./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-08_1a-drivers--input--gameport--gameport.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_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/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_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/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_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/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 25e54376eacb2d0548e63287dfbc7c840529d47c5fe4674c2562ee16254781b6 --- 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 16:40:36,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:36,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:36,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:36,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:36,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:36,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:36,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:36,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:36,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:36,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:36,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:36,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:36,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:36,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:36,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:36,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:36,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:36,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:36,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:36,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:36,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:36,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:36,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:36,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:36,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:36,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:36,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:36,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:36,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:36,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:36,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:36,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:36,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:36,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:36,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:36,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:36,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:36,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:36,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:36,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:36,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:40:36,802 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:36,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:36,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:36,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:36,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:36,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:36,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:36,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:36,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:36,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:36,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:36,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:36,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:36,809 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:36,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:36,810 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:36,810 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:36,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:36,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:36,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:36,811 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:36,811 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:36,812 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:36,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:36,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:36,812 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_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25e54376eacb2d0548e63287dfbc7c840529d47c5fe4674c2562ee16254781b6 [2022-10-17 16:40:37,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:37,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:37,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:37,174 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:37,175 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:37,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i [2022-10-17 16:40:37,246 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/data/d25883002/be00fee377c84daab77a31cd58f60984/FLAG1ddb8f9f9 [2022-10-17 16:40:38,101 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:38,108 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i [2022-10-17 16:40:38,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/data/d25883002/be00fee377c84daab77a31cd58f60984/FLAG1ddb8f9f9 [2022-10-17 16:40:38,567 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/data/d25883002/be00fee377c84daab77a31cd58f60984 [2022-10-17 16:40:38,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:38,571 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:38,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:38,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:38,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:38,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:38" (1/1) ... [2022-10-17 16:40:38,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@368ce9a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:38, skipping insertion in model container [2022-10-17 16:40:38,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:38" (1/1) ... [2022-10-17 16:40:38,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:38,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:40,074 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_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i[133750,133763] [2022-10-17 16:40:40,111 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-17 16:40:40,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:40,178 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:40,437 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_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--input--gameport--gameport.ko-entry_point.cil.out.i[133750,133763] [2022-10-17 16:40:40,452 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-17 16:40:40,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:40,532 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:40,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40 WrapperNode [2022-10-17 16:40:40,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:40,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:40,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:40,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:40,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,744 INFO L138 Inliner]: procedures = 189, calls = 838, calls flagged for inlining = 80, calls inlined = 60, statements flattened = 1698 [2022-10-17 16:40:40,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:40,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:40,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:40,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:40,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,872 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:40,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:40,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:40,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:40,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:40" (1/1) ... [2022-10-17 16:40:40,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:40,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:40,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:40,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a9dcbc-aff5-4e84-b8d5-3d8be58e9fd1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drv [2022-10-17 16:40:41,012 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drv [2022-10-17 16:40:41,012 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_destroy_port [2022-10-17 16:40:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_destroy_port [2022-10-17 16:40:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-10-17 16:40:41,013 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2022-10-17 16:40:41,013 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2022-10-17 16:40:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_add_port [2022-10-17 16:40:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_add_port [2022-10-17 16:40:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:40:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:40:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_bus_match [2022-10-17 16:40:41,014 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_bus_match [2022-10-17 16:40:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:40:41,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:40:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:40:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:40:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:40:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-10-17 16:40:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-10-17 16:40:41,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-10-17 16:40:41,015 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2022-10-17 16:40:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2022-10-17 16:40:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_driver_probe [2022-10-17 16:40:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_driver_probe [2022-10-17 16:40:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:40:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:40:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_ns [2022-10-17 16:40:41,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_ns [2022-10-17 16:40:41,016 INFO L130 BoogieDeclarations]: Found specification of procedure old_gameport_measure_speed [2022-10-17 16:40:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure old_gameport_measure_speed [2022-10-17 16:40:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-10-17 16:40:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-10-17 16:40:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-17 16:40:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-17 16:40:41,017 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-10-17 16:40:41,017 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-10-17 16:40:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2022-10-17 16:40:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2022-10-17 16:40:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:40:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-10-17 16:40:41,018 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-10-17 16:40:41,018 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_driver_remove [2022-10-17 16:40:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_driver_remove [2022-10-17 16:40:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure device_release_driver [2022-10-17 16:40:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure device_release_driver [2022-10-17 16:40:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 16:40:41,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 16:40:41,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:40:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:40:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-10-17 16:40:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-10-17 16:40:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure description_show [2022-10-17 16:40:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure description_show [2022-10-17 16:40:41,020 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_find_driver [2022-10-17 16:40:41,020 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_find_driver [2022-10-17 16:40:41,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:40:41,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:40:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_disconnect_port [2022-10-17 16:40:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_disconnect_port [2022-10-17 16:40:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 16:40:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 16:40:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:40:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:40:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:40:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2022-10-17 16:40:41,024 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2022-10-17 16:40:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-10-17 16:40:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-10-17 16:40:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:40:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:40:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_remove_pending_events [2022-10-17 16:40:41,025 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_remove_pending_events [2022-10-17 16:40:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_event [2022-10-17 16:40:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_event [2022-10-17 16:40:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:40:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:40:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 16:40:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 16:40:41,026 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 16:40:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-10-17 16:40:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-10-17 16:40:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:40:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:40:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-10-17 16:40:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-10-17 16:40:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:40:41,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 16:40:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:40:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 16:40:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 16:40:41,028 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 16:40:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-10-17 16:40:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-10-17 16:40:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:40:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:40:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-10-17 16:40:41,029 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-10-17 16:40:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:40:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:40:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_measure_speed [2022-10-17 16:40:41,030 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_measure_speed [2022-10-17 16:40:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2022-10-17 16:40:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2022-10-17 16:40:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2022-10-17 16:40:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2022-10-17 16:40:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-10-17 16:40:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-10-17 16:40:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 16:40:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 16:40:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:40:41,032 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:40:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:40:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 16:40:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 16:40:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 16:40:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:40:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:40:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:40:41,034 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2022-10-17 16:40:41,035 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2022-10-17 16:40:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:41,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_handle_events [2022-10-17 16:40:41,038 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_handle_events [2022-10-17 16:40:41,584 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:41,587 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:41,962 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:40:43,358 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:43,877 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:43,885 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:40:43,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:43 BoogieIcfgContainer [2022-10-17 16:40:43,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:43,894 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:43,894 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:43,906 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:43,906 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:43" (1/1) ... [2022-10-17 16:40:43,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:44,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:44,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 536 states and 745 transitions. [2022-10-17 16:40:44,030 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 745 transitions. [2022-10-17 16:40:44,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-10-17 16:40:44,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:44,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:40:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 546 states and 791 transitions. [2022-10-17 16:40:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 791 transitions. [2022-10-17 16:40:45,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 16:40:45,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:45,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:40:46,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 562 states and 852 transitions. [2022-10-17 16:40:46,123 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 852 transitions. [2022-10-17 16:40:46,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 16:40:46,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:46,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:46,550 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:40:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 563 states and 853 transitions. [2022-10-17 16:40:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 853 transitions. [2022-10-17 16:40:46,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-10-17 16:40:46,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:46,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:46,981 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2022-10-17 16:40:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:47,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 564 states and 854 transitions. [2022-10-17 16:40:47,039 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 854 transitions. [2022-10-17 16:40:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-10-17 16:40:47,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:47,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:47,332 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:40:47,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 567 states and 888 transitions. [2022-10-17 16:40:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 888 transitions. [2022-10-17 16:40:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-10-17 16:40:47,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:47,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2022-10-17 16:40:47,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:47,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 568 states and 889 transitions. [2022-10-17 16:40:47,930 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 889 transitions. [2022-10-17 16:40:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:40:47,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:47,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:40:49,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 575 states and 933 transitions. [2022-10-17 16:40:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 933 transitions. [2022-10-17 16:40:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:40:49,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:49,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:40:49,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 579 states and 968 transitions. [2022-10-17 16:40:49,890 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 968 transitions. [2022-10-17 16:40:49,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:40:49,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:49,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:40:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:50,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 580 states and 968 transitions. [2022-10-17 16:40:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 968 transitions. [2022-10-17 16:40:50,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:40:50,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:50,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:50,522 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2022-10-17 16:40:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 581 states and 968 transitions. [2022-10-17 16:40:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 968 transitions. [2022-10-17 16:40:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:40:50,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:50,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:50,943 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:40:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 586 states and 1005 transitions. [2022-10-17 16:40:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1005 transitions. [2022-10-17 16:40:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-10-17 16:40:51,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:51,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:40:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:52,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 593 states and 1049 transitions. [2022-10-17 16:40:52,823 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1049 transitions. [2022-10-17 16:40:52,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:40:52,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:52,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:53,060 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:40:53,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 595 states and 1054 transitions. [2022-10-17 16:40:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1054 transitions. [2022-10-17 16:40:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:40:53,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:53,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2022-10-17 16:40:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 596 states and 1054 transitions. [2022-10-17 16:40:53,790 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1054 transitions. [2022-10-17 16:40:53,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:40:53,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:53,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-10-17 16:40:54,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 599 states and 1058 transitions. [2022-10-17 16:40:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1058 transitions. [2022-10-17 16:40:54,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 16:40:54,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:54,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:54,676 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-10-17 16:40:54,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:54,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 600 states and 1059 transitions. [2022-10-17 16:40:54,720 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1059 transitions. [2022-10-17 16:40:54,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:40:54,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:54,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:40:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:55,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 604 states and 1092 transitions. [2022-10-17 16:40:55,464 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1092 transitions. [2022-10-17 16:40:55,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:40:55,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:55,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:55,833 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:40:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:55,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 605 states and 1092 transitions. [2022-10-17 16:40:55,919 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1092 transitions. [2022-10-17 16:40:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:40:55,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:55,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:56,252 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2022-10-17 16:40:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:56,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 606 states and 1092 transitions. [2022-10-17 16:40:56,303 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1092 transitions. [2022-10-17 16:40:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 16:40:56,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:56,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:40:56,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:56,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 608 states and 1097 transitions. [2022-10-17 16:40:56,904 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1097 transitions. [2022-10-17 16:40:56,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:40:56,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:56,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:57,120 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2022-10-17 16:40:57,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 610 states and 1101 transitions. [2022-10-17 16:40:57,428 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1101 transitions. [2022-10-17 16:40:57,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:40:57,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:57,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:57,764 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2022-10-17 16:40:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:57,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 611 states and 1101 transitions. [2022-10-17 16:40:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1101 transitions. [2022-10-17 16:40:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:40:57,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:57,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:58,203 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-10-17 16:40:58,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:58,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 615 states and 1115 transitions. [2022-10-17 16:40:58,393 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1115 transitions. [2022-10-17 16:40:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:40:58,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:58,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:58,780 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-10-17 16:40:58,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:58,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 617 states and 1118 transitions. [2022-10-17 16:40:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1118 transitions. [2022-10-17 16:40:58,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:40:58,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:58,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:59,106 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2022-10-17 16:40:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 618 states and 1118 transitions. [2022-10-17 16:40:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1118 transitions. [2022-10-17 16:40:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:40:59,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:59,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:59,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:59,639 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:41:00,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:00,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 626 states and 1161 transitions. [2022-10-17 16:41:00,856 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1161 transitions. [2022-10-17 16:41:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:41:00,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:00,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:41:01,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 627 states and 1161 transitions. [2022-10-17 16:41:01,137 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1161 transitions. [2022-10-17 16:41:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:41:01,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,386 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-10-17 16:41:01,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 628 states and 1161 transitions. [2022-10-17 16:41:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1161 transitions. [2022-10-17 16:41:01,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:41:01,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,633 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2022-10-17 16:41:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 629 states and 1161 transitions. [2022-10-17 16:41:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1161 transitions. [2022-10-17 16:41:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:41:01,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:01,920 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2022-10-17 16:41:01,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 630 states and 1161 transitions. [2022-10-17 16:41:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1161 transitions. [2022-10-17 16:41:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:41:01,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:01,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:02,198 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-10-17 16:41:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 633 states and 1165 transitions. [2022-10-17 16:41:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1165 transitions. [2022-10-17 16:41:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:41:02,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:02,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2022-10-17 16:41:02,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 635 states and 1168 transitions. [2022-10-17 16:41:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1168 transitions. [2022-10-17 16:41:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:41:02,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2022-10-17 16:41:03,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:03,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 634 states and 1157 transitions. [2022-10-17 16:41:03,203 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1157 transitions. [2022-10-17 16:41:03,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:41:03,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:03,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,417 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-10-17 16:41:03,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:03,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 635 states and 1157 transitions. [2022-10-17 16:41:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1157 transitions. [2022-10-17 16:41:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:41:03,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:03,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked.