./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c9b552a362a9e696d48563826feaca907111a4f22b87ac0d62165b45d307f684 --- 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-38b53e6 [2022-11-25 18:11:22,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 18:11:22,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 18:11:22,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 18:11:22,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 18:11:22,349 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 18:11:22,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 18:11:22,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 18:11:22,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 18:11:22,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 18:11:22,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 18:11:22,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 18:11:22,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 18:11:22,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 18:11:22,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 18:11:22,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 18:11:22,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 18:11:22,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 18:11:22,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 18:11:22,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 18:11:22,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 18:11:22,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 18:11:22,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 18:11:22,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 18:11:22,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 18:11:22,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 18:11:22,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 18:11:22,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 18:11:22,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 18:11:22,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 18:11:22,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 18:11:22,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 18:11:22,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 18:11:22,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 18:11:22,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 18:11:22,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 18:11:22,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 18:11:22,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 18:11:22,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 18:11:22,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 18:11:22,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 18:11:22,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-25 18:11:22,455 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 18:11:22,455 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 18:11:22,455 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 18:11:22,455 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 18:11:22,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 18:11:22,456 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 18:11:22,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 18:11:22,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 18:11:22,457 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 18:11:22,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 18:11:22,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 18:11:22,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 18:11:22,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 18:11:22,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 18:11:22,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 18:11:22,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 18:11:22,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 18:11:22,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 18:11:22,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 18:11:22,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 18:11:22,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 18:11:22,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:11:22,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 18:11:22,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 18:11:22,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 18:11:22,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 18:11:22,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 18:11:22,461 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 18:11:22,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 18:11:22,461 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 18:11:22,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 18:11:22,461 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_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9b552a362a9e696d48563826feaca907111a4f22b87ac0d62165b45d307f684 [2022-11-25 18:11:22,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 18:11:22,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 18:11:22,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 18:11:22,720 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 18:11:22,720 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 18:11:22,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2022-11-25 18:11:26,119 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 18:11:26,940 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 18:11:26,941 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2022-11-25 18:11:27,014 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/data/41ce99f7a/baee012f29bb4d25b1e2d7fe6e253fe7/FLAGc13c30705 [2022-11-25 18:11:27,033 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/data/41ce99f7a/baee012f29bb4d25b1e2d7fe6e253fe7 [2022-11-25 18:11:27,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 18:11:27,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 18:11:27,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 18:11:27,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 18:11:27,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 18:11:27,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:27" (1/1) ... [2022-11-25 18:11:27,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12243ee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:27, skipping insertion in model container [2022-11-25 18:11:27,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:11:27" (1/1) ... [2022-11-25 18:11:27,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 18:11:27,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 18:11:28,380 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 18:11:28,387 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 18:11:28,394 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 18:11:28,445 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 18:11:28,467 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:28,594 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 18:11:28,597 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 18:11:28,597 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 18:11:28,603 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 18:11:28,604 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 18:11:28,605 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 18:11:28,614 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 18:11:28,658 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-11-25 18:11:28,698 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 18:11:28,738 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-11-25 18:11:28,758 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 18:11:28,763 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-11-25 18:11:28,769 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 18:11:28,774 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 18:11:28,807 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-11-25 18:11:28,816 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-25 18:11:28,909 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-11-25 18:11:28,914 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-11-25 18:11:29,018 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:29,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,042 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,043 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,044 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,046 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,047 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,051 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 18:11:29,053 WARN L623 FunctionHandler]: Unknown extern function do_gettimeofday [2022-11-25 18:11:29,056 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,061 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,062 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,066 WARN L623 FunctionHandler]: Unknown extern function do_gettimeofday [2022-11-25 18:11:29,073 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,074 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,075 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,075 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,092 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,093 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,094 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,095 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,096 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,098 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 18:11:29,105 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-11-25 18:11:29,112 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:29,117 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 18:11:29,120 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 18:11:29,122 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 18:11:29,124 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 18:11:29,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,127 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:29,137 WARN L623 FunctionHandler]: Unknown extern function do_gettimeofday [2022-11-25 18:11:29,148 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 18:11:29,159 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,160 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,161 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,162 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,178 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:29,179 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:29,182 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,191 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:11:29,203 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,204 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,212 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,214 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,221 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,228 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,230 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,232 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:11:29,232 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 18:11:29,249 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,250 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,262 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,265 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,267 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,268 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,268 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 18:11:29,275 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:29,290 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,302 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:29,305 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:29,312 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:29,313 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:29,322 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,323 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,326 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,330 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,330 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,331 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,332 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,345 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-11-25 18:11:29,358 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,365 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:29,368 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:29,373 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:29,374 WARN L623 FunctionHandler]: Unknown extern function scsi_cmd_get_serial [2022-11-25 18:11:29,392 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_map [2022-11-25 18:11:29,395 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,396 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,397 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 18:11:29,403 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,405 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,429 WARN L623 FunctionHandler]: Unknown extern function blk_queue_rq_timeout [2022-11-25 18:11:29,435 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 18:11:29,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,437 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 18:11:29,437 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 18:11:29,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,442 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,444 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,446 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 18:11:29,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,448 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,452 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,453 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,457 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,458 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,462 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,464 WARN L623 FunctionHandler]: Unknown extern function scsi_scan_host [2022-11-25 18:11:29,467 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,467 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,469 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 18:11:29,470 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 18:11:29,473 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 18:11:29,474 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-11-25 18:11:29,475 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:29,480 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 18:11:29,481 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 18:11:29,481 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 18:11:29,482 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-11-25 18:11:29,482 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:29,487 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,493 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 18:11:29,499 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,500 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,504 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 18:11:29,504 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:29,505 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 18:11:29,505 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 18:11:29,510 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,513 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 18:11:29,514 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 18:11:29,514 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 18:11:29,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,516 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 18:11:29,516 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 18:11:29,517 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,519 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,523 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,524 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,524 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,525 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:29,532 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:29,562 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:29,562 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:29,574 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 18:11:29,576 WARN L623 FunctionHandler]: Unknown extern function scsi_change_queue_depth [2022-11-25 18:11:29,580 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_3 [2022-11-25 18:11:29,581 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_3 [2022-11-25 18:11:29,581 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_3 [2022-11-25 18:11:29,582 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 18:11:29,583 WARN L623 FunctionHandler]: Unknown extern function ldv_release_5 [2022-11-25 18:11:29,584 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:29,584 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:29,585 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:29,585 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 18:11:29,586 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:29,586 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:29,587 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:29,587 WARN L623 FunctionHandler]: Unknown extern function scsi_add_host_with_dma [2022-11-25 18:11:29,588 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:29,588 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-25 18:11:29,589 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:29,589 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:29,590 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:29,590 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:29,590 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 18:11:29,591 WARN L623 FunctionHandler]: Unknown extern function scsi_host_alloc [2022-11-25 18:11:29,593 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-11-25 18:11:29,593 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-11-25 18:11:29,594 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 18:11:29,595 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-11-25 18:11:29,596 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 18:11:29,596 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 18:11:29,601 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_296db9a4-86be-4e94-bb63-d17a3619d0d9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i[280100,280113] [2022-11-25 18:11:29,810 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:29,811 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:29,819 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:29,820 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:29,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:11:29,915 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 18:11:30,064 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 18:11:30,065 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 18:11:30,065 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 18:11:30,068 WARN L623 FunctionHandler]: Unknown extern function ioremap_nocache [2022-11-25 18:11:30,072 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:30,075 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 18:11:30,076 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 18:11:30,076 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 18:11:30,077 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-11-25 18:11:30,078 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 18:11:30,078 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 18:11:30,079 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-25 18:11:30,080 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-11-25 18:11:30,085 WARN L623 FunctionHandler]: Unknown extern function __pci_enable_wake [2022-11-25 18:11:30,086 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-11-25 18:11:30,087 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-11-25 18:11:30,088 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-11-25 18:11:30,089 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 18:11:30,090 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-11-25 18:11:30,092 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-11-25 18:11:30,093 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-11-25 18:11:30,095 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-11-25 18:11:30,096 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-11-25 18:11:30,118 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:30,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,129 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,130 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,131 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,131 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,135 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 18:11:30,136 WARN L623 FunctionHandler]: Unknown extern function do_gettimeofday [2022-11-25 18:11:30,138 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,142 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,145 WARN L623 FunctionHandler]: Unknown extern function do_gettimeofday [2022-11-25 18:11:30,148 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,148 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,149 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,150 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,154 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,155 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,156 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,157 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,158 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,158 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,159 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,160 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,160 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-11-25 18:11:30,164 WARN L623 FunctionHandler]: Unknown extern function dma_alloc_attrs [2022-11-25 18:11:30,166 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:30,168 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-11-25 18:11:30,170 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-11-25 18:11:30,171 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 18:11:30,171 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-11-25 18:11:30,172 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,174 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:30,189 WARN L623 FunctionHandler]: Unknown extern function do_gettimeofday [2022-11-25 18:11:30,192 WARN L623 FunctionHandler]: Unknown extern function dma_free_attrs [2022-11-25 18:11:30,194 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,195 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,197 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,199 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,200 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,201 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,203 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,206 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:30,207 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:30,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,214 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 18:11:30,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,218 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,222 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,223 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,225 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,226 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,227 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,228 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,228 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,231 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 18:11:30,232 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 18:11:30,239 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,240 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,243 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,244 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,245 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,246 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,246 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 18:11:30,248 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:30,261 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,261 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,268 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:30,271 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 18:11:30,278 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:30,279 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:30,289 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,290 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,291 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,292 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,293 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,293 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,294 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,294 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,296 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,299 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-11-25 18:11:30,300 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,301 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,309 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:30,310 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_unmap [2022-11-25 18:11:30,311 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-11-25 18:11:30,311 WARN L623 FunctionHandler]: Unknown extern function scsi_cmd_get_serial [2022-11-25 18:11:30,327 WARN L623 FunctionHandler]: Unknown extern function scsi_dma_map [2022-11-25 18:11:30,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,329 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,329 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 18:11:30,332 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,332 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,338 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,339 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,344 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,344 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,346 WARN L623 FunctionHandler]: Unknown extern function blk_queue_rq_timeout [2022-11-25 18:11:30,348 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 18:11:30,349 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,349 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,350 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 18:11:30,350 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 18:11:30,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,352 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,352 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,353 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,354 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,354 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-25 18:11:30,355 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,358 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,361 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,364 WARN L623 FunctionHandler]: Unknown extern function scsi_scan_host [2022-11-25 18:11:30,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,366 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 18:11:30,366 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 18:11:30,366 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 18:11:30,367 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-11-25 18:11:30,367 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:30,369 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 18:11:30,369 WARN L623 FunctionHandler]: Unknown extern function iounmap [2022-11-25 18:11:30,369 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-25 18:11:30,369 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-11-25 18:11:30,370 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:30,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,372 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-11-25 18:11:30,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,427 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-11-25 18:11:30,427 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:30,428 WARN L623 FunctionHandler]: Unknown extern function pci_choose_state [2022-11-25 18:11:30,428 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 18:11:30,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,429 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-11-25 18:11:30,429 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-11-25 18:11:30,430 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-25 18:11:30,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,430 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-25 18:11:30,432 WARN L623 FunctionHandler]: Unknown extern function pci_try_set_mwi [2022-11-25 18:11:30,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,436 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,437 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-25 18:11:30,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 18:11:30,443 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:30,443 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:30,449 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-25 18:11:30,451 WARN L623 FunctionHandler]: Unknown extern function scsi_change_queue_depth [2022-11-25 18:11:30,455 WARN L623 FunctionHandler]: Unknown extern function ldv_suspend_late_3 [2022-11-25 18:11:30,456 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_3 [2022-11-25 18:11:30,456 WARN L623 FunctionHandler]: Unknown extern function ldv_resume_early_3 [2022-11-25 18:11:30,457 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 18:11:30,458 WARN L623 FunctionHandler]: Unknown extern function ldv_release_5 [2022-11-25 18:11:30,459 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:30,460 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:30,460 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:30,460 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-11-25 18:11:30,462 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:30,463 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:30,463 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:30,463 WARN L623 FunctionHandler]: Unknown extern function scsi_add_host_with_dma [2022-11-25 18:11:30,464 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:30,464 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_interruptible [2022-11-25 18:11:30,465 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:30,465 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:30,466 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-11-25 18:11:30,466 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-11-25 18:11:30,466 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 18:11:30,472 WARN L623 FunctionHandler]: Unknown extern function scsi_host_alloc [2022-11-25 18:11:30,474 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-11-25 18:11:30,475 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-11-25 18:11:30,475 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-25 18:11:30,476 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-11-25 18:11:30,477 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-25 18:11:30,478 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-25 18:11:30,478 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_296db9a4-86be-4e94-bb63-d17a3619d0d9/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i[280100,280113] [2022-11-25 18:11:30,494 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:30,495 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:30,497 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:30,498 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 18:11:30,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 18:11:30,652 INFO L208 MainTranslator]: Completed translation [2022-11-25 18:11:30,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30 WrapperNode [2022-11-25 18:11:30,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 18:11:30,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 18:11:30,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 18:11:30,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 18:11:30,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:30,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:30,958 INFO L138 Inliner]: procedures = 305, calls = 2580, calls flagged for inlining = 126, calls inlined = 120, statements flattened = 5615 [2022-11-25 18:11:30,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 18:11:30,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 18:11:30,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 18:11:30,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 18:11:30,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:30,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,279 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 18:11:31,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 18:11:31,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 18:11:31,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 18:11:31,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (1/1) ... [2022-11-25 18:11:31,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 18:11:31,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:11:31,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 18:11:31,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 18:11:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 18:11:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 18:11:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 18:11:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 18:11:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-25 18:11:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-25 18:11:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 18:11:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 18:11:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 18:11:31,412 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 18:11:31,412 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-25 18:11:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-25 18:11:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 18:11:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 18:11:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure twa_get_request_id [2022-11-25 18:11:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_get_request_id [2022-11-25 18:11:31,413 INFO L130 BoogieDeclarations]: Found specification of procedure twa_fill_sense [2022-11-25 18:11:31,413 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_fill_sense [2022-11-25 18:11:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-11-25 18:11:31,414 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-11-25 18:11:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-25 18:11:31,414 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-25 18:11:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2022-11-25 18:11:31,414 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2022-11-25 18:11:31,414 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-25 18:11:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-25 18:11:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-25 18:11:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-25 18:11:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2022-11-25 18:11:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2022-11-25 18:11:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-25 18:11:31,415 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-25 18:11:31,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 18:11:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 18:11:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-11-25 18:11:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-11-25 18:11:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure twa_resume [2022-11-25 18:11:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_resume [2022-11-25 18:11:31,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 18:11:31,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 18:11:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-11-25 18:11:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-11-25 18:11:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-25 18:11:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-25 18:11:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 18:11:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 18:11:31,417 INFO L130 BoogieDeclarations]: Found specification of procedure twa_remove [2022-11-25 18:11:31,417 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_remove [2022-11-25 18:11:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 18:11:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure twa_reset_sequence [2022-11-25 18:11:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_reset_sequence [2022-11-25 18:11:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-25 18:11:31,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-25 18:11:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 18:11:31,418 INFO L130 BoogieDeclarations]: Found specification of procedure twa_get_param [2022-11-25 18:11:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_get_param [2022-11-25 18:11:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-25 18:11:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-25 18:11:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure twa_string_lookup [2022-11-25 18:11:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_string_lookup [2022-11-25 18:11:31,419 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-25 18:11:31,419 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-25 18:11:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 18:11:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-25 18:11:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-25 18:11:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 18:11:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure __twa_shutdown [2022-11-25 18:11:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __twa_shutdown [2022-11-25 18:11:31,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_twa_chrdev_mutex [2022-11-25 18:11:31,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_twa_chrdev_mutex [2022-11-25 18:11:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-25 18:11:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-25 18:11:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2022-11-25 18:11:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2022-11-25 18:11:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure twa_shutdown [2022-11-25 18:11:31,421 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_shutdown [2022-11-25 18:11:31,421 INFO L130 BoogieDeclarations]: Found specification of procedure twa_post_command_packet [2022-11-25 18:11:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_post_command_packet [2022-11-25 18:11:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-25 18:11:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-25 18:11:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure twa_free_request_id [2022-11-25 18:11:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_free_request_id [2022-11-25 18:11:31,422 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-25 18:11:31,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-25 18:11:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 18:11:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-11-25 18:11:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-11-25 18:11:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure twa_decode_bits [2022-11-25 18:11:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_decode_bits [2022-11-25 18:11:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 18:11:31,423 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-25 18:11:31,423 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-25 18:11:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 18:11:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-11-25 18:11:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-11-25 18:11:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 18:11:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 18:11:31,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_try_set_mwi [2022-11-25 18:11:31,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_try_set_mwi [2022-11-25 18:11:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-25 18:11:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-25 18:11:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-25 18:11:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-25 18:11:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure twa_initconnection [2022-11-25 18:11:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_initconnection [2022-11-25 18:11:31,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-25 18:11:31,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-25 18:11:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 18:11:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-25 18:11:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-25 18:11:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-11-25 18:11:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-11-25 18:11:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 18:11:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 18:11:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-25 18:11:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-25 18:11:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2022-11-25 18:11:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ioctl_lock_of_TAG_TW_Device_Extension [2022-11-25 18:11:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msi_exact [2022-11-25 18:11:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msi_exact [2022-11-25 18:11:31,427 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_queue_event [2022-11-25 18:11:31,427 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_queue_event [2022-11-25 18:11:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 18:11:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure twa_interrupt [2022-11-25 18:11:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_interrupt [2022-11-25 18:11:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-25 18:11:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-25 18:11:31,428 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-25 18:11:31,428 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-25 18:11:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2022-11-25 18:11:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2022-11-25 18:11:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 18:11:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 18:11:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 18:11:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-25 18:11:31,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-25 18:11:31,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 18:11:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-25 18:11:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-25 18:11:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 18:11:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 18:11:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-25 18:11:31,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-25 18:11:31,430 INFO L130 BoogieDeclarations]: Found specification of procedure twa_allocate_memory [2022-11-25 18:11:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_allocate_memory [2022-11-25 18:11:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-25 18:11:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-25 18:11:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure twa_poll_response [2022-11-25 18:11:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_poll_response [2022-11-25 18:11:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2022-11-25 18:11:31,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2022-11-25 18:11:31,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ioctl_lock_of_TAG_TW_Device_Extension [2022-11-25 18:11:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ioctl_lock_of_TAG_TW_Device_Extension [2022-11-25 18:11:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure twa_scsiop_execute_scsi [2022-11-25 18:11:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_scsiop_execute_scsi [2022-11-25 18:11:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-25 18:11:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-25 18:11:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure twa_reset_device_extension [2022-11-25 18:11:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_reset_device_extension [2022-11-25 18:11:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure twa_free_device_extension [2022-11-25 18:11:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_free_device_extension [2022-11-25 18:11:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-25 18:11:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-25 18:11:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_twa_chrdev_mutex [2022-11-25 18:11:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_twa_chrdev_mutex [2022-11-25 18:11:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure twa_check_bits [2022-11-25 18:11:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_check_bits [2022-11-25 18:11:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-25 18:11:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-25 18:11:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-25 18:11:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-25 18:11:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-25 18:11:31,434 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-25 18:11:31,434 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-25 18:11:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-25 18:11:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-25 18:11:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-25 18:11:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 18:11:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure twa_aen_read_queue [2022-11-25 18:11:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure twa_aen_read_queue [2022-11-25 18:11:31,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 18:11:31,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 18:11:32,257 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 18:11:32,261 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 18:11:32,583 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 18:11:38,853 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 18:11:38,868 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 18:11:38,868 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 18:11:38,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:11:38 BoogieIcfgContainer [2022-11-25 18:11:38,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 18:11:38,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 18:11:38,875 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 18:11:38,878 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 18:11:38,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:11:27" (1/3) ... [2022-11-25 18:11:38,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2049009d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:11:38, skipping insertion in model container [2022-11-25 18:11:38,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:11:30" (2/3) ... [2022-11-25 18:11:38,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2049009d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:11:38, skipping insertion in model container [2022-11-25 18:11:38,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:11:38" (3/3) ... [2022-11-25 18:11:38,881 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--3w-9xxx.ko-entry_point.cil.out.i [2022-11-25 18:11:38,899 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 18:11:38,899 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 18:11:39,007 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 18:11:39,018 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;@4c3c4e99, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 18:11:39,018 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 18:11:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand has 1578 states, 1156 states have (on average 1.3788927335640138) internal successors, (1594), 1193 states have internal predecessors, (1594), 338 states have call successors, (338), 83 states have call predecessors, (338), 82 states have return successors, (328), 327 states have call predecessors, (328), 328 states have call successors, (328) [2022-11-25 18:11:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-25 18:11:39,047 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:39,048 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:39,049 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:39,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:39,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1831170670, now seen corresponding path program 1 times [2022-11-25 18:11:39,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:39,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731724491] [2022-11-25 18:11:39,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:39,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:11:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:11:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:40,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:11:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:40,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:11:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:11:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:11:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:11:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:11:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:11:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:11:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:11:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:11:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:11:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:11:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:40,747 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2022-11-25 18:11:40,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:40,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731724491] [2022-11-25 18:11:40,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731724491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:11:40,754 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:11:40,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 18:11:40,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783310194] [2022-11-25 18:11:40,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:11:40,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 18:11:40,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:40,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 18:11:40,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 18:11:40,830 INFO L87 Difference]: Start difference. First operand has 1578 states, 1156 states have (on average 1.3788927335640138) internal successors, (1594), 1193 states have internal predecessors, (1594), 338 states have call successors, (338), 83 states have call predecessors, (338), 82 states have return successors, (328), 327 states have call predecessors, (328), 328 states have call successors, (328) Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 18:11:45,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:45,878 INFO L93 Difference]: Finished difference Result 3306 states and 4861 transitions. [2022-11-25 18:11:45,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 18:11:45,881 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 207 [2022-11-25 18:11:45,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:45,916 INFO L225 Difference]: With dead ends: 3306 [2022-11-25 18:11:45,916 INFO L226 Difference]: Without dead ends: 1716 [2022-11-25 18:11:45,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:11:45,936 INFO L413 NwaCegarLoop]: 1844 mSDtfsCounter, 1324 mSDsluCounter, 1130 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 1254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 2974 SdHoareTripleChecker+Invalid, 2238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1254 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:45,936 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1343 Valid, 2974 Invalid, 2238 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1254 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-11-25 18:11:45,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2022-11-25 18:11:46,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1561. [2022-11-25 18:11:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1561 states, 1151 states have (on average 1.369244135534318) internal successors, (1576), 1176 states have internal predecessors, (1576), 328 states have call successors, (328), 82 states have call predecessors, (328), 81 states have return successors, (318), 317 states have call predecessors, (318), 318 states have call successors, (318) [2022-11-25 18:11:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1561 states and 2222 transitions. [2022-11-25 18:11:46,111 INFO L78 Accepts]: Start accepts. Automaton has 1561 states and 2222 transitions. Word has length 207 [2022-11-25 18:11:46,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:46,112 INFO L495 AbstractCegarLoop]: Abstraction has 1561 states and 2222 transitions. [2022-11-25 18:11:46,112 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 18:11:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 2222 transitions. [2022-11-25 18:11:46,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-25 18:11:46,116 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:46,117 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:46,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 18:11:46,117 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:46,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:46,118 INFO L85 PathProgramCache]: Analyzing trace with hash 172624800, now seen corresponding path program 1 times [2022-11-25 18:11:46,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:46,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718116918] [2022-11-25 18:11:46,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:46,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:11:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:11:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:11:46,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:11:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:11:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:11:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:11:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:11:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:11:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:11:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:11:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:11:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:11:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:46,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:11:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:47,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2022-11-25 18:11:47,029 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:47,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718116918] [2022-11-25 18:11:47,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718116918] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:11:47,033 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:11:47,033 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:11:47,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488889482] [2022-11-25 18:11:47,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:11:47,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:11:47,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:47,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:11:47,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:11:47,041 INFO L87 Difference]: Start difference. First operand 1561 states and 2222 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-25 18:11:55,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:11:55,771 INFO L93 Difference]: Finished difference Result 4821 states and 7013 transitions. [2022-11-25 18:11:55,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:11:55,772 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 207 [2022-11-25 18:11:55,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:11:55,806 INFO L225 Difference]: With dead ends: 4821 [2022-11-25 18:11:55,806 INFO L226 Difference]: Without dead ends: 3296 [2022-11-25 18:11:55,818 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:11:55,819 INFO L413 NwaCegarLoop]: 2131 mSDtfsCounter, 4534 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 1950 mSolverCounterSat, 2451 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4741 SdHoareTripleChecker+Valid, 4863 SdHoareTripleChecker+Invalid, 4401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2451 IncrementalHoareTripleChecker+Valid, 1950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:11:55,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4741 Valid, 4863 Invalid, 4401 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2451 Valid, 1950 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-11-25 18:11:55,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3296 states. [2022-11-25 18:11:55,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3296 to 2990. [2022-11-25 18:11:56,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2990 states, 2222 states have (on average 1.3744374437443745) internal successors, (3054), 2264 states have internal predecessors, (3054), 606 states have call successors, (606), 159 states have call predecessors, (606), 161 states have return successors, (632), 592 states have call predecessors, (632), 596 states have call successors, (632) [2022-11-25 18:11:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2990 states and 4292 transitions. [2022-11-25 18:11:56,028 INFO L78 Accepts]: Start accepts. Automaton has 2990 states and 4292 transitions. Word has length 207 [2022-11-25 18:11:56,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:11:56,030 INFO L495 AbstractCegarLoop]: Abstraction has 2990 states and 4292 transitions. [2022-11-25 18:11:56,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 3 states have internal predecessors, (45), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-25 18:11:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 4292 transitions. [2022-11-25 18:11:56,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-25 18:11:56,035 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:11:56,036 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:11:56,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 18:11:56,036 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:11:56,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:11:56,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1683090131, now seen corresponding path program 1 times [2022-11-25 18:11:56,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:11:56,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730840498] [2022-11-25 18:11:56,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:11:56,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:11:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:11:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:11:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:11:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:11:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:11:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:11:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:56,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:11:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:11:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:56,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:11:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:11:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:57,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:11:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:11:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:11:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:11:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:11:57,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:11:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:11:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2022-11-25 18:11:57,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:11:57,129 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730840498] [2022-11-25 18:11:57,129 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730840498] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:11:57,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:11:57,130 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:11:57,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141447270] [2022-11-25 18:11:57,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:11:57,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:11:57,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:11:57,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:11:57,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:11:57,136 INFO L87 Difference]: Start difference. First operand 2990 states and 4292 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-25 18:12:04,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:04,698 INFO L93 Difference]: Finished difference Result 9389 states and 13718 transitions. [2022-11-25 18:12:04,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:12:04,699 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 207 [2022-11-25 18:12:04,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:04,764 INFO L225 Difference]: With dead ends: 9389 [2022-11-25 18:12:04,764 INFO L226 Difference]: Without dead ends: 6435 [2022-11-25 18:12:04,781 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:12:04,786 INFO L413 NwaCegarLoop]: 2132 mSDtfsCounter, 4639 mSDsluCounter, 2821 mSDsCounter, 0 mSdLazyCounter, 1987 mSolverCounterSat, 2511 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4868 SdHoareTripleChecker+Valid, 4953 SdHoareTripleChecker+Invalid, 4498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2511 IncrementalHoareTripleChecker+Valid, 1987 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:04,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4868 Valid, 4953 Invalid, 4498 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2511 Valid, 1987 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2022-11-25 18:12:04,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6435 states. [2022-11-25 18:12:05,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6435 to 5909. [2022-11-25 18:12:05,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5909 states, 4402 states have (on average 1.3752839618355293) internal successors, (6054), 4477 states have internal predecessors, (6054), 1185 states have call successors, (1185), 316 states have call predecessors, (1185), 321 states have return successors, (1247), 1167 states have call predecessors, (1247), 1175 states have call successors, (1247) [2022-11-25 18:12:05,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5909 states to 5909 states and 8486 transitions. [2022-11-25 18:12:05,155 INFO L78 Accepts]: Start accepts. Automaton has 5909 states and 8486 transitions. Word has length 207 [2022-11-25 18:12:05,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:05,156 INFO L495 AbstractCegarLoop]: Abstraction has 5909 states and 8486 transitions. [2022-11-25 18:12:05,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-25 18:12:05,157 INFO L276 IsEmpty]: Start isEmpty. Operand 5909 states and 8486 transitions. [2022-11-25 18:12:05,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2022-11-25 18:12:05,161 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:05,161 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:05,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 18:12:05,162 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:05,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:05,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1055718001, now seen corresponding path program 1 times [2022-11-25 18:12:05,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:05,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077818433] [2022-11-25 18:12:05,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:05,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:12:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:12:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:12:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:12:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:12:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:05,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:12:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:05,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:12:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:12:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:12:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:12:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:12:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:12:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:12:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:12:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-25 18:12:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2022-11-25 18:12:06,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:06,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077818433] [2022-11-25 18:12:06,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077818433] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:12:06,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:12:06,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:12:06,212 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192036803] [2022-11-25 18:12:06,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:12:06,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:12:06,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:06,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:12:06,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:12:06,215 INFO L87 Difference]: Start difference. First operand 5909 states and 8486 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:17,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:17,492 INFO L93 Difference]: Finished difference Result 17852 states and 26120 transitions. [2022-11-25 18:12:17,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:12:17,493 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 216 [2022-11-25 18:12:17,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:17,592 INFO L225 Difference]: With dead ends: 17852 [2022-11-25 18:12:17,593 INFO L226 Difference]: Without dead ends: 11979 [2022-11-25 18:12:17,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:12:17,630 INFO L413 NwaCegarLoop]: 2064 mSDtfsCounter, 3490 mSDsluCounter, 4763 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 1682 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3682 SdHoareTripleChecker+Valid, 6827 SdHoareTripleChecker+Invalid, 5104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1682 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:17,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3682 Valid, 6827 Invalid, 5104 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1682 Valid, 3422 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2022-11-25 18:12:17,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11979 states. [2022-11-25 18:12:18,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11979 to 10929. [2022-11-25 18:12:18,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10929 states, 8122 states have (on average 1.3745382910613149) internal successors, (11164), 8265 states have internal predecessors, (11164), 2195 states have call successors, (2195), 598 states have call predecessors, (2195), 611 states have return successors, (2405), 2169 states have call predecessors, (2405), 2185 states have call successors, (2405) [2022-11-25 18:12:18,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10929 states to 10929 states and 15764 transitions. [2022-11-25 18:12:18,403 INFO L78 Accepts]: Start accepts. Automaton has 10929 states and 15764 transitions. Word has length 216 [2022-11-25 18:12:18,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:18,404 INFO L495 AbstractCegarLoop]: Abstraction has 10929 states and 15764 transitions. [2022-11-25 18:12:18,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:18,404 INFO L276 IsEmpty]: Start isEmpty. Operand 10929 states and 15764 transitions. [2022-11-25 18:12:18,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-25 18:12:18,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:18,409 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:18,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 18:12:18,410 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:18,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:18,410 INFO L85 PathProgramCache]: Analyzing trace with hash -115688030, now seen corresponding path program 1 times [2022-11-25 18:12:18,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:18,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598151876] [2022-11-25 18:12:18,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:18,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:12:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:12:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:12:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:12:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:12:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:12:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:18,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:12:18,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:12:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:12:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:12:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:12:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:12:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:12:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:12:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:12:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:19,167 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-11-25 18:12:19,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:19,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598151876] [2022-11-25 18:12:19,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598151876] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:12:19,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:12:19,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:12:19,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069369288] [2022-11-25 18:12:19,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:12:19,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:12:19,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:19,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:12:19,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:12:19,170 INFO L87 Difference]: Start difference. First operand 10929 states and 15764 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-25 18:12:24,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:24,584 INFO L93 Difference]: Finished difference Result 11970 states and 17674 transitions. [2022-11-25 18:12:24,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 18:12:24,585 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 227 [2022-11-25 18:12:24,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:24,663 INFO L225 Difference]: With dead ends: 11970 [2022-11-25 18:12:24,663 INFO L226 Difference]: Without dead ends: 11957 [2022-11-25 18:12:24,672 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:12:24,673 INFO L413 NwaCegarLoop]: 1819 mSDtfsCounter, 3057 mSDsluCounter, 2093 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 1012 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3273 SdHoareTripleChecker+Valid, 3912 SdHoareTripleChecker+Invalid, 2519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1012 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:24,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3273 Valid, 3912 Invalid, 2519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1012 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-11-25 18:12:24,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11957 states. [2022-11-25 18:12:25,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11957 to 10929. [2022-11-25 18:12:25,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10929 states, 8122 states have (on average 1.3740458015267176) internal successors, (11160), 8265 states have internal predecessors, (11160), 2195 states have call successors, (2195), 598 states have call predecessors, (2195), 611 states have return successors, (2405), 2169 states have call predecessors, (2405), 2185 states have call successors, (2405) [2022-11-25 18:12:25,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10929 states to 10929 states and 15760 transitions. [2022-11-25 18:12:25,574 INFO L78 Accepts]: Start accepts. Automaton has 10929 states and 15760 transitions. Word has length 227 [2022-11-25 18:12:25,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:25,578 INFO L495 AbstractCegarLoop]: Abstraction has 10929 states and 15760 transitions. [2022-11-25 18:12:25,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-25 18:12:25,580 INFO L276 IsEmpty]: Start isEmpty. Operand 10929 states and 15760 transitions. [2022-11-25 18:12:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-25 18:12:25,584 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:25,585 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:25,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 18:12:25,585 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:25,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:25,586 INFO L85 PathProgramCache]: Analyzing trace with hash -58429728, now seen corresponding path program 1 times [2022-11-25 18:12:25,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:25,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423722823] [2022-11-25 18:12:25,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:25,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:12:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:12:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:12:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:12:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:12:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:12:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:12:26,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:12:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:12:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:12:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:12:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:12:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:12:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:12:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:12:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-11-25 18:12:26,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:26,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423722823] [2022-11-25 18:12:26,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423722823] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:12:26,401 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:12:26,402 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:12:26,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877047272] [2022-11-25 18:12:26,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:12:26,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:12:26,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:26,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:12:26,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:12:26,404 INFO L87 Difference]: Start difference. First operand 10929 states and 15760 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:32,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:32,870 INFO L93 Difference]: Finished difference Result 11946 states and 17639 transitions. [2022-11-25 18:12:32,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:12:32,871 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 227 [2022-11-25 18:12:32,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:32,950 INFO L225 Difference]: With dead ends: 11946 [2022-11-25 18:12:32,950 INFO L226 Difference]: Without dead ends: 11943 [2022-11-25 18:12:32,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:12:32,962 INFO L413 NwaCegarLoop]: 1809 mSDtfsCounter, 3007 mSDsluCounter, 2065 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 1005 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 3874 SdHoareTripleChecker+Invalid, 2503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1005 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:32,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3216 Valid, 3874 Invalid, 2503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1005 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-11-25 18:12:32,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11943 states. [2022-11-25 18:12:33,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11943 to 10928. [2022-11-25 18:12:33,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10928 states, 8122 states have (on average 1.3739226791430683) internal successors, (11159), 8264 states have internal predecessors, (11159), 2194 states have call successors, (2194), 598 states have call predecessors, (2194), 611 states have return successors, (2405), 2169 states have call predecessors, (2405), 2185 states have call successors, (2405) [2022-11-25 18:12:33,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10928 states to 10928 states and 15758 transitions. [2022-11-25 18:12:33,772 INFO L78 Accepts]: Start accepts. Automaton has 10928 states and 15758 transitions. Word has length 227 [2022-11-25 18:12:33,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:33,773 INFO L495 AbstractCegarLoop]: Abstraction has 10928 states and 15758 transitions. [2022-11-25 18:12:33,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:33,773 INFO L276 IsEmpty]: Start isEmpty. Operand 10928 states and 15758 transitions. [2022-11-25 18:12:33,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-11-25 18:12:33,777 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:33,778 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:33,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 18:12:33,778 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:33,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:33,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1811773778, now seen corresponding path program 1 times [2022-11-25 18:12:33,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:33,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317717722] [2022-11-25 18:12:33,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:33,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:12:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:12:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:12:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:12:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:12:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:12:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:12:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:12:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:12:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:12:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:12:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:12:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:12:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:12:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:12:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-11-25 18:12:34,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:34,803 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317717722] [2022-11-25 18:12:34,803 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317717722] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:12:34,803 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:12:34,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:12:34,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41970391] [2022-11-25 18:12:34,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:12:34,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:12:34,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:34,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:12:34,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:12:34,806 INFO L87 Difference]: Start difference. First operand 10928 states and 15758 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:47,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:47,793 INFO L93 Difference]: Finished difference Result 34438 states and 50525 transitions. [2022-11-25 18:12:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:12:47,794 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 228 [2022-11-25 18:12:47,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:48,102 INFO L225 Difference]: With dead ends: 34438 [2022-11-25 18:12:48,102 INFO L226 Difference]: Without dead ends: 23556 [2022-11-25 18:12:48,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:12:48,155 INFO L413 NwaCegarLoop]: 2525 mSDtfsCounter, 3549 mSDsluCounter, 5552 mSDsCounter, 0 mSdLazyCounter, 3907 mSolverCounterSat, 1534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3777 SdHoareTripleChecker+Valid, 8077 SdHoareTripleChecker+Invalid, 5441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1534 IncrementalHoareTripleChecker+Valid, 3907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:48,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3777 Valid, 8077 Invalid, 5441 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1534 Valid, 3907 Invalid, 0 Unknown, 0 Unchecked, 11.6s Time] [2022-11-25 18:12:48,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23556 states. [2022-11-25 18:12:49,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23556 to 21519. [2022-11-25 18:12:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21519 states, 16028 states have (on average 1.3755303219366108) internal successors, (22047), 16307 states have internal predecessors, (22047), 4297 states have call successors, (4297), 1171 states have call predecessors, (4297), 1193 states have return successors, (4719), 4248 states have call predecessors, (4719), 4287 states have call successors, (4719) [2022-11-25 18:12:49,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21519 states to 21519 states and 31063 transitions. [2022-11-25 18:12:49,359 INFO L78 Accepts]: Start accepts. Automaton has 21519 states and 31063 transitions. Word has length 228 [2022-11-25 18:12:49,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:49,360 INFO L495 AbstractCegarLoop]: Abstraction has 21519 states and 31063 transitions. [2022-11-25 18:12:49,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 21519 states and 31063 transitions. [2022-11-25 18:12:49,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-11-25 18:12:49,365 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:49,365 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:49,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 18:12:49,366 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:49,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:49,366 INFO L85 PathProgramCache]: Analyzing trace with hash -330859613, now seen corresponding path program 1 times [2022-11-25 18:12:49,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:49,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588518674] [2022-11-25 18:12:49,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:49,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:12:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:12:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:12:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:12:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:12:49,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:12:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:12:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:12:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:12:49,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:49,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:12:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:50,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:12:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:12:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:50,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:12:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:12:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:12:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:50,116 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-11-25 18:12:50,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:50,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588518674] [2022-11-25 18:12:50,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588518674] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:12:50,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:12:50,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:12:50,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663561302] [2022-11-25 18:12:50,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:12:50,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:12:50,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:50,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:12:50,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:12:50,120 INFO L87 Difference]: Start difference. First operand 21519 states and 31063 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:55,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:12:55,049 INFO L93 Difference]: Finished difference Result 23528 states and 34778 transitions. [2022-11-25 18:12:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:12:55,050 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 229 [2022-11-25 18:12:55,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:12:55,379 INFO L225 Difference]: With dead ends: 23528 [2022-11-25 18:12:55,380 INFO L226 Difference]: Without dead ends: 23525 [2022-11-25 18:12:55,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:12:55,394 INFO L413 NwaCegarLoop]: 1801 mSDtfsCounter, 3379 mSDsluCounter, 1117 mSDsCounter, 0 mSdLazyCounter, 986 mSolverCounterSat, 1382 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3592 SdHoareTripleChecker+Valid, 2918 SdHoareTripleChecker+Invalid, 2368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1382 IncrementalHoareTripleChecker+Valid, 986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-11-25 18:12:55,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3592 Valid, 2918 Invalid, 2368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1382 Valid, 986 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-11-25 18:12:55,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23525 states. [2022-11-25 18:12:57,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23525 to 21518. [2022-11-25 18:12:57,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21518 states, 16028 states have (on average 1.3754679311205391) internal successors, (22046), 16306 states have internal predecessors, (22046), 4296 states have call successors, (4296), 1171 states have call predecessors, (4296), 1193 states have return successors, (4719), 4248 states have call predecessors, (4719), 4287 states have call successors, (4719) [2022-11-25 18:12:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21518 states to 21518 states and 31061 transitions. [2022-11-25 18:12:57,154 INFO L78 Accepts]: Start accepts. Automaton has 21518 states and 31061 transitions. Word has length 229 [2022-11-25 18:12:57,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:12:57,154 INFO L495 AbstractCegarLoop]: Abstraction has 21518 states and 31061 transitions. [2022-11-25 18:12:57,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:12:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 21518 states and 31061 transitions. [2022-11-25 18:12:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-11-25 18:12:57,159 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:12:57,159 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:12:57,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 18:12:57,160 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:12:57,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:12:57,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1667155887, now seen corresponding path program 1 times [2022-11-25 18:12:57,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:12:57,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015816264] [2022-11-25 18:12:57,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:12:57,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:12:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:12:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:12:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:12:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:12:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:12:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:12:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:12:57,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:12:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:12:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:12:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:12:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:12:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:12:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:12:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:12:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:12:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:12:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:12:57,956 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-11-25 18:12:57,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:12:57,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015816264] [2022-11-25 18:12:57,957 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015816264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:12:57,957 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:12:57,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:12:57,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964981321] [2022-11-25 18:12:57,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:12:57,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:12:57,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:12:57,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:12:57,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:12:57,960 INFO L87 Difference]: Start difference. First operand 21518 states and 31061 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:13:04,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:04,884 INFO L93 Difference]: Finished difference Result 23527 states and 34776 transitions. [2022-11-25 18:13:04,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 18:13:04,884 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 230 [2022-11-25 18:13:04,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:13:05,015 INFO L225 Difference]: With dead ends: 23527 [2022-11-25 18:13:05,016 INFO L226 Difference]: Without dead ends: 23524 [2022-11-25 18:13:05,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-11-25 18:13:05,033 INFO L413 NwaCegarLoop]: 1799 mSDtfsCounter, 3006 mSDsluCounter, 2052 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 1004 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 3851 SdHoareTripleChecker+Invalid, 2502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1004 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-25 18:13:05,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3216 Valid, 3851 Invalid, 2502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1004 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-11-25 18:13:05,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23524 states. [2022-11-25 18:13:06,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23524 to 21517. [2022-11-25 18:13:06,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21517 states, 16028 states have (on average 1.3754055403044672) internal successors, (22045), 16305 states have internal predecessors, (22045), 4295 states have call successors, (4295), 1171 states have call predecessors, (4295), 1193 states have return successors, (4719), 4248 states have call predecessors, (4719), 4287 states have call successors, (4719) [2022-11-25 18:13:06,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21517 states to 21517 states and 31059 transitions. [2022-11-25 18:13:06,442 INFO L78 Accepts]: Start accepts. Automaton has 21517 states and 31059 transitions. Word has length 230 [2022-11-25 18:13:06,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:13:06,443 INFO L495 AbstractCegarLoop]: Abstraction has 21517 states and 31059 transitions. [2022-11-25 18:13:06,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 3 states have internal predecessors, (54), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:13:06,443 INFO L276 IsEmpty]: Start isEmpty. Operand 21517 states and 31059 transitions. [2022-11-25 18:13:06,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2022-11-25 18:13:06,447 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:13:06,447 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:13:06,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 18:13:06,448 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:13:06,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:06,448 INFO L85 PathProgramCache]: Analyzing trace with hash -142662554, now seen corresponding path program 1 times [2022-11-25 18:13:06,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:06,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381321236] [2022-11-25 18:13:06,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:06,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:06,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:13:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:13:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:13:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:13:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:06,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:13:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:13:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:13:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:13:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:13:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:13:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:13:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:13:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:13:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:13:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:13:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:07,525 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-11-25 18:13:07,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:07,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381321236] [2022-11-25 18:13:07,526 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381321236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:13:07,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:13:07,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 18:13:07,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947523277] [2022-11-25 18:13:07,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:13:07,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 18:13:07,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:07,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 18:13:07,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-25 18:13:07,530 INFO L87 Difference]: Start difference. First operand 21517 states and 31059 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:13:18,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:18,055 INFO L93 Difference]: Finished difference Result 30725 states and 44812 transitions. [2022-11-25 18:13:18,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 18:13:18,055 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 231 [2022-11-25 18:13:18,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:13:18,231 INFO L225 Difference]: With dead ends: 30725 [2022-11-25 18:13:18,231 INFO L226 Difference]: Without dead ends: 30712 [2022-11-25 18:13:18,246 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-25 18:13:18,247 INFO L413 NwaCegarLoop]: 1877 mSDtfsCounter, 3175 mSDsluCounter, 3673 mSDsCounter, 0 mSdLazyCounter, 2732 mSolverCounterSat, 1263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3363 SdHoareTripleChecker+Valid, 5550 SdHoareTripleChecker+Invalid, 3995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1263 IncrementalHoareTripleChecker+Valid, 2732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2022-11-25 18:13:18,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3363 Valid, 5550 Invalid, 3995 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1263 Valid, 2732 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2022-11-25 18:13:18,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30712 states. [2022-11-25 18:13:19,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30712 to 26020. [2022-11-25 18:13:19,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26020 states, 19381 states have (on average 1.3723750064496156) internal successors, (26598), 19699 states have internal predecessors, (26598), 5056 states have call successors, (5056), 1560 states have call predecessors, (5056), 1582 states have return successors, (5488), 5001 states have call predecessors, (5488), 5050 states have call successors, (5488) [2022-11-25 18:13:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26020 states to 26020 states and 37142 transitions. [2022-11-25 18:13:20,024 INFO L78 Accepts]: Start accepts. Automaton has 26020 states and 37142 transitions. Word has length 231 [2022-11-25 18:13:20,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:13:20,025 INFO L495 AbstractCegarLoop]: Abstraction has 26020 states and 37142 transitions. [2022-11-25 18:13:20,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 18:13:20,025 INFO L276 IsEmpty]: Start isEmpty. Operand 26020 states and 37142 transitions. [2022-11-25 18:13:20,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2022-11-25 18:13:20,060 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:13:20,060 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:13:20,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 18:13:20,061 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:13:20,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:20,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1443096646, now seen corresponding path program 1 times [2022-11-25 18:13:20,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:20,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757478826] [2022-11-25 18:13:20,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:20,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:13:20,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:13:20,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:13:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:13:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:20,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:13:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:13:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:13:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:13:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:13:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:13:20,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:13:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:13:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:13:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:13:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-25 18:13:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-25 18:13:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:20,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2022-11-25 18:13:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-25 18:13:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-25 18:13:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2022-11-25 18:13:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2022-11-25 18:13:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-25 18:13:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-25 18:13:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-11-25 18:13:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-11-25 18:13:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-11-25 18:13:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:13:21,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 18:13:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 18:13:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-25 18:13:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:13:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2022-11-25 18:13:21,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:21,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757478826] [2022-11-25 18:13:21,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757478826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:13:21,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:13:21,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 18:13:21,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304664494] [2022-11-25 18:13:21,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:13:21,230 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 18:13:21,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:21,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 18:13:21,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:13:21,232 INFO L87 Difference]: Start difference. First operand 26020 states and 37142 transitions. Second operand has 11 states, 10 states have (on average 13.3) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (39), 10 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 18:13:45,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:13:45,696 INFO L93 Difference]: Finished difference Result 77235 states and 112114 transitions. [2022-11-25 18:13:45,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-25 18:13:45,697 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 13.3) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (39), 10 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 3 states have call successors, (37) Word has length 343 [2022-11-25 18:13:45,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:13:46,069 INFO L225 Difference]: With dead ends: 77235 [2022-11-25 18:13:46,069 INFO L226 Difference]: Without dead ends: 51261 [2022-11-25 18:13:46,177 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=156, Invalid=350, Unknown=0, NotChecked=0, Total=506 [2022-11-25 18:13:46,178 INFO L413 NwaCegarLoop]: 1270 mSDtfsCounter, 6871 mSDsluCounter, 3727 mSDsCounter, 0 mSdLazyCounter, 8568 mSolverCounterSat, 4555 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7105 SdHoareTripleChecker+Valid, 4997 SdHoareTripleChecker+Invalid, 13123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4555 IncrementalHoareTripleChecker+Valid, 8568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.2s IncrementalHoareTripleChecker+Time [2022-11-25 18:13:46,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7105 Valid, 4997 Invalid, 13123 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4555 Valid, 8568 Invalid, 0 Unknown, 0 Unchecked, 19.2s Time] [2022-11-25 18:13:46,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51261 states. [2022-11-25 18:13:50,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51261 to 42786. [2022-11-25 18:13:50,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42786 states, 31901 states have (on average 1.3696122378608822) internal successors, (43692), 32349 states have internal predecessors, (43692), 8206 states have call successors, (8206), 2624 states have call predecessors, (8206), 2678 states have return successors, (9028), 8147 states have call predecessors, (9028), 8200 states have call successors, (9028) [2022-11-25 18:13:50,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42786 states to 42786 states and 60926 transitions. [2022-11-25 18:13:50,369 INFO L78 Accepts]: Start accepts. Automaton has 42786 states and 60926 transitions. Word has length 343 [2022-11-25 18:13:50,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:13:50,370 INFO L495 AbstractCegarLoop]: Abstraction has 42786 states and 60926 transitions. [2022-11-25 18:13:50,370 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 13.3) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (39), 10 states have call predecessors, (39), 1 states have return successors, (37), 2 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-25 18:13:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 42786 states and 60926 transitions. [2022-11-25 18:13:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-11-25 18:13:50,414 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:13:50,415 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:13:50,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 18:13:50,415 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:13:50,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:13:50,416 INFO L85 PathProgramCache]: Analyzing trace with hash 195733952, now seen corresponding path program 1 times [2022-11-25 18:13:50,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:13:50,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768273178] [2022-11-25 18:13:50,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:13:50,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:13:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:13:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:13:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:13:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:13:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:50,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:13:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:13:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:13:51,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:13:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:13:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:13:51,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:13:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:13:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:13:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:13:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:13:51,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-11-25 18:13:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:13:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-25 18:13:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-25 18:13:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-25 18:13:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 18:13:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 18:13:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-25 18:13:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-25 18:13:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-25 18:13:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-11-25 18:13:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-11-25 18:13:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:13:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:13:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:13:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 18:13:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 18:13:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-25 18:13:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:13:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:13:51,409 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2022-11-25 18:13:51,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:13:51,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768273178] [2022-11-25 18:13:51,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768273178] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:13:51,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:13:51,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 18:13:51,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670426119] [2022-11-25 18:13:51,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:13:51,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 18:13:51,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:13:51,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 18:13:51,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:13:51,413 INFO L87 Difference]: Start difference. First operand 42786 states and 60926 transitions. Second operand has 11 states, 10 states have (on average 14.5) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (40), 10 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-25 18:13:58,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 18:14:12,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:14:12,725 INFO L93 Difference]: Finished difference Result 98218 states and 144012 transitions. [2022-11-25 18:14:12,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-25 18:14:12,726 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 14.5) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (40), 10 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) Word has length 374 [2022-11-25 18:14:12,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:14:12,978 INFO L225 Difference]: With dead ends: 98218 [2022-11-25 18:14:12,978 INFO L226 Difference]: Without dead ends: 55478 [2022-11-25 18:14:13,105 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2022-11-25 18:14:13,106 INFO L413 NwaCegarLoop]: 1287 mSDtfsCounter, 3221 mSDsluCounter, 4784 mSDsCounter, 0 mSdLazyCounter, 7397 mSolverCounterSat, 1856 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3480 SdHoareTripleChecker+Valid, 6071 SdHoareTripleChecker+Invalid, 9253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1856 IncrementalHoareTripleChecker+Valid, 7397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2022-11-25 18:14:13,106 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3480 Valid, 6071 Invalid, 9253 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1856 Valid, 7397 Invalid, 0 Unknown, 0 Unchecked, 15.6s Time] [2022-11-25 18:14:13,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55478 states. [2022-11-25 18:14:17,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55478 to 42786. [2022-11-25 18:14:17,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42786 states, 31901 states have (on average 1.3681075828343938) internal successors, (43644), 32349 states have internal predecessors, (43644), 8206 states have call successors, (8206), 2624 states have call predecessors, (8206), 2678 states have return successors, (9028), 8147 states have call predecessors, (9028), 8200 states have call successors, (9028) [2022-11-25 18:14:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42786 states to 42786 states and 60878 transitions. [2022-11-25 18:14:17,387 INFO L78 Accepts]: Start accepts. Automaton has 42786 states and 60878 transitions. Word has length 374 [2022-11-25 18:14:17,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:14:17,388 INFO L495 AbstractCegarLoop]: Abstraction has 42786 states and 60878 transitions. [2022-11-25 18:14:17,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 14.5) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (40), 10 states have call predecessors, (40), 1 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-25 18:14:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 42786 states and 60878 transitions. [2022-11-25 18:14:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-11-25 18:14:17,429 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:14:17,429 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:14:17,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 18:14:17,430 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:14:17,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:14:17,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1683396994, now seen corresponding path program 1 times [2022-11-25 18:14:17,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:14:17,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941650706] [2022-11-25 18:14:17,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:14:17,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:14:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:14:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:14:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:14:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:14:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:14:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:14:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:14:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:14:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:14:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:14:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:14:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:14:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:14:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:14:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:14:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-11-25 18:14:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:14:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-25 18:14:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-25 18:14:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-25 18:14:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 18:14:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 18:14:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-25 18:14:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-25 18:14:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-25 18:14:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-11-25 18:14:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-11-25 18:14:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:14:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 18:14:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 18:14:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-25 18:14:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:14:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:18,496 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2022-11-25 18:14:18,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:14:18,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941650706] [2022-11-25 18:14:18,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941650706] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:14:18,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 18:14:18,497 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 18:14:18,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930480114] [2022-11-25 18:14:18,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:14:18,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 18:14:18,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:14:18,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 18:14:18,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2022-11-25 18:14:18,500 INFO L87 Difference]: Start difference. First operand 42786 states and 60878 transitions. Second operand has 11 states, 10 states have (on average 14.3) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (40), 10 states have call predecessors, (40), 2 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-25 18:14:34,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:14:34,720 INFO L93 Difference]: Finished difference Result 92040 states and 133069 transitions. [2022-11-25 18:14:34,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 18:14:34,721 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 14.3) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (40), 10 states have call predecessors, (40), 2 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) Word has length 374 [2022-11-25 18:14:34,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:14:34,905 INFO L225 Difference]: With dead ends: 92040 [2022-11-25 18:14:34,905 INFO L226 Difference]: Without dead ends: 49300 [2022-11-25 18:14:35,014 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=118, Invalid=262, Unknown=0, NotChecked=0, Total=380 [2022-11-25 18:14:35,015 INFO L413 NwaCegarLoop]: 894 mSDtfsCounter, 3150 mSDsluCounter, 3077 mSDsCounter, 0 mSdLazyCounter, 5975 mSolverCounterSat, 2134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3278 SdHoareTripleChecker+Valid, 3971 SdHoareTripleChecker+Invalid, 8109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2134 IncrementalHoareTripleChecker+Valid, 5975 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-11-25 18:14:35,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3278 Valid, 3971 Invalid, 8109 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2134 Valid, 5975 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2022-11-25 18:14:35,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49300 states. [2022-11-25 18:14:38,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49300 to 42835. [2022-11-25 18:14:39,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42835 states, 31950 states have (on average 1.3675430359937402) internal successors, (43693), 32398 states have internal predecessors, (43693), 8206 states have call successors, (8206), 2624 states have call predecessors, (8206), 2678 states have return successors, (9028), 8147 states have call predecessors, (9028), 8200 states have call successors, (9028) [2022-11-25 18:14:39,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42835 states to 42835 states and 60927 transitions. [2022-11-25 18:14:39,150 INFO L78 Accepts]: Start accepts. Automaton has 42835 states and 60927 transitions. Word has length 374 [2022-11-25 18:14:39,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:14:39,150 INFO L495 AbstractCegarLoop]: Abstraction has 42835 states and 60927 transitions. [2022-11-25 18:14:39,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 14.3) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (40), 10 states have call predecessors, (40), 2 states have return successors, (38), 2 states have call predecessors, (38), 3 states have call successors, (38) [2022-11-25 18:14:39,151 INFO L276 IsEmpty]: Start isEmpty. Operand 42835 states and 60927 transitions. [2022-11-25 18:14:39,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2022-11-25 18:14:39,192 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:14:39,192 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:14:39,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 18:14:39,193 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:14:39,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:14:39,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1505065322, now seen corresponding path program 1 times [2022-11-25 18:14:39,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:14:39,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080692112] [2022-11-25 18:14:39,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:14:39,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:14:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:14:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:14:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:14:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:14:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:14:39,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:14:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:14:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:14:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:14:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:14:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:14:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:14:40,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:14:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:14:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:14:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-11-25 18:14:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:14:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-25 18:14:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-25 18:14:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-25 18:14:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 18:14:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 18:14:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-25 18:14:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-25 18:14:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-25 18:14:40,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-11-25 18:14:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-11-25 18:14:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:14:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 18:14:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 18:14:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 18:14:40,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 18:14:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:40,353 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2022-11-25 18:14:40,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:14:40,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080692112] [2022-11-25 18:14:40,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080692112] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:14:40,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796347382] [2022-11-25 18:14:40,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:14:40,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:14:40,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:14:40,359 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:14:40,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 18:14:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:41,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 5972 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 18:14:41,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 18:14:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2022-11-25 18:14:42,062 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 18:14:42,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [796347382] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 18:14:42,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 18:14:42,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2022-11-25 18:14:42,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890899165] [2022-11-25 18:14:42,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 18:14:42,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 18:14:42,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 18:14:42,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 18:14:42,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-11-25 18:14:42,064 INFO L87 Difference]: Start difference. First operand 42835 states and 60927 transitions. Second operand has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) [2022-11-25 18:14:46,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 18:14:46,384 INFO L93 Difference]: Finished difference Result 90109 states and 129198 transitions. [2022-11-25 18:14:46,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 18:14:46,385 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) Word has length 383 [2022-11-25 18:14:46,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 18:14:46,586 INFO L225 Difference]: With dead ends: 90109 [2022-11-25 18:14:46,586 INFO L226 Difference]: Without dead ends: 47320 [2022-11-25 18:14:46,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 503 GetRequests, 492 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-11-25 18:14:46,684 INFO L413 NwaCegarLoop]: 2286 mSDtfsCounter, 132 mSDsluCounter, 2205 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 4491 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 18:14:46,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 4491 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 18:14:46,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47320 states. [2022-11-25 18:14:50,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47320 to 42874. [2022-11-25 18:14:50,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42874 states, 31989 states have (on average 1.3670949388852418) internal successors, (43732), 32437 states have internal predecessors, (43732), 8206 states have call successors, (8206), 2624 states have call predecessors, (8206), 2678 states have return successors, (9028), 8147 states have call predecessors, (9028), 8200 states have call successors, (9028) [2022-11-25 18:14:50,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42874 states to 42874 states and 60966 transitions. [2022-11-25 18:14:50,273 INFO L78 Accepts]: Start accepts. Automaton has 42874 states and 60966 transitions. Word has length 383 [2022-11-25 18:14:50,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 18:14:50,274 INFO L495 AbstractCegarLoop]: Abstraction has 42874 states and 60966 transitions. [2022-11-25 18:14:50,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (38), 2 states have call predecessors, (38), 1 states have call successors, (38) [2022-11-25 18:14:50,274 INFO L276 IsEmpty]: Start isEmpty. Operand 42874 states and 60966 transitions. [2022-11-25 18:14:50,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2022-11-25 18:14:50,300 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 18:14:50,301 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 18:14:50,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 18:14:50,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-25 18:14:50,515 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 18:14:50,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 18:14:50,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1515382094, now seen corresponding path program 1 times [2022-11-25 18:14:50,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 18:14:50,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444050677] [2022-11-25 18:14:50,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:14:50,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 18:14:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 18:14:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-25 18:14:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-25 18:14:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-25 18:14:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-25 18:14:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-25 18:14:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-25 18:14:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-11-25 18:14:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-25 18:14:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2022-11-25 18:14:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-11-25 18:14:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-11-25 18:14:51,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-25 18:14:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2022-11-25 18:14:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2022-11-25 18:14:51,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-11-25 18:14:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2022-11-25 18:14:51,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-25 18:14:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2022-11-25 18:14:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2022-11-25 18:14:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2022-11-25 18:14:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2022-11-25 18:14:51,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-25 18:14:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-25 18:14:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2022-11-25 18:14:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2022-11-25 18:14:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:51,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2022-11-25 18:14:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-25 18:14:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-25 18:14:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-25 18:14:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 18:14:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-25 18:14:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2022-11-25 18:14:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-11-25 18:14:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-25 18:14:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2022-11-25 18:14:52,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 18:14:52,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444050677] [2022-11-25 18:14:52,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444050677] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 18:14:52,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761275440] [2022-11-25 18:14:52,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 18:14:52,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 18:14:52,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 18:14:52,175 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 18:14:52,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_296db9a4-86be-4e94-bb63-d17a3619d0d9/bin/uautomizer-ZsLfNo2U6R/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 18:14:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 18:14:54,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 6032 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 18:14:54,028 INFO L286 TraceCheckSpWp]: Computing forward predicates...