501594550, now seen corresponding path program 1 times [2022-12-13 21:07:00,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:00,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125808241] [2022-12-13 21:07:00,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:00,210 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:00,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:00,213 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:00,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 21:07:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:00,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:07:00,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:07:00,547 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:00,547 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:00,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2125808241] [2022-12-13 21:07:00,548 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2125808241] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:00,548 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:00,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:07:00,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847336111] [2022-12-13 21:07:00,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:00,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:07:00,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:00,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:07:00,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:00,549 INFO L87 Difference]: Start difference. First operand 241 states and 315 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:07:00,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:00,626 INFO L93 Difference]: Finished difference Result 563 states and 733 transitions. [2022-12-13 21:07:00,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:07:00,626 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 36 [2022-12-13 21:07:00,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:00,629 INFO L225 Difference]: With dead ends: 563 [2022-12-13 21:07:00,629 INFO L226 Difference]: Without dead ends: 325 [2022-12-13 21:07:00,630 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:00,630 INFO L413 NwaCegarLoop]: 361 mSDtfsCounter, 254 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:00,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 481 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:00,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2022-12-13 21:07:00,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 323. [2022-12-13 21:07:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 267 states have (on average 1.3595505617977528) internal successors, (363), 279 states have internal predecessors, (363), 27 states have call successors, (27), 18 states have call predecessors, (27), 18 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2022-12-13 21:07:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 417 transitions. [2022-12-13 21:07:00,643 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 417 transitions. Word has length 36 [2022-12-13 21:07:00,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:00,643 INFO L495 AbstractCegarLoop]: Abstraction has 323 states and 417 transitions. [2022-12-13 21:07:00,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 21:07:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 417 transitions. [2022-12-13 21:07:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-13 21:07:00,644 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:00,644 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:00,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 21:07:00,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:00,846 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:00,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:00,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1565634270, now seen corresponding path program 1 times [2022-12-13 21:07:00,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:00,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1544520961] [2022-12-13 21:07:00,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:00,849 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:00,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:00,852 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:00,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 21:07:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:01,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-13 21:07:01,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:01,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:01,316 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:01,316 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:01,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1544520961] [2022-12-13 21:07:01,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1544520961] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:01,316 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:01,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:07:01,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951357141] [2022-12-13 21:07:01,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:01,317 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:01,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:01,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:01,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:01,318 INFO L87 Difference]: Start difference. First operand 323 states and 417 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 21:07:03,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:03,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:03,497 INFO L93 Difference]: Finished difference Result 677 states and 879 transitions. [2022-12-13 21:07:03,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:07:03,498 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 42 [2022-12-13 21:07:03,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:03,500 INFO L225 Difference]: With dead ends: 677 [2022-12-13 21:07:03,500 INFO L226 Difference]: Without dead ends: 357 [2022-12-13 21:07:03,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:07:03,501 INFO L413 NwaCegarLoop]: 326 mSDtfsCounter, 80 mSDsluCounter, 1216 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 1542 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:03,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 1542 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2022-12-13 21:07:03,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2022-12-13 21:07:03,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 328. [2022-12-13 21:07:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 271 states have (on average 1.3542435424354244) internal successors, (367), 283 states have internal predecessors, (367), 27 states have call successors, (27), 18 states have call predecessors, (27), 19 states have return successors, (29), 28 states have call predecessors, (29), 27 states have call successors, (29) [2022-12-13 21:07:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 423 transitions. [2022-12-13 21:07:03,520 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 423 transitions. Word has length 42 [2022-12-13 21:07:03,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:03,521 INFO L495 AbstractCegarLoop]: Abstraction has 328 states and 423 transitions. [2022-12-13 21:07:03,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 21:07:03,521 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 423 transitions. [2022-12-13 21:07:03,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-13 21:07:03,523 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:03,523 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:03,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 21:07:03,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:03,724 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:03,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:03,725 INFO L85 PathProgramCache]: Analyzing trace with hash 721162399, now seen corresponding path program 1 times [2022-12-13 21:07:03,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:03,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958357777] [2022-12-13 21:07:03,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:03,729 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:03,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:03,732 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:03,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-13 21:07:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:04,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 21:07:04,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:04,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:04,177 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:04,177 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:04,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958357777] [2022-12-13 21:07:04,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [958357777] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:04,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:04,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:07:04,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101963707] [2022-12-13 21:07:04,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:04,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:04,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:04,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:04,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:04,179 INFO L87 Difference]: Start difference. First operand 328 states and 423 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 21:07:06,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:08,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:08,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:08,480 INFO L93 Difference]: Finished difference Result 907 states and 1175 transitions. [2022-12-13 21:07:08,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 21:07:08,481 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 42 [2022-12-13 21:07:08,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:08,483 INFO L225 Difference]: With dead ends: 907 [2022-12-13 21:07:08,483 INFO L226 Difference]: Without dead ends: 582 [2022-12-13 21:07:08,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-12-13 21:07:08,484 INFO L413 NwaCegarLoop]: 547 mSDtfsCounter, 426 mSDsluCounter, 1901 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 2448 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:08,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 2448 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 63 Invalid, 2 Unknown, 0 Unchecked, 4.2s Time] [2022-12-13 21:07:08,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2022-12-13 21:07:08,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 332. [2022-12-13 21:07:08,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 274 states have (on average 1.3503649635036497) internal successors, (370), 286 states have internal predecessors, (370), 28 states have call successors, (28), 18 states have call predecessors, (28), 19 states have return successors, (30), 29 states have call predecessors, (30), 28 states have call successors, (30) [2022-12-13 21:07:08,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 428 transitions. [2022-12-13 21:07:08,502 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 428 transitions. Word has length 42 [2022-12-13 21:07:08,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:08,502 INFO L495 AbstractCegarLoop]: Abstraction has 332 states and 428 transitions. [2022-12-13 21:07:08,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 21:07:08,502 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2022-12-13 21:07:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-13 21:07:08,503 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:08,503 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:08,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-12-13 21:07:08,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:08,704 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:08,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:08,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1859366331, now seen corresponding path program 1 times [2022-12-13 21:07:08,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:08,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867190281] [2022-12-13 21:07:08,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:08,705 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:08,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:08,706 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:08,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-13 21:07:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:09,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:07:09,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:09,101 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:09,101 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:09,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [867190281] [2022-12-13 21:07:09,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [867190281] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:09,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:09,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:07:09,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443595579] [2022-12-13 21:07:09,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:09,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:07:09,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:09,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:07:09,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:07:09,102 INFO L87 Difference]: Start difference. First operand 332 states and 428 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 21:07:11,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:13,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 21:07:13,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:13,245 INFO L93 Difference]: Finished difference Result 785 states and 1040 transitions. [2022-12-13 21:07:13,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:07:13,245 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 50 [2022-12-13 21:07:13,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:13,246 INFO L225 Difference]: With dead ends: 785 [2022-12-13 21:07:13,247 INFO L226 Difference]: Without dead ends: 456 [2022-12-13 21:07:13,247 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:07:13,248 INFO L413 NwaCegarLoop]: 345 mSDtfsCounter, 363 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 22 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 372 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:13,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [372 Valid, 739 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 15 Invalid, 2 Unknown, 0 Unchecked, 4.1s Time] [2022-12-13 21:07:13,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2022-12-13 21:07:13,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 332. [2022-12-13 21:07:13,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 274 states have (on average 1.3467153284671534) internal successors, (369), 285 states have internal predecessors, (369), 28 states have call successors, (28), 18 states have call predecessors, (28), 19 states have return successors, (30), 29 states have call predecessors, (30), 28 states have call successors, (30) [2022-12-13 21:07:13,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 427 transitions. [2022-12-13 21:07:13,281 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 427 transitions. Word has length 50 [2022-12-13 21:07:13,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:13,281 INFO L495 AbstractCegarLoop]: Abstraction has 332 states and 427 transitions. [2022-12-13 21:07:13,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-13 21:07:13,281 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 427 transitions. [2022-12-13 21:07:13,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-13 21:07:13,282 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:13,283 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:13,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-13 21:07:13,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:13,483 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:13,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:13,484 INFO L85 PathProgramCache]: Analyzing trace with hash -819706937, now seen corresponding path program 1 times [2022-12-13 21:07:13,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:13,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1384662519] [2022-12-13 21:07:13,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:13,485 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:13,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:13,485 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:13,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-13 21:07:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:13,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:07:13,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:13,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:13,933 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:13,933 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:13,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1384662519] [2022-12-13 21:07:13,934 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1384662519] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:13,934 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:13,934 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 21:07:13,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126789411] [2022-12-13 21:07:13,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:13,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:07:13,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:13,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:07:13,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:07:13,935 INFO L87 Difference]: Start difference. First operand 332 states and 427 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:07:14,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:14,160 INFO L93 Difference]: Finished difference Result 928 states and 1201 transitions. [2022-12-13 21:07:14,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 21:07:14,161 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 62 [2022-12-13 21:07:14,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:14,164 INFO L225 Difference]: With dead ends: 928 [2022-12-13 21:07:14,164 INFO L226 Difference]: Without dead ends: 599 [2022-12-13 21:07:14,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 21:07:14,165 INFO L413 NwaCegarLoop]: 580 mSDtfsCounter, 368 mSDsluCounter, 1347 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 1927 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:14,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 1927 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:14,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2022-12-13 21:07:14,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 330. [2022-12-13 21:07:14,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 273 states have (on average 1.347985347985348) internal successors, (368), 285 states have internal predecessors, (368), 27 states have call successors, (27), 18 states have call predecessors, (27), 19 states have return successors, (29), 28 states have call predecessors, (29), 27 states have call successors, (29) [2022-12-13 21:07:14,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 424 transitions. [2022-12-13 21:07:14,192 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 424 transitions. Word has length 62 [2022-12-13 21:07:14,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:14,193 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 424 transitions. [2022-12-13 21:07:14,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 21:07:14,193 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 424 transitions. [2022-12-13 21:07:14,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-13 21:07:14,193 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:14,193 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:14,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-13 21:07:14,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:14,394 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:14,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:14,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1249721555, now seen corresponding path program 1 times [2022-12-13 21:07:14,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:14,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305431561] [2022-12-13 21:07:14,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:14,395 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:14,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:14,396 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:14,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-13 21:07:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:14,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:07:14,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:14,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:14,924 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:14,924 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:14,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [305431561] [2022-12-13 21:07:14,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [305431561] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:14,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:14,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:07:14,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273603455] [2022-12-13 21:07:14,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:14,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:07:14,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:14,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:07:14,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:14,926 INFO L87 Difference]: Start difference. First operand 330 states and 424 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 21:07:14,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:14,971 INFO L93 Difference]: Finished difference Result 657 states and 847 transitions. [2022-12-13 21:07:14,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:07:14,971 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 76 [2022-12-13 21:07:14,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:14,973 INFO L225 Difference]: With dead ends: 657 [2022-12-13 21:07:14,973 INFO L226 Difference]: Without dead ends: 330 [2022-12-13 21:07:14,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:14,974 INFO L413 NwaCegarLoop]: 282 mSDtfsCounter, 243 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 282 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:14,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 282 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:07:14,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-12-13 21:07:15,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 330. [2022-12-13 21:07:15,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 273 states have (on average 1.326007326007326) internal successors, (362), 285 states have internal predecessors, (362), 27 states have call successors, (27), 18 states have call predecessors, (27), 19 states have return successors, (29), 28 states have call predecessors, (29), 27 states have call successors, (29) [2022-12-13 21:07:15,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 418 transitions. [2022-12-13 21:07:15,003 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 418 transitions. Word has length 76 [2022-12-13 21:07:15,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:15,003 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 418 transitions. [2022-12-13 21:07:15,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 2 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 21:07:15,003 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 418 transitions. [2022-12-13 21:07:15,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-13 21:07:15,004 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:15,004 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:15,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-12-13 21:07:15,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:15,205 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:15,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:15,205 INFO L85 PathProgramCache]: Analyzing trace with hash -548121681, now seen corresponding path program 1 times [2022-12-13 21:07:15,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:15,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1265594648] [2022-12-13 21:07:15,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:15,207 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:15,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:15,207 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:15,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-13 21:07:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:15,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 21:07:15,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:15,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:15,633 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:15,633 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:15,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1265594648] [2022-12-13 21:07:15,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1265594648] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:15,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:15,634 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:07:15,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511880097] [2022-12-13 21:07:15,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:15,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:07:15,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:15,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:07:15,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:15,635 INFO L87 Difference]: Start difference. First operand 330 states and 418 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 21:07:15,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:15,678 INFO L93 Difference]: Finished difference Result 728 states and 936 transitions. [2022-12-13 21:07:15,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:07:15,679 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 76 [2022-12-13 21:07:15,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:15,680 INFO L225 Difference]: With dead ends: 728 [2022-12-13 21:07:15,680 INFO L226 Difference]: Without dead ends: 401 [2022-12-13 21:07:15,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:15,682 INFO L413 NwaCegarLoop]: 363 mSDtfsCounter, 171 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:15,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 539 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:07:15,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2022-12-13 21:07:15,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 330. [2022-12-13 21:07:15,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 273 states have (on average 1.3223443223443223) internal successors, (361), 285 states have internal predecessors, (361), 27 states have call successors, (27), 18 states have call predecessors, (27), 19 states have return successors, (29), 28 states have call predecessors, (29), 27 states have call successors, (29) [2022-12-13 21:07:15,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 417 transitions. [2022-12-13 21:07:15,707 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 417 transitions. Word has length 76 [2022-12-13 21:07:15,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:15,708 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 417 transitions. [2022-12-13 21:07:15,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 21:07:15,708 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 417 transitions. [2022-12-13 21:07:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-13 21:07:15,708 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:15,708 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:15,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-12-13 21:07:15,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:15,909 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:15,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:15,910 INFO L85 PathProgramCache]: Analyzing trace with hash 838081713, now seen corresponding path program 1 times [2022-12-13 21:07:15,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:15,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [797235385] [2022-12-13 21:07:15,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:15,911 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:15,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:15,911 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:15,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-12-13 21:07:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:16,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:07:16,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:16,375 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:16,375 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:16,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [797235385] [2022-12-13 21:07:16,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [797235385] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:16,375 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:16,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 21:07:16,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721332236] [2022-12-13 21:07:16,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:16,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 21:07:16,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:16,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:07:16,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:07:16,377 INFO L87 Difference]: Start difference. First operand 330 states and 417 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:16,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:16,516 INFO L93 Difference]: Finished difference Result 743 states and 957 transitions. [2022-12-13 21:07:16,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 21:07:16,517 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 76 [2022-12-13 21:07:16,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:16,519 INFO L225 Difference]: With dead ends: 743 [2022-12-13 21:07:16,519 INFO L226 Difference]: Without dead ends: 416 [2022-12-13 21:07:16,520 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:07:16,521 INFO L413 NwaCegarLoop]: 359 mSDtfsCounter, 144 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 984 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:16,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 984 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:16,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2022-12-13 21:07:16,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 332. [2022-12-13 21:07:16,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 275 states have (on average 1.32) internal successors, (363), 287 states have internal predecessors, (363), 27 states have call successors, (27), 18 states have call predecessors, (27), 19 states have return successors, (29), 28 states have call predecessors, (29), 27 states have call successors, (29) [2022-12-13 21:07:16,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 419 transitions. [2022-12-13 21:07:16,564 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 419 transitions. Word has length 76 [2022-12-13 21:07:16,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:16,564 INFO L495 AbstractCegarLoop]: Abstraction has 332 states and 419 transitions. [2022-12-13 21:07:16,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:16,564 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 419 transitions. [2022-12-13 21:07:16,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-13 21:07:16,565 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:16,566 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:16,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2022-12-13 21:07:16,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:16,766 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:16,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:16,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1522810766, now seen corresponding path program 1 times [2022-12-13 21:07:16,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:16,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2120661590] [2022-12-13 21:07:16,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:16,767 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:16,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:16,768 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:16,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-12-13 21:07:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:17,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-13 21:07:17,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:17,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:17,332 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:17,332 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:17,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2120661590] [2022-12-13 21:07:17,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2120661590] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:17,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:17,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 21:07:17,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963600684] [2022-12-13 21:07:17,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:17,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:07:17,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:17,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:07:17,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:07:17,334 INFO L87 Difference]: Start difference. First operand 332 states and 419 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:17,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:17,501 INFO L93 Difference]: Finished difference Result 727 states and 927 transitions. [2022-12-13 21:07:17,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 21:07:17,502 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 81 [2022-12-13 21:07:17,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:17,503 INFO L225 Difference]: With dead ends: 727 [2022-12-13 21:07:17,503 INFO L226 Difference]: Without dead ends: 398 [2022-12-13 21:07:17,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:07:17,504 INFO L413 NwaCegarLoop]: 363 mSDtfsCounter, 147 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 1297 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:17,504 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 1297 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:17,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2022-12-13 21:07:17,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 335. [2022-12-13 21:07:17,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 278 states have (on average 1.316546762589928) internal successors, (366), 290 states have internal predecessors, (366), 27 states have call successors, (27), 18 states have call predecessors, (27), 19 states have return successors, (29), 28 states have call predecessors, (29), 27 states have call successors, (29) [2022-12-13 21:07:17,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 422 transitions. [2022-12-13 21:07:17,531 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 422 transitions. Word has length 81 [2022-12-13 21:07:17,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:17,531 INFO L495 AbstractCegarLoop]: Abstraction has 335 states and 422 transitions. [2022-12-13 21:07:17,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 422 transitions. [2022-12-13 21:07:17,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-13 21:07:17,532 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:17,532 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:17,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2022-12-13 21:07:17,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:17,734 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:17,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:17,735 INFO L85 PathProgramCache]: Analyzing trace with hash -534869429, now seen corresponding path program 1 times [2022-12-13 21:07:17,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:17,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1683285288] [2022-12-13 21:07:17,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:17,739 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:17,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:17,742 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:17,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-12-13 21:07:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:18,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:07:18,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:18,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:18,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:18,406 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:18,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1683285288] [2022-12-13 21:07:18,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1683285288] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:18,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:18,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:07:18,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396869531] [2022-12-13 21:07:18,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:18,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:07:18,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:18,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:07:18,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:18,408 INFO L87 Difference]: Start difference. First operand 335 states and 422 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:18,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:18,601 INFO L93 Difference]: Finished difference Result 853 states and 1099 transitions. [2022-12-13 21:07:18,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:07:18,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 91 [2022-12-13 21:07:18,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:18,606 INFO L225 Difference]: With dead ends: 853 [2022-12-13 21:07:18,606 INFO L226 Difference]: Without dead ends: 521 [2022-12-13 21:07:18,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:18,607 INFO L413 NwaCegarLoop]: 429 mSDtfsCounter, 162 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:18,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 718 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:18,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2022-12-13 21:07:18,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 336. [2022-12-13 21:07:18,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 279 states have (on average 1.3154121863799284) internal successors, (367), 291 states have internal predecessors, (367), 27 states have call successors, (27), 18 states have call predecessors, (27), 19 states have return successors, (29), 28 states have call predecessors, (29), 27 states have call successors, (29) [2022-12-13 21:07:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 423 transitions. [2022-12-13 21:07:18,642 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 423 transitions. Word has length 91 [2022-12-13 21:07:18,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:18,642 INFO L495 AbstractCegarLoop]: Abstraction has 336 states and 423 transitions. [2022-12-13 21:07:18,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:18,643 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 423 transitions. [2022-12-13 21:07:18,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-13 21:07:18,643 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:18,643 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:18,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-12-13 21:07:18,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:18,844 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:18,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:18,846 INFO L85 PathProgramCache]: Analyzing trace with hash 2071154125, now seen corresponding path program 1 times [2022-12-13 21:07:18,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:18,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [319953895] [2022-12-13 21:07:18,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:18,851 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:18,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:18,855 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:18,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-12-13 21:07:19,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:19,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:07:19,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:19,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-13 21:07:19,461 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:19,462 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:19,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [319953895] [2022-12-13 21:07:19,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [319953895] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:19,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:19,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:07:19,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922154099] [2022-12-13 21:07:19,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:19,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:07:19,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:19,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:07:19,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:19,463 INFO L87 Difference]: Start difference. First operand 336 states and 423 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:19,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:19,598 INFO L93 Difference]: Finished difference Result 818 states and 1058 transitions. [2022-12-13 21:07:19,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:07:19,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 91 [2022-12-13 21:07:19,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:19,601 INFO L225 Difference]: With dead ends: 818 [2022-12-13 21:07:19,601 INFO L226 Difference]: Without dead ends: 485 [2022-12-13 21:07:19,602 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:19,602 INFO L413 NwaCegarLoop]: 364 mSDtfsCounter, 121 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 639 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:19,603 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 639 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:19,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2022-12-13 21:07:19,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 370. [2022-12-13 21:07:19,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 310 states have (on average 1.303225806451613) internal successors, (404), 322 states have internal predecessors, (404), 30 states have call successors, (30), 18 states have call predecessors, (30), 19 states have return successors, (33), 31 states have call predecessors, (33), 30 states have call successors, (33) [2022-12-13 21:07:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 467 transitions. [2022-12-13 21:07:19,639 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 467 transitions. Word has length 91 [2022-12-13 21:07:19,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:19,640 INFO L495 AbstractCegarLoop]: Abstraction has 370 states and 467 transitions. [2022-12-13 21:07:19,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-12-13 21:07:19,640 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 467 transitions. [2022-12-13 21:07:19,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-13 21:07:19,641 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:19,641 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:19,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2022-12-13 21:07:19,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:19,842 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:19,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:19,842 INFO L85 PathProgramCache]: Analyzing trace with hash -736604910, now seen corresponding path program 1 times [2022-12-13 21:07:19,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:19,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1766682080] [2022-12-13 21:07:19,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:19,843 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:19,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:19,844 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:19,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-12-13 21:07:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:20,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:07:20,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:20,477 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:20,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:20,477 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:20,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1766682080] [2022-12-13 21:07:20,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1766682080] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:20,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:20,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 21:07:20,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383652437] [2022-12-13 21:07:20,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:20,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 21:07:20,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:20,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 21:07:20,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:20,479 INFO L87 Difference]: Start difference. First operand 370 states and 467 transitions. Second operand has 3 states, 2 states have (on average 42.5) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 21:07:20,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:20,557 INFO L93 Difference]: Finished difference Result 755 states and 957 transitions. [2022-12-13 21:07:20,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 21:07:20,558 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 42.5) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 99 [2022-12-13 21:07:20,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:20,559 INFO L225 Difference]: With dead ends: 755 [2022-12-13 21:07:20,559 INFO L226 Difference]: Without dead ends: 388 [2022-12-13 21:07:20,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 21:07:20,560 INFO L413 NwaCegarLoop]: 280 mSDtfsCounter, 5 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 557 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:20,560 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 557 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 21:07:20,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2022-12-13 21:07:20,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 388. [2022-12-13 21:07:20,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 328 states have (on average 1.2926829268292683) internal successors, (424), 340 states have internal predecessors, (424), 30 states have call successors, (30), 18 states have call predecessors, (30), 19 states have return successors, (33), 31 states have call predecessors, (33), 30 states have call successors, (33) [2022-12-13 21:07:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 487 transitions. [2022-12-13 21:07:20,594 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 487 transitions. Word has length 99 [2022-12-13 21:07:20,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:20,594 INFO L495 AbstractCegarLoop]: Abstraction has 388 states and 487 transitions. [2022-12-13 21:07:20,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 42.5) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 21:07:20,594 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 487 transitions. [2022-12-13 21:07:20,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-13 21:07:20,595 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:20,595 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:20,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2022-12-13 21:07:20,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:20,796 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:20,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:20,798 INFO L85 PathProgramCache]: Analyzing trace with hash -424663683, now seen corresponding path program 1 times [2022-12-13 21:07:20,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:20,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2143492065] [2022-12-13 21:07:20,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:20,801 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:20,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:20,804 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:20,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-12-13 21:07:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:21,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-13 21:07:21,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 21:07:21,486 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:21,486 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:21,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2143492065] [2022-12-13 21:07:21,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2143492065] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:21,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:21,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 21:07:21,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595846319] [2022-12-13 21:07:21,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:21,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:21,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:21,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:21,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:21,488 INFO L87 Difference]: Start difference. First operand 388 states and 487 transitions. Second operand has 6 states, 6 states have (on average 15.0) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 21:07:21,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:21,647 INFO L93 Difference]: Finished difference Result 931 states and 1198 transitions. [2022-12-13 21:07:21,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:07:21,648 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) Word has length 103 [2022-12-13 21:07:21,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:21,649 INFO L225 Difference]: With dead ends: 931 [2022-12-13 21:07:21,649 INFO L226 Difference]: Without dead ends: 546 [2022-12-13 21:07:21,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:07:21,650 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 129 mSDsluCounter, 1507 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 1917 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:21,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 1917 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:21,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2022-12-13 21:07:21,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 391. [2022-12-13 21:07:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 331 states have (on average 1.2900302114803626) internal successors, (427), 342 states have internal predecessors, (427), 30 states have call successors, (30), 18 states have call predecessors, (30), 19 states have return successors, (33), 32 states have call predecessors, (33), 30 states have call successors, (33) [2022-12-13 21:07:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 490 transitions. [2022-12-13 21:07:21,685 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 490 transitions. Word has length 103 [2022-12-13 21:07:21,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:21,685 INFO L495 AbstractCegarLoop]: Abstraction has 391 states and 490 transitions. [2022-12-13 21:07:21,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.0) internal successors, (90), 5 states have internal predecessors, (90), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 21:07:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 490 transitions. [2022-12-13 21:07:21,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-13 21:07:21,686 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:21,686 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:21,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2022-12-13 21:07:21,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:21,887 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:21,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:21,888 INFO L85 PathProgramCache]: Analyzing trace with hash 928646014, now seen corresponding path program 1 times [2022-12-13 21:07:21,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:21,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2068008925] [2022-12-13 21:07:21,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:21,892 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:21,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:21,895 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:21,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-12-13 21:07:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:22,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 828 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:07:22,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:22,524 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:22,524 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:07:22,586 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:22,586 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:22,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2068008925] [2022-12-13 21:07:22,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2068008925] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:07:22,586 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 21:07:22,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2022-12-13 21:07:22,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674056056] [2022-12-13 21:07:22,587 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 21:07:22,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:22,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:22,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:22,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:22,588 INFO L87 Difference]: Start difference. First operand 391 states and 490 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-13 21:07:23,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:23,108 INFO L93 Difference]: Finished difference Result 1311 states and 1751 transitions. [2022-12-13 21:07:23,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:07:23,109 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 103 [2022-12-13 21:07:23,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:23,111 INFO L225 Difference]: With dead ends: 1311 [2022-12-13 21:07:23,111 INFO L226 Difference]: Without dead ends: 923 [2022-12-13 21:07:23,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:07:23,112 INFO L413 NwaCegarLoop]: 529 mSDtfsCounter, 823 mSDsluCounter, 836 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 864 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:23,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [864 Valid, 1365 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 21:07:23,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 923 states. [2022-12-13 21:07:23,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 923 to 459. [2022-12-13 21:07:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 395 states have (on average 1.268354430379747) internal successors, (501), 404 states have internal predecessors, (501), 36 states have call successors, (36), 18 states have call predecessors, (36), 19 states have return successors, (41), 38 states have call predecessors, (41), 36 states have call successors, (41) [2022-12-13 21:07:23,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 578 transitions. [2022-12-13 21:07:23,162 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 578 transitions. Word has length 103 [2022-12-13 21:07:23,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:23,162 INFO L495 AbstractCegarLoop]: Abstraction has 459 states and 578 transitions. [2022-12-13 21:07:23,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 4 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2022-12-13 21:07:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 578 transitions. [2022-12-13 21:07:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-13 21:07:23,163 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:23,163 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:23,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-12-13 21:07:23,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:23,364 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:23,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:23,365 INFO L85 PathProgramCache]: Analyzing trace with hash -2087630475, now seen corresponding path program 1 times [2022-12-13 21:07:23,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:23,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [173162111] [2022-12-13 21:07:23,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:23,369 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:23,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:23,372 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:23,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-12-13 21:07:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:23,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 21:07:23,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:23,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:07:24,055 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:24,055 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:24,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [173162111] [2022-12-13 21:07:24,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [173162111] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:07:24,055 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 21:07:24,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2022-12-13 21:07:24,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438425777] [2022-12-13 21:07:24,055 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 21:07:24,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 21:07:24,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:24,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 21:07:24,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-12-13 21:07:24,057 INFO L87 Difference]: Start difference. First operand 459 states and 578 transitions. Second operand has 6 states, 5 states have (on average 20.2) internal successors, (101), 6 states have internal predecessors, (101), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 21:07:24,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:24,235 INFO L93 Difference]: Finished difference Result 982 states and 1247 transitions. [2022-12-13 21:07:24,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:07:24,236 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.2) internal successors, (101), 6 states have internal predecessors, (101), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 104 [2022-12-13 21:07:24,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:24,237 INFO L225 Difference]: With dead ends: 982 [2022-12-13 21:07:24,237 INFO L226 Difference]: Without dead ends: 526 [2022-12-13 21:07:24,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2022-12-13 21:07:24,238 INFO L413 NwaCegarLoop]: 284 mSDtfsCounter, 102 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 1093 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:24,238 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 1093 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:24,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2022-12-13 21:07:24,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 460. [2022-12-13 21:07:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 397 states have (on average 1.2619647355163728) internal successors, (501), 405 states have internal predecessors, (501), 36 states have call successors, (36), 18 states have call predecessors, (36), 19 states have return successors, (41), 38 states have call predecessors, (41), 36 states have call successors, (41) [2022-12-13 21:07:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 578 transitions. [2022-12-13 21:07:24,279 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 578 transitions. Word has length 104 [2022-12-13 21:07:24,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:24,279 INFO L495 AbstractCegarLoop]: Abstraction has 460 states and 578 transitions. [2022-12-13 21:07:24,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.2) internal successors, (101), 6 states have internal predecessors, (101), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-12-13 21:07:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 578 transitions. [2022-12-13 21:07:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-13 21:07:24,280 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:24,280 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:24,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2022-12-13 21:07:24,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:24,481 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:24,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:24,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1211671845, now seen corresponding path program 1 times [2022-12-13 21:07:24,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:24,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [52585802] [2022-12-13 21:07:24,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:07:24,482 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:24,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:24,483 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:24,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-12-13 21:07:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:07:25,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:07:25,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:25,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 21:07:25,233 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 21:07:25,233 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:25,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [52585802] [2022-12-13 21:07:25,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [52585802] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 21:07:25,233 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-12-13 21:07:25,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-12-13 21:07:25,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699752508] [2022-12-13 21:07:25,233 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-12-13 21:07:25,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 21:07:25,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:25,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 21:07:25,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:07:25,235 INFO L87 Difference]: Start difference. First operand 460 states and 578 transitions. Second operand has 8 states, 8 states have (on average 14.125) internal successors, (113), 8 states have internal predecessors, (113), 1 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:07:25,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:25,415 INFO L93 Difference]: Finished difference Result 953 states and 1199 transitions. [2022-12-13 21:07:25,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 21:07:25,416 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.125) internal successors, (113), 8 states have internal predecessors, (113), 1 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) Word has length 116 [2022-12-13 21:07:25,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:25,418 INFO L225 Difference]: With dead ends: 953 [2022-12-13 21:07:25,418 INFO L226 Difference]: Without dead ends: 496 [2022-12-13 21:07:25,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:07:25,419 INFO L413 NwaCegarLoop]: 285 mSDtfsCounter, 67 mSDsluCounter, 837 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:25,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 1122 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:25,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2022-12-13 21:07:25,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 496. [2022-12-13 21:07:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 496 states, 433 states have (on average 1.2494226327944573) internal successors, (541), 441 states have internal predecessors, (541), 36 states have call successors, (36), 18 states have call predecessors, (36), 19 states have return successors, (41), 38 states have call predecessors, (41), 36 states have call successors, (41) [2022-12-13 21:07:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 618 transitions. [2022-12-13 21:07:25,467 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 618 transitions. Word has length 116 [2022-12-13 21:07:25,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:25,467 INFO L495 AbstractCegarLoop]: Abstraction has 496 states and 618 transitions. [2022-12-13 21:07:25,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.125) internal successors, (113), 8 states have internal predecessors, (113), 1 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 1 states have call successors, (6) [2022-12-13 21:07:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 618 transitions. [2022-12-13 21:07:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-13 21:07:25,468 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:25,468 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:25,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2022-12-13 21:07:25,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:25,670 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:25,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:25,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1339199739, now seen corresponding path program 2 times [2022-12-13 21:07:25,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:25,674 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553185858] [2022-12-13 21:07:25,675 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 21:07:25,675 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:25,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:25,678 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:25,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-12-13 21:07:25,926 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-12-13 21:07:25,927 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 21:07:25,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:07:25,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:07:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-12-13 21:07:25,965 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 21:07:25,965 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 21:07:25,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553185858] [2022-12-13 21:07:25,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553185858] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:07:25,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:07:25,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 21:07:25,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864572164] [2022-12-13 21:07:25,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:07:25,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 21:07:25,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 21:07:25,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 21:07:25,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 21:07:25,966 INFO L87 Difference]: Start difference. First operand 496 states and 618 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 21:07:26,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:07:26,248 INFO L93 Difference]: Finished difference Result 1161 states and 1485 transitions. [2022-12-13 21:07:26,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 21:07:26,249 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 126 [2022-12-13 21:07:26,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 21:07:26,250 INFO L225 Difference]: With dead ends: 1161 [2022-12-13 21:07:26,250 INFO L226 Difference]: Without dead ends: 668 [2022-12-13 21:07:26,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 21:07:26,251 INFO L413 NwaCegarLoop]: 432 mSDtfsCounter, 250 mSDsluCounter, 1045 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 21:07:26,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 1477 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 21:07:26,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2022-12-13 21:07:26,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 498. [2022-12-13 21:07:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 434 states have (on average 1.2488479262672811) internal successors, (542), 442 states have internal predecessors, (542), 37 states have call successors, (37), 18 states have call predecessors, (37), 19 states have return successors, (42), 39 states have call predecessors, (42), 37 states have call successors, (42) [2022-12-13 21:07:26,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 621 transitions. [2022-12-13 21:07:26,303 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 621 transitions. Word has length 126 [2022-12-13 21:07:26,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 21:07:26,303 INFO L495 AbstractCegarLoop]: Abstraction has 498 states and 621 transitions. [2022-12-13 21:07:26,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-13 21:07:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 621 transitions. [2022-12-13 21:07:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-13 21:07:26,304 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 21:07:26,304 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:26,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2022-12-13 21:07:26,504 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:26,505 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 23 more)] === [2022-12-13 21:07:26,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:07:26,505 INFO L85 PathProgramCache]: Analyzing trace with hash -861463663, now seen corresponding path program 2 times [2022-12-13 21:07:26,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 21:07:26,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [119659220] [2022-12-13 21:07:26,507 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 21:07:26,507 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:26,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 21:07:26,508 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 21:07:26,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-12-13 21:07:41,833 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 21:07:41,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-12-13 21:07:41,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:07:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:07:55,018 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 21:07:55,018 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 21:07:55,019 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __create_pipeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 25 remaining) [2022-12-13 21:07:55,020 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location flexcop_usb_transfer_exitErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location flexcop_usb_transfer_exitErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __create_pipeErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location __create_pipeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 25 remaining) [2022-12-13 21:07:55,021 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 25 remaining) [2022-12-13 21:07:55,022 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 25 remaining) [2022-12-13 21:07:55,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2022-12-13 21:07:55,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 21:07:55,232 INFO L445 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 21:07:55,242 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 21:07:55,301 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,302 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,303 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,303 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,303 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,303 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,304 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,304 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,304 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,304 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,304 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,304 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,304 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,305 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,305 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,305 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,305 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,305 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,306 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,306 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,306 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,306 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,306 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,306 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,307 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,307 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,307 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,307 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,307 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,307 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,308 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,308 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,308 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,308 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,308 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,308 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,308 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,309 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,309 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,309 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,309 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,309 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,310 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,310 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,310 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,310 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,310 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,310 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,311 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,311 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,311 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,311 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,311 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,311 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,312 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,312 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,312 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,312 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,312 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,312 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,312 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,313 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,313 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,313 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,313 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,313 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,313 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,314 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,314 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,314 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,314 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,314 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,314 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,314 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,315 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,315 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,315 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,315 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,315 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,315 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,316 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,316 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,316 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,316 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,316 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,317 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,317 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,317 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,317 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,317 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,317 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,318 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,318 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,318 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,318 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,318 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,318 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,318 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,319 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,319 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,319 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,319 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,319 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,319 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,320 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,320 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,320 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,320 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,320 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,320 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,321 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,321 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,321 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,321 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,321 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,322 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,322 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,322 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,322 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,322 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,322 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,322 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,323 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,323 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,323 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,323 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,323 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,323 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,324 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,324 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,324 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,324 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,324 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,324 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,325 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,325 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,325 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,325 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,325 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,325 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,325 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,326 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,326 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,326 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,326 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,326 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,326 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,327 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,327 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,327 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,327 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,327 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,327 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,327 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,328 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,328 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,328 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,328 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,328 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2022-12-13 21:07:55,328 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2022-12-13 21:07:55,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 09:07:55 BoogieIcfgContainer [2022-12-13 21:07:55,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 21:07:55,415 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:07:55,415 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:07:55,415 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:07:55,416 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:06:58" (3/4) ... [2022-12-13 21:07:55,418 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 21:07:55,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:07:55,418 INFO L158 Benchmark]: Toolchain (without parser) took 64370.46ms. Allocated memory was 77.6MB in the beginning and 224.4MB in the end (delta: 146.8MB). Free memory was 46.9MB in the beginning and 46.6MB in the end (delta: 312.6kB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. [2022-12-13 21:07:55,418 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:07:55,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1417.59ms. Allocated memory was 77.6MB in the beginning and 148.9MB in the end (delta: 71.3MB). Free memory was 46.7MB in the beginning and 70.0MB in the end (delta: -23.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2022-12-13 21:07:55,419 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.43ms. Allocated memory is still 148.9MB. Free memory was 70.0MB in the beginning and 60.9MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 21:07:55,419 INFO L158 Benchmark]: Boogie Preprocessor took 61.74ms. Allocated memory is still 148.9MB. Free memory was 60.9MB in the beginning and 83.1MB in the end (delta: -22.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 21:07:55,419 INFO L158 Benchmark]: RCFGBuilder took 5553.29ms. Allocated memory is still 148.9MB. Free memory was 83.1MB in the beginning and 53.1MB in the end (delta: 30.0MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2022-12-13 21:07:55,419 INFO L158 Benchmark]: TraceAbstraction took 57243.39ms. Allocated memory was 148.9MB in the beginning and 224.4MB in the end (delta: 75.5MB). Free memory was 51.8MB in the beginning and 46.6MB in the end (delta: 5.2MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. [2022-12-13 21:07:55,419 INFO L158 Benchmark]: Witness Printer took 2.84ms. Allocated memory is still 224.4MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:07:55,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 56.6MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1417.59ms. Allocated memory was 77.6MB in the beginning and 148.9MB in the end (delta: 71.3MB). Free memory was 46.7MB in the beginning and 70.0MB in the end (delta: -23.3MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.43ms. Allocated memory is still 148.9MB. Free memory was 70.0MB in the beginning and 60.9MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.74ms. Allocated memory is still 148.9MB. Free memory was 60.9MB in the beginning and 83.1MB in the end (delta: -22.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5553.29ms. Allocated memory is still 148.9MB. Free memory was 83.1MB in the beginning and 53.1MB in the end (delta: 30.0MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. * TraceAbstraction took 57243.39ms. Allocated memory was 148.9MB in the beginning and 224.4MB in the end (delta: 75.5MB). Free memory was 51.8MB in the beginning and 46.6MB in the end (delta: 5.2MB). Peak memory consumption was 80.4MB. Max. memory is 16.1GB. * Witness Printer took 2.84ms. Allocated memory is still 224.4MB. Free memory is still 46.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6637]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 7484. Possible FailurePath: [L6594] int ldv_state_variable_1 ; [L6595] int usb_counter ; [L6596] int ref_cnt ; [L6597] int ldv_state_variable_0 ; [L6794] static int debug ; [L7459-L7464] static struct usb_device_id flexcop_usb_table[2U] = { {3U, 2807U, 257U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {(unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L7465] struct usb_device_id const __mod_usb_device_table ; [L7466-L7480] static struct usb_driver flexcop_usb_driver = {"b2c2_flexcop_usb", & flexcop_usb_probe, & flexcop_usb_disconnect, 0, 0, 0, 0, 0, 0, (struct usb_device_id const *)(& flexcop_usb_table), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0}; [L7495] int ldv_retval_0 ; [L7496] struct usb_interface *flexcop_usb_driver_group1 ; [L7497] int ldv_retval_1 ; [L7499] struct usb_device_id *ldvarg0 ; [L7688] static int ldv_mutex_cred_guard_mutex_of_signal_struct ; [L7791] static int ldv_mutex_lock ; [L7893] static int ldv_mutex_mutex_of_device ; VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=0, ldv_mutex_lock=0, ldv_mutex_mutex_of_device=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7502] int tmp ; [L7503] int tmp___0 ; [L7504] int tmp___1 ; [L7506] CALL ldv_initialize() [L7998] ldv_mutex_cred_guard_mutex_of_signal_struct = 1 [L7999] ldv_mutex_lock = 1 [L8000] ldv_mutex_mutex_of_device = 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7506] RET ldv_initialize() [L7507] ldv_state_variable_1 = 0 [L7508] ref_cnt = 0 [L7509] ldv_state_variable_0 = 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7511] tmp = __VERIFIER_nondet_int() [L7513] case 0: [L7543] case 1: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0] [L7544] COND TRUE ldv_state_variable_0 != 0 [L7545] tmp___1 = __VERIFIER_nondet_int() [L7547] case 0: [L7555] case 1: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp___1=1, usb_counter=0] [L7556] COND TRUE ldv_state_variable_0 == 1 [L7557] CALL, EXPR flexcop_usb_driver_init() [L7482] int tmp ; [L7484] CALL, EXPR ldv_usb_register_driver_8(& flexcop_usb_driver, & __this_module, "b2c2_flexcop_usb") [L7649] ldv_func_ret_type___6 ldv_func_res ; [L7650] int tmp ; [L7652] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L8100] return __VERIFIER_nondet_int(); [L7652] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L7652] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L7653] ldv_func_res = tmp [L7654] ldv_state_variable_1 = 1 [L7655] usb_counter = 0 [L7656] return (ldv_func_res); VAL [\result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_func_arg1={39:0}, ldv_func_arg1={39:0}, ldv_func_arg2={0:8796093022208}, ldv_func_arg2={0:8796093022208}, ldv_func_arg3={37:0}, ldv_func_arg3={37:0}, ldv_func_res=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, usb_counter=0] [L7484] RET, EXPR ldv_usb_register_driver_8(& flexcop_usb_driver, & __this_module, "b2c2_flexcop_usb") [L7484] tmp = ldv_usb_register_driver_8(& flexcop_usb_driver, & __this_module, "b2c2_flexcop_usb") [L7485] return (tmp); VAL [\result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, usb_counter=0] [L7557] RET, EXPR flexcop_usb_driver_init() [L7557] ldv_retval_1 = flexcop_usb_driver_init() [L7558] COND TRUE ldv_retval_1 == 0 [L7559] ldv_state_variable_0 = 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp___1=1, usb_counter=0] [L7562] COND FALSE !(ldv_retval_1 != 0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp___1=1, usb_counter=0] [L7511] tmp = __VERIFIER_nondet_int() [L7513] case 0: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, tmp___1=1, usb_counter=0] [L7514] COND TRUE ldv_state_variable_1 != 0 [L7515] tmp___0 = __VERIFIER_nondet_int() [L7517] case 0: VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=0, tmp___0=0, tmp___1=1, usb_counter=0] [L7518] COND TRUE ldv_state_variable_1 == 1 [L7519] CALL flexcop_usb_probe(flexcop_usb_driver_group1, (struct usb_device_id const *)ldvarg0) [L7390] struct usb_device *udev ; [L7391] struct usb_device *tmp ; [L7392] struct flexcop_usb *fc_usb ; [L7393] struct flexcop_device *fc ; [L7394] int ret ; [L7396] CALL, EXPR interface_to_usbdev(intf) [L6616] struct device const *__mptr ; [L6618] EXPR intf->dev.parent [L6618] __mptr = (struct device const *)intf->dev.parent [L6619] return ((struct usb_device *)__mptr + 0xffffffffffffff78UL); VAL [\result={0:-226440}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mptr={0:0}, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, intf={0:0}, intf={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7396] RET, EXPR interface_to_usbdev(intf) [L7396] tmp = interface_to_usbdev(intf) [L7397] udev = tmp [L7398] fc_usb = 0 [L7399] fc = 0 [L7400] CALL, EXPR flexcop_device_kmalloc(1304UL) [L8053] CALL, EXPR ldv_malloc(sizeof(struct flexcop_device)) VAL [\old(size)=6780, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8053] RET, EXPR ldv_malloc(sizeof(struct flexcop_device)) VAL [\old(arg0)=1304, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, arg0=1304, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct flexcop_device))={85:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L8053] return ldv_malloc(sizeof(struct flexcop_device)); [L7400] RET, EXPR flexcop_device_kmalloc(1304UL) [L7400] fc = flexcop_device_kmalloc(1304UL) [L7401] COND FALSE !((unsigned long )fc == (unsigned long )((struct flexcop_device *)0)) [L7406] EXPR fc->bus_specific [L7406] fc_usb = (struct flexcop_usb *)fc->bus_specific [L7407] fc_usb->fc_dev = fc [L7408] fc->read_ibi_reg = & flexcop_usb_read_ibi_reg [L7409] fc->write_ibi_reg = & flexcop_usb_write_ibi_reg [L7410] fc->i2c_request = & flexcop_usb_i2c_request [L7411] fc->get_mac_addr = & flexcop_usb_get_mac_addr [L7412] fc->stream_control = & flexcop_usb_stream_control [L7413] fc->pid_filtering = 1 [L7414] fc->bus_type = 0 [L7415] fc->dev = & udev->dev [L7416] fc->owner = & __this_module [L7417] fc_usb->udev = udev [L7418] fc_usb->uintf = intf [L7419] CALL, EXPR flexcop_usb_init(fc_usb) [L7361] EXPR fc_usb->udev [L7361] CALL usb_set_interface(fc_usb->udev, 0, 1) [L8104] return __VERIFIER_nondet_int(); [L7361] RET usb_set_interface(fc_usb->udev, 0, 1) [L7362] EXPR fc_usb->udev [L7362] (fc_usb->udev)->speed [L7363] case 1: [L7366] case 2: [L7378] EXPR fc_usb->uintf VAL [(fc_usb->udev)->speed=2, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->udev={0:-226440}, fc_usb->uintf={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7378] CALL usb_set_intfdata(fc_usb->uintf, (void *)fc_usb) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6611] CALL dev_set_drvdata(& intf->dev, data) [L8040] return __VERIFIER_nondet_int(); [L6611] RET dev_set_drvdata(& intf->dev, data) [L7378] RET usb_set_intfdata(fc_usb->uintf, (void *)fc_usb) VAL [(fc_usb->udev)->speed=2, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->udev={0:-226440}, fc_usb->uintf={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7379] return (0); VAL [(fc_usb->udev)->speed=2, \result=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->udev={0:-226440}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7419] RET, EXPR flexcop_usb_init(fc_usb) [L7419] ret = flexcop_usb_init(fc_usb) [L7420] COND FALSE !(ret != 0) [L7424] CALL, EXPR flexcop_device_initialize(fc) [L8047] return __VERIFIER_nondet_int(); [L7424] RET, EXPR flexcop_device_initialize(fc) [L7424] ret = flexcop_device_initialize(fc) [L7425] COND FALSE !(ret != 0) [L7429] CALL flexcop_usb_transfer_init(fc_usb) [L7249] u16 frame_size ; [L7250] int bufsize ; [L7251] int i ; [L7252] int j ; [L7253] int ret ; [L7254] int buffer_offset ; [L7255] void *tmp ; [L7256] int frame_offset ; [L7257] struct urb *urb ; [L7258] unsigned int tmp___0 ; [L7260] EXPR fc_usb->uintf [L7260] EXPR (fc_usb->uintf)->cur_altsetting [L7260] EXPR ((fc_usb->uintf)->cur_altsetting)->endpoint [L7260] EXPR (((fc_usb->uintf)->cur_altsetting)->endpoint)->desc.wMaxPacketSize [L7260] frame_size = (((fc_usb->uintf)->cur_altsetting)->endpoint)->desc.wMaxPacketSize [L7261] EXPR (int )frame_size * 16 [L7261] bufsize = (int )frame_size * 16 [L7262] buffer_offset = 0 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7263] COND FALSE !((debug & 2) != 0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7268] CALL, EXPR pci_alloc_consistent(0, (size_t )bufsize, & fc_usb->dma_addr) [L6759] struct device *tmp ; [L6760] void *tmp___0 ; VAL [\old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, hwdev={0:0}, hwdev={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, usb_counter=0] [L6762] COND FALSE !((unsigned long )hwdev != (unsigned long )((struct pci_dev *)0)) [L6765] tmp = 0 VAL [\old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, hwdev={0:0}, hwdev={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, tmp={0:0}, usb_counter=0] [L6767] CALL, EXPR dma_alloc_attrs(tmp, size, dma_handle, 32U, 0) [L6697] struct dma_map_ops *ops ; [L6698] struct dma_map_ops *tmp ; [L6699] void *memory ; [L6700] int tmp___0 ; [L6701] gfp_t tmp___1 ; VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={0:0}, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, usb_counter=0] [L6703] CALL, EXPR get_dma_ops(dev) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6651] long tmp ; VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:0}, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6653-L6654] CALL, EXPR ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L) VAL [\old(c)=0, \old(exp)=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L7678] return (exp); VAL [\old(c)=0, \old(exp)=1, \result=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, c=0, debug=0, exp=1, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6653-L6654] RET, EXPR ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:0}, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L)=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0] [L6653-L6654] tmp = ldv__builtin_expect((unsigned long )dev == (unsigned long )((struct device *)0), 0L) [L6655] tmp != 0L || (unsigned long )dev->archdata.dma_ops == (unsigned long )((struct dma_map_ops *)0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:0}, dev={0:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, tmp != 0L || (unsigned long )dev->archdata.dma_ops == (unsigned long )((struct dma_map_ops *)0)=1, usb_counter=0] [L6655] COND TRUE tmp != 0L || (unsigned long )dev->archdata.dma_ops == (unsigned long )((struct dma_map_ops *)0) [L6656] return (dma_ops); VAL [\result={2097152:0}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:0}, dev={0:0}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=1, usb_counter=0] [L6703] RET, EXPR get_dma_ops(dev) VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={0:0}, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, get_dma_ops(dev)={2097152:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, usb_counter=0] [L6703] tmp = get_dma_ops(dev) [L6704] ops = tmp [L6705] gfp = gfp & 4294967288U VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={0:0}, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ops={2097152:0}, ref_cnt=0, size=0, tmp={2097152:0}, usb_counter=0] [L6706] COND TRUE (unsigned long )dev == (unsigned long )((struct device *)0) [L6707] dev = & x86_dma_fallback_dev VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={1152921504640401408:0}, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ops={2097152:0}, ref_cnt=0, size=0, tmp={2097152:0}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6710] CALL, EXPR is_device_dma_capable(dev) [L6643] EXPR dev->dma_mask [L6643] EXPR (unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL [L6643] EXPR dev->dma_mask [L6643] EXPR (unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL VAL [(unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL=1, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={1152921504640401408:0}, dev={1152921504640401408:0}, dev->dma_mask={67108864:-9223372036854775808}, dev->dma_mask=17592186044418, dev->dma_mask={67108864:-9223372036854775808}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6643] return ((unsigned long )dev->dma_mask != (unsigned long )((u64 *)0) && *(dev->dma_mask) != 0ULL); [L6710] RET, EXPR is_device_dma_capable(dev) [L6710] tmp___0 = is_device_dma_capable(dev) [L6711] COND FALSE !(tmp___0 == 0) [L6715] EXPR ops->alloc VAL [\old(gfp)=32, \old(size)=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, attrs={0:0}, attrs={0:0}, debug=0, dev={1152921504640401408:0}, dev={0:0}, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ops={2097152:0}, ops->alloc={-9223372036854775808:0}, ref_cnt=0, size=0, tmp={2097152:0}, tmp___0=1, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6715-L6717] COND FALSE !((unsigned long )ops->alloc == (unsigned long )((void *(*)(struct device * , size_t , dma_addr_t * , gfp_t , struct dma_attrs * ))0)) [L6721] CALL, EXPR dma_alloc_coherent_gfp_flags(dev, gfp) [L6679] unsigned long dma_mask ; [L6680] unsigned long tmp ; [L6682] CALL, EXPR dma_alloc_coherent_mask(dev, gfp) [L6663] unsigned long dma_mask ; [L6665] dma_mask = 0UL [L6666] EXPR dev->coherent_dma_mask [L6666] dma_mask = (unsigned long )dev->coherent_dma_mask [L6667] COND FALSE !(dma_mask == 0UL) VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={1152921504640401408:0}, dev={1152921504640401408:0}, dma_mask=8388608, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6675] return (dma_mask); VAL [\old(gfp)=32, \result=8388608, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={1152921504640401408:0}, dev={1152921504640401408:0}, dma_mask=8388608, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6682] RET, EXPR dma_alloc_coherent_mask(dev, gfp) [L6682] tmp = dma_alloc_coherent_mask(dev, gfp) [L6683] dma_mask = tmp VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={1152921504640401408:0}, dev={1152921504640401408:0}, dma_mask=8388608, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=8388608, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6684] COND TRUE (unsigned long long )dma_mask <= 16777215ULL [L6685] gfp = gfp | 1U VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={1152921504640401408:0}, dev={1152921504640401408:0}, dma_mask=8388608, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=33, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=8388608, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6688] COND FALSE !((unsigned long long )dma_mask <= 4294967295ULL && (gfp & 1U) == 0U) VAL [\old(gfp)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={1152921504640401408:0}, dev={1152921504640401408:0}, dma_mask=8388608, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=33, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=8388608, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6692] return (gfp); VAL [\old(gfp)=32, \result=33, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={1152921504640401408:0}, dev={1152921504640401408:0}, dma_mask=8388608, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=33, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp=8388608, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6721] RET, EXPR dma_alloc_coherent_gfp_flags(dev, gfp) [L6721] tmp___1 = dma_alloc_coherent_gfp_flags(dev, gfp) [L6722] EXPR ops->alloc [L6722] EXPR, FCALL (*(ops->alloc))(dev, size, dma_handle, tmp___1, attrs) [L6722] memory = (*(ops->alloc))(dev, size, dma_handle, tmp___1, attrs) [L6723] EXPR \read(*dma_handle) [L6723] FCALL debug_dma_alloc_coherent(dev, size, *dma_handle, memory) [L6724] return (memory); VAL [\old(gfp)=32, \old(size)=0, \result={-6917529027641081856:1108101570560}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, attrs={0:0}, attrs={0:0}, debug=0, dev={0:0}, dev={1152921504640401408:0}, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, gfp=32, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, memory={-6917529027641081856:1108101570560}, ops={2097152:0}, ref_cnt=0, size=0, tmp={2097152:0}, tmp___0=1, tmp___1=33, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6767] RET, EXPR dma_alloc_attrs(tmp, size, dma_handle, 32U, 0) [L6767] tmp___0 = dma_alloc_attrs(tmp, size, dma_handle, 32U, 0) [L6768] return (tmp___0); VAL [\old(size)=0, \result={-6917529027641081856:1108101570560}, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dma_handle={1125900208832512:432336768134019076}, dma_handle={1125900208832512:432336768134019076}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, hwdev={0:0}, hwdev={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, size=0, tmp={0:0}, tmp___0={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7268] RET, EXPR pci_alloc_consistent(0, (size_t )bufsize, & fc_usb->dma_addr) [L7268] tmp = pci_alloc_consistent(0, (size_t )bufsize, & fc_usb->dma_addr) [L7269] fc_usb->iso_buffer = (u8 *)tmp [L7270] EXPR fc_usb->iso_buffer VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->iso_buffer={-6917529027641081856:1108101570560}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7270] COND FALSE !((unsigned long )fc_usb->iso_buffer == (unsigned long )((u8 *)0)) [L7274] EXPR fc_usb->iso_buffer [L7274] FCALL memset((void *)fc_usb->iso_buffer, 0, (size_t )bufsize) [L7275] fc_usb->buffer_size = bufsize [L7276] i = 0 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, arg0=4, arg1=32, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={50:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->iso_urb[i]={50:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, arg0=4, arg1=32, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={42:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->iso_urb[i]={42:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=1, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=2, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=2, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, arg0=4, arg1=32, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={87:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->iso_urb[i]={87:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=2, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=3, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7287] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=3, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7279] CALL, EXPR usb_alloc_urb(4, 32U) [L8083] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8032] COND FALSE !(__VERIFIER_nondet_bool()) [L8033] return malloc(size); [L8083] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=4, \old(arg1)=32, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, arg0=4, arg1=32, debug=0, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_malloc(sizeof(struct urb))={-9223372036854775726:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L8083] return ldv_malloc(sizeof(struct urb)); [L7279] RET, EXPR usb_alloc_urb(4, 32U) [L7279] fc_usb->iso_urb[i] = usb_alloc_urb(4, 32U) [L7280] EXPR fc_usb->iso_urb[i] VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->iso_urb[i]={-9223372036854775726:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=3, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7280] COND FALSE !((unsigned long )fc_usb->iso_urb[i] == (unsigned long )((struct urb *)0)) [L7285] EXPR i + 1 [L7285] i = i + 1 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=4, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7287] COND FALSE !(i <= 3) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=4, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7293] i = 0 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7343] COND TRUE i <= 3 VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7296] frame_offset = 0 [L7297] EXPR fc_usb->iso_urb[i] [L7297] urb = fc_usb->iso_urb[i] [L7298] COND FALSE !((debug & 2) != 0) VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_offset=0, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, urb={50:0}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7302] EXPR fc_usb->udev [L7302] urb->dev = fc_usb->udev [L7303] urb->context = (void *)fc_usb [L7304] urb->complete = & flexcop_usb_urb_complete [L7305] EXPR fc_usb->udev VAL [__mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, buffer_offset=0, bufsize=0, debug=0, dma_ops={2097152:0}, fc_usb={1125900208832512:432336768134019048}, fc_usb={1125900208832512:432336768134019048}, fc_usb->udev={0:-226440}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, frame_offset=0, frame_size=0, i=0, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, tmp={-6917529027641081856:1108101570560}, urb={50:0}, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L7305] CALL __create_pipe(fc_usb->udev, 129U) VAL [\old(endpoint)=129, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:-226440}, dma_ops={2097152:0}, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6637] EXPR dev->devnum VAL [\old(endpoint)=129, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:-226440}, dev={0:-226440}, dev->devnum=-2147483648, dma_ops={2097152:0}, endpoint=129, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] [L6637] dev->devnum << 8 VAL [\old(endpoint)=129, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __mod_usb_device_table=0, __this_module={0:8796093022208}, debug=0, dev={0:-226440}, dev={0:-226440}, dev->devnum=-2147483648, dma_ops={2097152:0}, endpoint=129, flexcop_usb_driver={39:0}, flexcop_usb_driver_group1={0:0}, flexcop_usb_table={38:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_lock=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldvarg0={0:0}, ref_cnt=0, usb_counter=0, x86_dma_fallback_dev={1152921504640401408:0}] - UnprovableResult [Line: 7232]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7232]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6637]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 6637]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7261]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7261]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7285]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7285]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7310]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7312]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7322]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7322]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7323]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7323]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7341]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7341]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7522]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7522]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7532]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 7532]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 258 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 57.0s, OverallIterations: 21, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 13.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 4329 SdHoareTripleChecker+Valid, 12.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4205 mSDsluCounter, 21378 SdHoareTripleChecker+Invalid, 11.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13668 mSDsCounter, 188 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 599 IncrementalHoareTripleChecker+Invalid, 792 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 188 mSolverCounterUnsat, 7710 mSDtfsCounter, 599 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1783 GetRequests, 1713 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=498occurred in iteration=20, InterpolantAutomatonStates: 97, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 20 MinimizatonAttempts, 2281 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 20.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1587 NumberOfCodeBlocks, 1492 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 1748 ConstructedInterpolants, 1 QuantifiedInterpolants, 2236 SizeOfPredicates, 41 NumberOfNonLiveVariables, 12500 ConjunctsInSsa, 91 ConjunctsInUnsatCore, 23 InterpolantComputations, 17 PerfectInterpolantSequences, 117/143 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 21:07:55,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79b0944d-699d-4a03-acd6-1af91d2f8576/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample