./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.04.cil-1.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_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/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_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/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_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/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 d4710f8f3a918a0191222414f5c33a367ff98c09c2e8598fa3213223c4c35dba --- 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 16:41:44,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:44,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:44,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:44,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:44,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:44,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:44,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:44,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:44,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:44,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:44,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:44,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:44,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:44,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:44,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:44,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:44,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:44,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:44,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:44,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:44,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:44,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:44,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:44,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:45,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:45,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:45,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:45,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:45,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:45,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:45,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:45,015 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:45,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:45,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:45,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:45,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:45,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:45,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:45,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:45,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:45,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:45,063 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:45,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:45,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:45,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:45,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:45,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:45,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:45,066 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:45,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:45,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:45,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:45,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:45,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:45,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:45,068 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:45,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:45,069 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:45,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:45,069 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:45,069 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:45,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:45,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:45,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:45,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:45,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:45,071 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:45,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:45,072 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:45,081 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_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4710f8f3a918a0191222414f5c33a367ff98c09c2e8598fa3213223c4c35dba [2022-10-17 16:41:45,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:45,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:45,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:45,427 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:45,427 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:45,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2022-10-17 16:41:45,509 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/data/962cc9ca8/668f20195c1f4393a062c00b88d055b2/FLAG8e1321d30 [2022-10-17 16:41:46,057 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:46,058 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/sv-benchmarks/c/systemc/token_ring.04.cil-1.c [2022-10-17 16:41:46,070 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/data/962cc9ca8/668f20195c1f4393a062c00b88d055b2/FLAG8e1321d30 [2022-10-17 16:41:46,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/data/962cc9ca8/668f20195c1f4393a062c00b88d055b2 [2022-10-17 16:41:46,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:46,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:46,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:46,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:46,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:46,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32eadebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46, skipping insertion in model container [2022-10-17 16:41:46,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:46,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:46,666 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_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/sv-benchmarks/c/systemc/token_ring.04.cil-1.c[671,684] [2022-10-17 16:41:46,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:46,764 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:46,777 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_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/sv-benchmarks/c/systemc/token_ring.04.cil-1.c[671,684] [2022-10-17 16:41:46,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:46,837 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:46,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46 WrapperNode [2022-10-17 16:41:46,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:46,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:46,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:46,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:46,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,936 INFO L138 Inliner]: procedures = 36, calls = 43, calls flagged for inlining = 20, calls inlined = 20, statements flattened = 389 [2022-10-17 16:41:46,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:46,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:46,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:46,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:46,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,966 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,966 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:46,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:47,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:47,002 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:47,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:47,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:47,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:47,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:47,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:47,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:46" (1/1) ... [2022-10-17 16:41:47,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:47,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:47,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:47,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cdb8eeb9-0fa9-4c39-860a-b409129f6a97/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:41:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:41:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:41:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:41:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:41:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:41:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:41:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:41:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:41:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:41:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:41:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:41:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:47,205 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:47,207 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:47,884 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:48,190 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:48,191 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-10-17 16:41:48,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:48 BoogieIcfgContainer [2022-10-17 16:41:48,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:48,196 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:48,196 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:48,207 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:48,208 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:48" (1/1) ... [2022-10-17 16:41:48,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 100 states and 148 transitions. [2022-10-17 16:41:48,316 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 148 transitions. [2022-10-17 16:41:48,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:48,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:48,749 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 16:41:48,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:48,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 114 states and 174 transitions. [2022-10-17 16:41:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 174 transitions. [2022-10-17 16:41:48,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:48,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:48,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,187 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 16:41:49,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 115 states and 174 transitions. [2022-10-17 16:41:49,211 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2022-10-17 16:41:49,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:49,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,324 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 16:41:49,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 116 states and 174 transitions. [2022-10-17 16:41:49,363 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 174 transitions. [2022-10-17 16:41:49,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:49,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,462 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 16:41:49,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 117 states and 174 transitions. [2022-10-17 16:41:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 174 transitions. [2022-10-17 16:41:49,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:49,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,549 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 16:41:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 118 states and 174 transitions. [2022-10-17 16:41:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2022-10-17 16:41:49,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:49,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:49,688 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 16:41:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:49,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 127 states and 191 transitions. [2022-10-17 16:41:49,879 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 191 transitions. [2022-10-17 16:41:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:49,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:49,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,058 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 16:41:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 128 states and 191 transitions. [2022-10-17 16:41:50,077 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 191 transitions. [2022-10-17 16:41:50,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:50,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,224 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 16:41:50,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 129 states and 191 transitions. [2022-10-17 16:41:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 191 transitions. [2022-10-17 16:41:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:50,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,326 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 16:41:50,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 134 states and 202 transitions. [2022-10-17 16:41:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 202 transitions. [2022-10-17 16:41:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:50,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,664 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 16:41:50,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 135 states and 202 transitions. [2022-10-17 16:41:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2022-10-17 16:41:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:41:50,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:50,738 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 16:41:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 143 states and 217 transitions. [2022-10-17 16:41:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 217 transitions. [2022-10-17 16:41:50,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:41:50,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:50,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:51,077 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 16:41:52,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:52,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 162 states and 256 transitions. [2022-10-17 16:41:52,180 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2022-10-17 16:41:52,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:41:52,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:52,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:52,339 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 16:41:52,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:52,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 164 states and 261 transitions. [2022-10-17 16:41:52,950 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 261 transitions. [2022-10-17 16:41:52,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:41:52,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:52,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:53,096 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 16:41:54,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 175 states and 284 transitions. [2022-10-17 16:41:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 284 transitions. [2022-10-17 16:41:54,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:54,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:54,585 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 16:41:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 176 states and 285 transitions. [2022-10-17 16:41:54,716 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 285 transitions. [2022-10-17 16:41:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:54,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:54,792 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 16:41:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:54,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 177 states and 286 transitions. [2022-10-17 16:41:54,900 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 286 transitions. [2022-10-17 16:41:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:54,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:54,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 198 states and 332 transitions. [2022-10-17 16:41:58,041 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 332 transitions. [2022-10-17 16:41:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:58,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:58,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 200 states and 337 transitions. [2022-10-17 16:41:58,443 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 337 transitions. [2022-10-17 16:41:58,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:58,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:58,519 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 16:41:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:58,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 201 states and 338 transitions. [2022-10-17 16:41:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 338 transitions. [2022-10-17 16:41:58,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:41:58,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:58,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:00,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 212 states and 362 transitions. [2022-10-17 16:42:00,027 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 362 transitions. [2022-10-17 16:42:00,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:42:00,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,101 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 16:42:00,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 200 states and 339 transitions. [2022-10-17 16:42:00,132 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 339 transitions. [2022-10-17 16:42:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:00,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:00,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 201 states and 340 transitions. [2022-10-17 16:42:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 340 transitions. [2022-10-17 16:42:00,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:00,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,449 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:00,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 202 states and 341 transitions. [2022-10-17 16:42:00,590 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 341 transitions. [2022-10-17 16:42:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:00,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:01,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:04,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 225 states and 394 transitions. [2022-10-17 16:42:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2022-10-17 16:42:04,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:04,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:04,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:05,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 227 states and 399 transitions. [2022-10-17 16:42:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 399 transitions. [2022-10-17 16:42:05,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:05,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:05,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:05,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 228 states and 400 transitions. [2022-10-17 16:42:05,653 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 400 transitions. [2022-10-17 16:42:05,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:05,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:05,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:07,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 238 states and 423 transitions. [2022-10-17 16:42:07,369 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 423 transitions. [2022-10-17 16:42:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:07,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 226 states and 398 transitions. [2022-10-17 16:42:07,457 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 398 transitions. [2022-10-17 16:42:07,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:07,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:07,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 227 states and 399 transitions. [2022-10-17 16:42:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 399 transitions. [2022-10-17 16:42:07,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:07,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:07,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 228 states and 400 transitions. [2022-10-17 16:42:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 400 transitions. [2022-10-17 16:42:07,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:07,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:14,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 253 states and 459 transitions. [2022-10-17 16:42:14,876 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 459 transitions. [2022-10-17 16:42:14,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:14,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 255 states and 464 transitions. [2022-10-17 16:42:15,523 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 464 transitions. [2022-10-17 16:42:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:15,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,597 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 256 states and 465 transitions. [2022-10-17 16:42:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 465 transitions. [2022-10-17 16:42:15,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:15,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:15,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.