./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.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_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/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_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/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_55bfb2ab-b924-41f8-8f2e-1f279770443f/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 0515a0092ae60bee69c0826328a56fce70547e074096ceb561e2dff3da2ff25f --- 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 16:57:11,893 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:11,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:11,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:11,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:11,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:11,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:11,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:11,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:11,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:11,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:11,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:11,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:11,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:11,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:11,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:11,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:11,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:11,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:12,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:12,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:12,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:12,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:12,009 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:12,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:12,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:12,020 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:12,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:12,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:12,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:12,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:12,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:12,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:12,029 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:12,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:12,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:12,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:12,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:12,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:12,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:12,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:12,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:12,089 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:12,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:12,090 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:12,091 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:12,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:12,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:12,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:12,092 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:12,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:12,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:12,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:12,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:12,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:12,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:12,095 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:12,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:12,095 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:12,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:12,095 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:12,096 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:12,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:12,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:12,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:12,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:12,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:12,097 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:12,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:12,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:12,098 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_55bfb2ab-b924-41f8-8f2e-1f279770443f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0515a0092ae60bee69c0826328a56fce70547e074096ceb561e2dff3da2ff25f [2022-10-17 16:57:12,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:12,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:12,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:12,391 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:12,392 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:12,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.cil-2.c [2022-10-17 16:57:12,473 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/data/7604eef8e/663c9156e913449dacbe655c4bfac323/FLAG38e75e488 [2022-10-17 16:57:13,081 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:13,097 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.cil-2.c [2022-10-17 16:57:13,131 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/data/7604eef8e/663c9156e913449dacbe655c4bfac323/FLAG38e75e488 [2022-10-17 16:57:13,353 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/data/7604eef8e/663c9156e913449dacbe655c4bfac323 [2022-10-17 16:57:13,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:13,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:13,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:13,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:13,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:13,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d015fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13, skipping insertion in model container [2022-10-17 16:57:13,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:13,449 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:13,655 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_55bfb2ab-b924-41f8-8f2e-1f279770443f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.cil-2.c[911,924] [2022-10-17 16:57:13,749 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_55bfb2ab-b924-41f8-8f2e-1f279770443f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.cil-2.c[8416,8429] [2022-10-17 16:57:13,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:13,857 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:13,870 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_55bfb2ab-b924-41f8-8f2e-1f279770443f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.cil-2.c[911,924] [2022-10-17 16:57:13,910 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_55bfb2ab-b924-41f8-8f2e-1f279770443f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.06.cil-2.c[8416,8429] [2022-10-17 16:57:13,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:13,971 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:13,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13 WrapperNode [2022-10-17 16:57:13,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:13,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:13,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:13,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:13,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:13,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,056 INFO L138 Inliner]: procedures = 67, calls = 79, calls flagged for inlining = 36, calls inlined = 36, statements flattened = 730 [2022-10-17 16:57:14,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:14,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:14,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:14,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:14,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,106 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:14,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:14,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:14,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:14,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:13" (1/1) ... [2022-10-17 16:57:14,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:14,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:14,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:14,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55bfb2ab-b924-41f8-8f2e-1f279770443f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:14,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:14,210 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:57:14,210 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:57:14,210 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:57:14,211 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:57:14,211 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:57:14,211 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:57:14,211 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:57:14,211 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:57:14,212 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:57:14,212 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:57:14,212 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:57:14,212 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:57:14,212 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:57:14,212 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:57:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:57:14,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:57:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:57:14,213 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:57:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:57:14,214 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:57:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:57:14,214 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:57:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:57:14,215 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:57:14,215 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:57:14,215 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:57:14,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:14,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:14,215 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:57:14,216 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:57:14,328 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:14,331 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:15,276 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:57:15,276 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2022-10-17 16:57:15,350 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:15,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:15,811 INFO L300 CfgBuilder]: Removed 13 assume(true) statements. [2022-10-17 16:57:15,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:15 BoogieIcfgContainer [2022-10-17 16:57:15,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:15,816 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:15,817 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:15,827 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:15,828 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:15,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:15,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 201 states and 297 transitions. [2022-10-17 16:57:15,944 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 297 transitions. [2022-10-17 16:57:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:57:15,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:15,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:16,306 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 16:57:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:16,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 206 states and 302 transitions. [2022-10-17 16:57:16,467 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 302 transitions. [2022-10-17 16:57:16,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:57:16,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:16,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:16,661 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 16:57:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:16,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 212 states and 313 transitions. [2022-10-17 16:57:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 313 transitions. [2022-10-17 16:57:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:57:16,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:16,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:17,222 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 16:57:18,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:18,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 225 states and 338 transitions. [2022-10-17 16:57:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 338 transitions. [2022-10-17 16:57:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:57:18,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:18,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:18,402 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 16:57:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:19,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 224 states and 333 transitions. [2022-10-17 16:57:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 333 transitions. [2022-10-17 16:57:19,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:57:19,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:19,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:19,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:19,362 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 16:57:19,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:19,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 234 states and 352 transitions. [2022-10-17 16:57:19,616 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 352 transitions. [2022-10-17 16:57:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:57:19,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:19,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:19,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:19,683 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 16:57:19,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:19,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 237 states and 358 transitions. [2022-10-17 16:57:19,710 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 358 transitions. [2022-10-17 16:57:19,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:57:19,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:19,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:19,785 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 16:57:20,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 245 states and 371 transitions. [2022-10-17 16:57:20,070 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 371 transitions. [2022-10-17 16:57:20,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:20,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,351 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 16:57:20,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 266 states and 411 transitions. [2022-10-17 16:57:20,494 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 411 transitions. [2022-10-17 16:57:20,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:20,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,621 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 16:57:20,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 267 states and 411 transitions. [2022-10-17 16:57:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 411 transitions. [2022-10-17 16:57:20,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:20,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,796 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 16:57:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 268 states and 411 transitions. [2022-10-17 16:57:20,810 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 411 transitions. [2022-10-17 16:57:20,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:20,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,891 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 16:57:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 269 states and 411 transitions. [2022-10-17 16:57:20,904 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 411 transitions. [2022-10-17 16:57:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:20,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,982 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 16:57:20,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 270 states and 411 transitions. [2022-10-17 16:57:20,995 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 411 transitions. [2022-10-17 16:57:20,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:20,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:21,074 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 16:57:21,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:21,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 271 states and 411 transitions. [2022-10-17 16:57:21,088 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 411 transitions. [2022-10-17 16:57:21,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:21,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:21,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:21,285 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 16:57:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:21,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 289 states and 450 transitions. [2022-10-17 16:57:21,688 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 450 transitions. [2022-10-17 16:57:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:21,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:21,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:21,776 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 16:57:21,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:21,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 290 states and 450 transitions. [2022-10-17 16:57:21,792 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 450 transitions. [2022-10-17 16:57:21,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:21,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:21,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:21,870 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 16:57:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:21,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 291 states and 450 transitions. [2022-10-17 16:57:21,886 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 450 transitions. [2022-10-17 16:57:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:21,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:21,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:21,998 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 16:57:22,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:22,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 292 states and 450 transitions. [2022-10-17 16:57:22,014 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 450 transitions. [2022-10-17 16:57:22,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:22,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:22,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:22,184 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 16:57:22,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:22,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 304 states and 477 transitions. [2022-10-17 16:57:22,621 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 477 transitions. [2022-10-17 16:57:22,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:22,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:22,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:22,695 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 16:57:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:22,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 305 states and 477 transitions. [2022-10-17 16:57:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 477 transitions. [2022-10-17 16:57:22,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:22,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:22,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:22,829 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 16:57:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:22,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 306 states and 477 transitions. [2022-10-17 16:57:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 477 transitions. [2022-10-17 16:57:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:22,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:22,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:23,041 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 16:57:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 315 states and 498 transitions. [2022-10-17 16:57:23,518 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 498 transitions. [2022-10-17 16:57:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:57:23,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:23,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:23,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:23,657 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 16:57:24,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:24,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 323 states and 513 transitions. [2022-10-17 16:57:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 513 transitions. [2022-10-17 16:57:24,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:57:24,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:24,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,578 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 16:57:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:28,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 337 states and 548 transitions. [2022-10-17 16:57:28,040 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 548 transitions. [2022-10-17 16:57:28,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:57:28,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:28,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:28,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,180 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 16:57:30,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 342 states and 554 transitions. [2022-10-17 16:57:30,102 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 554 transitions. [2022-10-17 16:57:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:57:30,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:30,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:30,148 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 16:57:31,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 341 states and 550 transitions. [2022-10-17 16:57:31,115 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 550 transitions. [2022-10-17 16:57:31,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:57:31,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:57:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 343 states and 554 transitions. [2022-10-17 16:57:31,917 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 554 transitions. [2022-10-17 16:57:31,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:57:31,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:32,039 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:57:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 345 states and 557 transitions. [2022-10-17 16:57:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 557 transitions. [2022-10-17 16:57:32,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:57:32,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:32,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:32,192 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 16:57:32,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:32,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 348 states and 562 transitions. [2022-10-17 16:57:32,227 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 562 transitions. [2022-10-17 16:57:32,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:57:32,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:32,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:32,289 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:33,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:33,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 357 states and 578 transitions. [2022-10-17 16:57:33,714 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 578 transitions. [2022-10-17 16:57:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:57:33,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:33,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:33,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:57:33,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 362 states and 585 transitions. [2022-10-17 16:57:33,976 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 585 transitions. [2022-10-17 16:57:33,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:57:33,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:33,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,017 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:57:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 364 states and 588 transitions. [2022-10-17 16:57:34,272 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 588 transitions. [2022-10-17 16:57:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:57:34,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:34,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 369 states and 596 transitions. [2022-10-17 16:57:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 596 transitions. [2022-10-17 16:57:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:57:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,865 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:34,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 372 states and 602 transitions. [2022-10-17 16:57:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 602 transitions. [2022-10-17 16:57:34,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:57:34,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:34,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:57:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 381 states and 618 transitions. [2022-10-17 16:57:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 618 transitions. [2022-10-17 16:57:36,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:57:36,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,061 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 381 states and 616 transitions. [2022-10-17 16:57:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 616 transitions. [2022-10-17 16:57:36,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:57:36,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,776 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 16:57:41,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 409 states and 682 transitions. [2022-10-17 16:57:41,179 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 682 transitions. [2022-10-17 16:57:41,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:57:41,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,511 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.