./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH --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 32bit --witnessprinter.graph.data.programhash e5878b7d2af5fd4b66050c0dbed52215fb6ea8477622dc26391a98be7bc7f1ca --- 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-e04fb08 [2022-11-16 07:41:24,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:41:24,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:41:24,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:41:24,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:41:24,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:41:24,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:41:24,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:41:24,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:41:24,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:41:24,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:41:24,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:41:24,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:41:25,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:41:25,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:41:25,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:41:25,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:41:25,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:41:25,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:41:25,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:41:25,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:41:25,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:41:25,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:41:25,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:41:25,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:41:25,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:41:25,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:41:25,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:41:25,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:41:25,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:41:25,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:41:25,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:41:25,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:41:25,042 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:41:25,043 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:41:25,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:41:25,044 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:41:25,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:41:25,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:41:25,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:41:25,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:41:25,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 07:41:25,092 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:41:25,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:41:25,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:41:25,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:41:25,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:41:25,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:41:25,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:41:25,096 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 07:41:25,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 07:41:25,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 07:41:25,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:41:25,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:41:25,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:41:25,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:41:25,098 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 07:41:25,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:41:25,099 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:41:25,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:41:25,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:41:25,099 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:41:25,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:41:25,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:41:25,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:41:25,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:41:25,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:41:25,101 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 07:41:25,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 07:41:25,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:41:25,102 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_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5878b7d2af5fd4b66050c0dbed52215fb6ea8477622dc26391a98be7bc7f1ca [2022-11-16 07:41:25,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:41:25,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:41:25,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:41:25,407 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:41:25,408 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:41:25,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-16 07:41:25,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/data/5f713bf13/098c14cd61a04bfa9436925ac8aa6607/FLAG6b0377205 [2022-11-16 07:41:25,962 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:41:25,963 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-16 07:41:25,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/data/5f713bf13/098c14cd61a04bfa9436925ac8aa6607/FLAG6b0377205 [2022-11-16 07:41:26,306 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/data/5f713bf13/098c14cd61a04bfa9436925ac8aa6607 [2022-11-16 07:41:26,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:41:26,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:41:26,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:41:26,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:41:26,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:41:26,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33293031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26, skipping insertion in model container [2022-11-16 07:41:26,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:41:26,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:41:26,586 WARN L229 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_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c[6117,6130] [2022-11-16 07:41:26,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:41:26,611 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:41:26,691 WARN L229 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_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/sv-benchmarks/c/seq-mthreaded/pals_lcr.3_overflow.ufo.UNBOUNDED.pals.c[6117,6130] [2022-11-16 07:41:26,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:41:26,706 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:41:26,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26 WrapperNode [2022-11-16 07:41:26,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:41:26,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:41:26,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:41:26,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:41:26,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,740 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,781 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 205 [2022-11-16 07:41:26,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:41:26,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:41:26,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:41:26,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:41:26,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:41:26,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:41:26,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:41:26,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:41:26,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:41:26" (1/1) ... [2022-11-16 07:41:26,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:41:26,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:41:26,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:41:26,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08ee34ec-1c55-4ebb-ac8d-c41770bf56d4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:41:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 07:41:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 07:41:26,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:41:26,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:41:26,992 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:41:26,995 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:41:27,318 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:41:27,761 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:41:27,762 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:41:27,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:41:27 BoogieIcfgContainer [2022-11-16 07:41:27,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:41:27,767 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:41:27,767 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:41:27,779 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:41:27,779 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:41:27" (1/1) ... [2022-11-16 07:41:27,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:41:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:27,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-11-16 07:41:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-11-16 07:41:27,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 07:41:27,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:27,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:29,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:29,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-11-16 07:41:29,133 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-11-16 07:41:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 07:41:29,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:29,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:29,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:29,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:29,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-11-16 07:41:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-11-16 07:41:29,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 07:41:29,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:29,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:30,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:31,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:31,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2022-11-16 07:41:31,106 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2022-11-16 07:41:31,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 07:41:31,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:31,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:31,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:31,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2022-11-16 07:41:31,562 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2022-11-16 07:41:31,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 07:41:31,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:31,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:37,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:37,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2022-11-16 07:41:37,244 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2022-11-16 07:41:37,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 07:41:37,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:37,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:37,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:40,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:40,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 41 states and 75 transitions. [2022-11-16 07:41:40,330 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 75 transitions. [2022-11-16 07:41:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 07:41:40,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:40,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 52 states and 95 transitions. [2022-11-16 07:41:48,681 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 95 transitions. [2022-11-16 07:41:48,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 07:41:48,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:48,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:49,085 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:49,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:49,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 97 transitions. [2022-11-16 07:41:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2022-11-16 07:41:49,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-16 07:41:49,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:49,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:41:57,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:41:57,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 65 states and 134 transitions. [2022-11-16 07:41:57,612 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 134 transitions. [2022-11-16 07:41:57,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 07:41:57,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:41:57,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:41:57,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:41:59,102 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:03,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:03,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 74 states and 157 transitions. [2022-11-16 07:42:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 157 transitions. [2022-11-16 07:42:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 07:42:03,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:03,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:04,291 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 76 states and 162 transitions. [2022-11-16 07:42:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 162 transitions. [2022-11-16 07:42:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 07:42:05,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:05,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:06,366 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:09,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 82 states and 172 transitions. [2022-11-16 07:42:09,303 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 172 transitions. [2022-11-16 07:42:09,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 07:42:09,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:09,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:09,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:09,823 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 83 states and 176 transitions. [2022-11-16 07:42:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 176 transitions. [2022-11-16 07:42:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 07:42:10,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:10,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:16,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:16,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 92 states and 195 transitions. [2022-11-16 07:42:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 195 transitions. [2022-11-16 07:42:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 07:42:16,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:16,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:17,697 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:25,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:25,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 104 states and 220 transitions. [2022-11-16 07:42:25,424 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 220 transitions. [2022-11-16 07:42:25,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-16 07:42:25,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:25,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:25,888 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:42:26,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:26,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 105 states and 222 transitions. [2022-11-16 07:42:26,629 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 222 transitions. [2022-11-16 07:42:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 07:42:26,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:26,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:26,790 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-16 07:42:27,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:42:27,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 105 states and 221 transitions. [2022-11-16 07:42:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 221 transitions. [2022-11-16 07:42:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 07:42:27,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:42:27,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:42:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:42:41,681 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:43:21,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:43:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 131 states and 292 transitions. [2022-11-16 07:43:21,611 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 292 transitions. [2022-11-16 07:43:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 07:43:21,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:43:21,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:43:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:43:39,154 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:44:36,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:44:36,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 157 states and 382 transitions. [2022-11-16 07:44:36,893 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 382 transitions. [2022-11-16 07:44:36,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-16 07:44:36,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:44:36,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:44:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:44:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:45:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:45:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 181 states and 460 transitions. [2022-11-16 07:45:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 460 transitions. [2022-11-16 07:45:50,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:45:50,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:45:50,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:45:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:46:06,244 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:46:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:46:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 197 states and 503 transitions. [2022-11-16 07:46:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 503 transitions. [2022-11-16 07:46:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:46:55,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:46:55,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:46:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:46:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:47:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:47:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 207 states and 537 transitions. [2022-11-16 07:47:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 537 transitions. [2022-11-16 07:47:17,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:47:17,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:47:17,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:47:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:47:54,528 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:48:50,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:48:50,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 224 states and 579 transitions. [2022-11-16 07:48:50,715 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 579 transitions. [2022-11-16 07:48:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:48:50,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:48:50,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:48:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:48:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:48:52,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:48:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 225 states and 583 transitions. [2022-11-16 07:48:52,832 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 583 transitions. [2022-11-16 07:48:52,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:48:52,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:48:52,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:48:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:48:54,079 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:49:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:49:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 232 states and 600 transitions. [2022-11-16 07:49:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 600 transitions. [2022-11-16 07:49:06,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:49:06,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:49:06,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:49:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:49:38,331 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:50:59,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:59,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 256 states and 656 transitions. [2022-11-16 07:50:59,654 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 656 transitions. [2022-11-16 07:50:59,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:50:59,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:59,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:50:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:51:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:51:02,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:51:02,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 257 states and 661 transitions. [2022-11-16 07:51:02,616 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 661 transitions. [2022-11-16 07:51:02,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 07:51:02,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:51:02,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:51:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:51:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:52:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:52:41,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 273 states and 703 transitions. [2022-11-16 07:52:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 703 transitions. [2022-11-16 07:52:41,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-16 07:52:41,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:52:41,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:52:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:52:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:53:20,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:53:20,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 281 states and 755 transitions. [2022-11-16 07:53:20,834 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 755 transitions. [2022-11-16 07:53:20,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-16 07:53:20,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:53:20,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:53:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:53:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:54:13,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:54:13,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 288 states and 801 transitions. [2022-11-16 07:54:13,469 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 801 transitions. [2022-11-16 07:54:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-16 07:54:13,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:54:13,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:54:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:54:19,523 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 07:55:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:55:06,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 296 states and 858 transitions. [2022-11-16 07:55:06,427 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 858 transitions. [2022-11-16 07:55:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-16 07:55:06,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:55:06,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:55:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:55:13,682 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.