./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/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_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/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 32bit --witnessprinter.graph.data.programhash 22315e954f625a92454f179210263631b555d33fa4f07d11e85c64617a347172 --- 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 16:33:40,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:40,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:40,966 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:40,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:40,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:40,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:40,972 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:40,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:40,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:40,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:40,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:40,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:40,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:40,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:40,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:40,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:40,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:40,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:40,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:40,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:40,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:40,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:40,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:41,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:41,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:41,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:41,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:41,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:41,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:41,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:41,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:41,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:41,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:41,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:41,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:41,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:41,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:41,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:41,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:41,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:41,023 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:41,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:41,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:41,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:41,059 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:41,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:41,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:41,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:41,060 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:41,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:41,060 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:41,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:41,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:41,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:41,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:41,062 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:41,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:41,063 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:41,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:41,063 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:41,063 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:41,063 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:41,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:41,064 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:41,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:41,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:41,064 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:41,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:41,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:41,067 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_37a99b58-73b8-4393-91b4-1cf3d1a650cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22315e954f625a92454f179210263631b555d33fa4f07d11e85c64617a347172 [2022-10-17 16:33:41,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:41,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:41,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:41,371 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:41,373 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:41,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c [2022-10-17 16:33:41,448 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/data/6fb501266/6c23fd94fd394effa4dfd1c3669da326/FLAG61f13b27a [2022-10-17 16:33:42,381 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:42,382 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c [2022-10-17 16:33:42,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/data/6fb501266/6c23fd94fd394effa4dfd1c3669da326/FLAG61f13b27a [2022-10-17 16:33:42,791 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/data/6fb501266/6c23fd94fd394effa4dfd1c3669da326 [2022-10-17 16:33:42,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:42,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:42,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:42,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:42,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:42,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:42" (1/1) ... [2022-10-17 16:33:42,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec43507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:42, skipping insertion in model container [2022-10-17 16:33:42,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:42" (1/1) ... [2022-10-17 16:33:42,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:43,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:45,432 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_37a99b58-73b8-4393-91b4-1cf3d1a650cf/sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c[380593,380606] [2022-10-17 16:33:45,468 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_37a99b58-73b8-4393-91b4-1cf3d1a650cf/sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c[383339,383352] [2022-10-17 16:33:45,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:45,731 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:46,969 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_37a99b58-73b8-4393-91b4-1cf3d1a650cf/sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c[380593,380606] [2022-10-17 16:33:46,975 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_37a99b58-73b8-4393-91b4-1cf3d1a650cf/sv-benchmarks/c/combinations/Problem05_label49+token_ring.05.cil-2.c[383339,383352] [2022-10-17 16:33:47,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:47,083 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:47,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47 WrapperNode [2022-10-17 16:33:47,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:47,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:47,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:47,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:47,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,699 INFO L138 Inliner]: procedures = 54, calls = 57, calls flagged for inlining = 31, calls inlined = 31, statements flattened = 12798 [2022-10-17 16:33:47,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:47,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:47,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:47,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:47,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:47,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:48,002 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:48,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:48,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:48,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:48,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:48,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:48,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:47" (1/1) ... [2022-10-17 16:33:48,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:48,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:48,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:48,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37a99b58-73b8-4393-91b4-1cf3d1a650cf/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:33:48,290 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:33:48,290 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:33:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:33:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:33:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:33:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:33:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:33:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:33:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:33:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:33:48,291 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:33:48,291 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:33:48,292 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:33:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:48,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:48,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:48,399 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:48,402 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:56,919 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:59,499 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:59,499 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:33:59,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:59 BoogieIcfgContainer [2022-10-17 16:33:59,506 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:59,507 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:59,507 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:59,517 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:59,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:59" (1/1) ... [2022-10-17 16:33:59,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:59,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:59,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 1760 states and 3449 transitions. [2022-10-17 16:33:59,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3449 transitions. [2022-10-17 16:33:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:33:59,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:59,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:00,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:00,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1776 states and 3479 transitions. [2022-10-17 16:34:00,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3479 transitions. [2022-10-17 16:34:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:00,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:00,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:00,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:00,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:00,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1777 states and 3479 transitions. [2022-10-17 16:34:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3479 transitions. [2022-10-17 16:34:00,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:00,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:00,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:00,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1778 states and 3479 transitions. [2022-10-17 16:34:00,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3479 transitions. [2022-10-17 16:34:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:00,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:00,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:01,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1779 states and 3479 transitions. [2022-10-17 16:34:01,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3479 transitions. [2022-10-17 16:34:01,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:01,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:01,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:01,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:01,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1780 states and 3479 transitions. [2022-10-17 16:34:01,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3479 transitions. [2022-10-17 16:34:01,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:01,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:01,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:01,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1781 states and 3479 transitions. [2022-10-17 16:34:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3479 transitions. [2022-10-17 16:34:01,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:01,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:01,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1793 states and 3502 transitions. [2022-10-17 16:34:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3502 transitions. [2022-10-17 16:34:01,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:01,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:01,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:01,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:01,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1794 states and 3502 transitions. [2022-10-17 16:34:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3502 transitions. [2022-10-17 16:34:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:01,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:01,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:02,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:02,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1795 states and 3502 transitions. [2022-10-17 16:34:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3502 transitions. [2022-10-17 16:34:02,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:02,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:02,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:02,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1796 states and 3502 transitions. [2022-10-17 16:34:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3502 transitions. [2022-10-17 16:34:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:02,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:02,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1804 states and 3519 transitions. [2022-10-17 16:34:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3519 transitions. [2022-10-17 16:34:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:02,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:02,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:02,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:02,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:02,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1805 states and 3519 transitions. [2022-10-17 16:34:02,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3519 transitions. [2022-10-17 16:34:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:02,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:02,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1806 states and 3519 transitions. [2022-10-17 16:34:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3519 transitions. [2022-10-17 16:34:02,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:02,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:02,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:03,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1808 states and 3524 transitions. [2022-10-17 16:34:03,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3524 transitions. [2022-10-17 16:34:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:03,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:03,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:03,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 1816 states and 3539 transitions. [2022-10-17 16:34:03,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3539 transitions. [2022-10-17 16:34:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:34:03,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:03,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:34:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1838 states and 3584 transitions. [2022-10-17 16:34:04,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3584 transitions. [2022-10-17 16:34:04,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:34:04,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:04,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:04,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:04,748 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:34:05,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:05,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 1843 states and 3595 transitions. [2022-10-17 16:34:05,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3595 transitions. [2022-10-17 16:34:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:34:05,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:05,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:34:07,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1857 states and 3624 transitions. [2022-10-17 16:34:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3624 transitions. [2022-10-17 16:34:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:34:07,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:07,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:07,874 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:34:07,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:07,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 1858 states and 3625 transitions. [2022-10-17 16:34:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3625 transitions. [2022-10-17 16:34:07,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:34:07,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:07,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:34:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:08,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 1859 states and 3626 transitions. [2022-10-17 16:34:08,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3626 transitions. [2022-10-17 16:34:08,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:34:08,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:08,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:08,271 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:34:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:08,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1860 states and 3627 transitions. [2022-10-17 16:34:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3627 transitions. [2022-10-17 16:34:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:34:08,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:08,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:08,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.