./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8cfca91e359676f221b9d3196f23901e359124e72b956d963114c00faf4f7248 --- 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-dbf71c6-m [2022-10-17 16:58:58,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:58,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:58,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:58,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:58,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:58,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:58,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:58,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:58,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:58,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:58,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:58,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:58,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:58,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:58,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:58,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:58,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:58,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:58,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:58,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:58,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:58,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:58,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:58,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:58,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:58,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:58,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:58,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:58,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:58,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:58,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:58,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:58,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:58,522 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:58,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:58,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:58,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:58,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:58,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:58,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:58,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:58:58,577 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:58,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:58,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:58,583 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:58,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:58,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:58,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:58,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:58,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:58,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:58,587 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:58,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:58,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:58,587 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:58,588 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:58,588 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:58,588 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:58,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:58,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:58,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:58,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:58,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:58,590 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:58,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:58,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:58,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cfca91e359676f221b9d3196f23901e359124e72b956d963114c00faf4f7248 [2022-10-17 16:58:58,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:58,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:58,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:58,909 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:58,910 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:58,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point.cil.out.i [2022-10-17 16:58:58,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/data/e4a0b9ff0/6724c7c98cea4741add2b353d7b8e8b2/FLAG674c437a1 [2022-10-17 16:58:59,898 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:59,899 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point.cil.out.i [2022-10-17 16:58:59,939 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/data/e4a0b9ff0/6724c7c98cea4741add2b353d7b8e8b2/FLAG674c437a1 [2022-10-17 16:59:00,316 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/data/e4a0b9ff0/6724c7c98cea4741add2b353d7b8e8b2 [2022-10-17 16:59:00,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:00,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:00,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:00,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:00,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:00,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5887e99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:00, skipping insertion in model container [2022-10-17 16:59:00,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:00" (1/1) ... [2022-10-17 16:59:00,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:00,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:01,105 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6708] [2022-10-17 16:59:01,106 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6709-6710] [2022-10-17 16:59:01,242 WARN L230 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_317935b4-ffff-4258-840f-4a44a9463c2c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point.cil.out.i[192641,192654] [2022-10-17 16:59:02,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:02,178 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:02,368 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6708] [2022-10-17 16:59:02,369 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6709-6710] [2022-10-17 16:59:02,376 WARN L230 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_317935b4-ffff-4258-840f-4a44a9463c2c/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hisax--hfc_usb.ko-entry_point.cil.out.i[192641,192654] [2022-10-17 16:59:02,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:02,819 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:02,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02 WrapperNode [2022-10-17 16:59:02,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:02,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:02,822 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:02,823 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:02,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:02,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,174 INFO L138 Inliner]: procedures = 151, calls = 1509, calls flagged for inlining = 53, calls inlined = 38, statements flattened = 2223 [2022-10-17 16:59:03,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:03,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:03,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:03,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:03,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,428 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:03,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:03,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:03,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:03,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:02" (1/1) ... [2022-10-17 16:59:03,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:03,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:03,510 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:03,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_317935b4-ffff-4258-840f-4a44a9463c2c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:59:03,568 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 16:59:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 16:59:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure handle_led [2022-10-17 16:59:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_led [2022-10-17 16:59:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:59:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:59:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:59:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:59:03,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:59:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure start_int_fifo [2022-10-17 16:59:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure start_int_fifo [2022-10-17 16:59:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure symbolic [2022-10-17 16:59:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure symbolic [2022-10-17 16:59:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:59:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:59:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:59:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:59:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:59:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:59:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 16:59:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 16:59:03,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:59:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:59:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:59:03,572 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:59:03,572 INFO L130 BoogieDeclarations]: Found specification of procedure start_isoc_chain [2022-10-17 16:59:03,572 INFO L138 BoogieDeclarations]: Found implementation of procedure start_isoc_chain [2022-10-17 16:59:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:59:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:59:03,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:59:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:59:03,573 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:59:03,573 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:59:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:59:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 16:59:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 16:59:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2022-10-17 16:59:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2022-10-17 16:59:03,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:59:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-10-17 16:59:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-10-17 16:59:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure set_led_bit [2022-10-17 16:59:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led_bit [2022-10-17 16:59:03,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:59:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:59:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-10-17 16:59:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-10-17 16:59:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:59:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2022-10-17 16:59:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2022-10-17 16:59:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 16:59:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 16:59:03,577 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_start_transfer [2022-10-17 16:59:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_start_transfer [2022-10-17 16:59:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure queue_control_request [2022-10-17 16:59:03,578 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_control_request [2022-10-17 16:59:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:59:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:59:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-17 16:59:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-17 16:59:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure fill_isoc_urb [2022-10-17 16:59:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_isoc_urb [2022-10-17 16:59:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:59:03,580 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:59:03,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 16:59:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 16:59:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:59:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:59:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:59:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:03,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:04,118 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:04,121 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:04,575 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:59:17,937 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:18,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:18,502 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:59:18,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:18 BoogieIcfgContainer [2022-10-17 16:59:18,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:18,507 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:18,507 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:18,518 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:18,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:18" (1/1) ... [2022-10-17 16:59:18,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:18,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 378 states and 537 transitions. [2022-10-17 16:59:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 537 transitions. [2022-10-17 16:59:18,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:18,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:18,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:19,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:19,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:19,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 382 states and 556 transitions. [2022-10-17 16:59:19,548 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 556 transitions. [2022-10-17 16:59:19,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:19,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:19,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 385 states and 575 transitions. [2022-10-17 16:59:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 575 transitions. [2022-10-17 16:59:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:59:19,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:19,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:20,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 389 states and 595 transitions. [2022-10-17 16:59:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 595 transitions. [2022-10-17 16:59:20,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:59:20,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:59:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 392 states and 600 transitions. [2022-10-17 16:59:20,940 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 600 transitions. [2022-10-17 16:59:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:59:20,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:21,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 398 states and 624 transitions. [2022-10-17 16:59:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 624 transitions. [2022-10-17 16:59:21,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:59:21,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:21,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 401 states and 628 transitions. [2022-10-17 16:59:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 628 transitions. [2022-10-17 16:59:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:59:21,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 404 states and 633 transitions. [2022-10-17 16:59:22,063 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 633 transitions. [2022-10-17 16:59:22,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:59:22,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,282 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:22,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 403 states and 627 transitions. [2022-10-17 16:59:22,340 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 627 transitions. [2022-10-17 16:59:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:59:22,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 402 states and 621 transitions. [2022-10-17 16:59:22,623 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 621 transitions. [2022-10-17 16:59:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:59:22,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:23,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 405 states and 627 transitions. [2022-10-17 16:59:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 627 transitions. [2022-10-17 16:59:23,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:59:23,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:23,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:23,439 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:24,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 411 states and 652 transitions. [2022-10-17 16:59:24,074 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 652 transitions. [2022-10-17 16:59:24,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:59:24,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,250 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:59:24,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 413 states and 655 transitions. [2022-10-17 16:59:24,334 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 655 transitions. [2022-10-17 16:59:24,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:59:24,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:24,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 417 states and 661 transitions. [2022-10-17 16:59:24,625 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 661 transitions. [2022-10-17 16:59:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:59:24,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:24,789 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:24,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:24,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 417 states and 660 transitions. [2022-10-17 16:59:24,821 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 660 transitions. [2022-10-17 16:59:24,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:59:24,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:24,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:25,001 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:25,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:25,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 422 states and 683 transitions. [2022-10-17 16:59:25,756 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 683 transitions. [2022-10-17 16:59:25,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:59:25,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:25,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:26,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 424 states and 695 transitions. [2022-10-17 16:59:26,232 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 695 transitions. [2022-10-17 16:59:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:59:26,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:26,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:26,571 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 427 states and 700 transitions. [2022-10-17 16:59:26,634 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 700 transitions. [2022-10-17 16:59:26,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:59:26,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:26,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:26,829 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:26,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 428 states and 700 transitions. [2022-10-17 16:59:26,850 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 700 transitions. [2022-10-17 16:59:26,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:59:26,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:26,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:28,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 437 states and 735 transitions. [2022-10-17 16:59:28,552 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 735 transitions. [2022-10-17 16:59:28,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:59:28,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:59:28,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 438 states and 735 transitions. [2022-10-17 16:59:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 735 transitions. [2022-10-17 16:59:28,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:59:28,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:29,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 441 states and 750 transitions. [2022-10-17 16:59:29,533 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 750 transitions. [2022-10-17 16:59:29,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:59:29,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:30,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 443 states and 761 transitions. [2022-10-17 16:59:30,052 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 761 transitions. [2022-10-17 16:59:30,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:59:30,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:30,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,214 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:59:30,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 444 states and 761 transitions. [2022-10-17 16:59:30,341 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 761 transitions. [2022-10-17 16:59:30,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:59:30,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:30,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:30,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 448 states and 768 transitions. [2022-10-17 16:59:30,873 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 768 transitions. [2022-10-17 16:59:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:59:30,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:30,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:31,107 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:59:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 451 states and 774 transitions. [2022-10-17 16:59:31,172 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 774 transitions. [2022-10-17 16:59:31,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:59:31,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:31,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms