./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/pc_sfifo_2.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_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/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_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/pc_sfifo_2.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/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_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/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 b74079121634b4e5d8b815834e604eed77442466d93875e78a8cab3fe135fa1f --- 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 16:54:17,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:17,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:17,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:17,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:17,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:17,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:17,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:17,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:17,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:17,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:17,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:17,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:17,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:17,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:17,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:17,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:17,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:17,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:17,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:17,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:17,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:17,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:17,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:17,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:17,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:17,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:17,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:17,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:17,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:17,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:17,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:17,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:17,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:17,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:17,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:17,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:17,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:17,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:17,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:17,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:17,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:54:17,510 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:17,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:17,512 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:17,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:17,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:17,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:17,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:17,514 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:17,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:17,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:17,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:17,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:17,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:17,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:17,516 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:17,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:17,517 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:17,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:17,517 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:17,517 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:17,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:17,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:17,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:17,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:17,518 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:17,519 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:17,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:17,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:17,521 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_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b74079121634b4e5d8b815834e604eed77442466d93875e78a8cab3fe135fa1f [2022-10-17 16:54:17,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:17,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:17,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:17,838 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:17,840 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:17,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/systemc/pc_sfifo_2.cil-1.c [2022-10-17 16:54:17,909 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/data/0f0a43f24/696cb6a687c74ec1aad8f8e6dfe5a550/FLAG3fce76774 [2022-10-17 16:54:18,342 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:18,343 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/sv-benchmarks/c/systemc/pc_sfifo_2.cil-1.c [2022-10-17 16:54:18,360 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/data/0f0a43f24/696cb6a687c74ec1aad8f8e6dfe5a550/FLAG3fce76774 [2022-10-17 16:54:18,717 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/data/0f0a43f24/696cb6a687c74ec1aad8f8e6dfe5a550 [2022-10-17 16:54:18,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:18,721 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:18,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:18,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:18,726 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:18,727 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:18" (1/1) ... [2022-10-17 16:54:18,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766a9e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:18, skipping insertion in model container [2022-10-17 16:54:18,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:18" (1/1) ... [2022-10-17 16:54:18,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:18,800 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:18,959 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_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/sv-benchmarks/c/systemc/pc_sfifo_2.cil-1.c[643,656] [2022-10-17 16:54:19,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:19,020 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:19,033 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_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/sv-benchmarks/c/systemc/pc_sfifo_2.cil-1.c[643,656] [2022-10-17 16:54:19,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:19,082 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:19,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19 WrapperNode [2022-10-17 16:54:19,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:19,083 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:19,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:19,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:19,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,138 INFO L138 Inliner]: procedures = 29, calls = 31, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 187 [2022-10-17 16:54:19,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:19,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:19,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:19,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:19,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,171 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:19,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:19,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:19,177 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:19,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:19,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:19,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:19,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59ab7ae8-840e-49c1-8874-b57a4fe1ce1f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:54:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:54:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:54:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:54:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:54:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:54:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:54:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:54:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:54:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:54:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:54:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:54:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:54:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:54:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:54:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:54:19,355 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:19,358 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:19,685 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:19,917 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:19,917 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:54:19,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:19 BoogieIcfgContainer [2022-10-17 16:54:19,920 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:19,921 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:19,921 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:19,943 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:19,943 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:19" (1/1) ... [2022-10-17 16:54:19,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:20,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 72 states and 99 transitions. [2022-10-17 16:54:20,050 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions. [2022-10-17 16:54:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:54:20,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:20,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:20,489 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 16:54:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 77 states and 102 transitions. [2022-10-17 16:54:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2022-10-17 16:54:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:54:20,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:20,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:20,871 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 16:54:21,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:21,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 82 states and 109 transitions. [2022-10-17 16:54:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 109 transitions. [2022-10-17 16:54:21,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:54:21,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:21,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:21,579 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 16:54:22,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 88 states and 120 transitions. [2022-10-17 16:54:22,590 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2022-10-17 16:54:22,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:54:22,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:22,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:22,702 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 16:54:22,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:22,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 98 states and 140 transitions. [2022-10-17 16:54:22,908 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 140 transitions. [2022-10-17 16:54:22,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:22,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:22,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:23,015 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 16:54:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:23,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 110 states and 163 transitions. [2022-10-17 16:54:23,669 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 163 transitions. [2022-10-17 16:54:23,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:54:23,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:23,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:23,741 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 16:54:23,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:23,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 110 states and 162 transitions. [2022-10-17 16:54:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 162 transitions. [2022-10-17 16:54:23,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:54:23,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:23,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:23,939 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 16:54:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 168 transitions. [2022-10-17 16:54:24,043 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 168 transitions. [2022-10-17 16:54:24,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:54:24,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:24,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:24,087 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 16:54:24,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:24,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 121 states and 184 transitions. [2022-10-17 16:54:24,610 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 184 transitions. [2022-10-17 16:54:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:54:24,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:24,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:24,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 128 states and 194 transitions. [2022-10-17 16:54:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 194 transitions. [2022-10-17 16:54:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:54:25,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:25,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:25,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:54:25,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:25,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 129 states and 197 transitions. [2022-10-17 16:54:25,402 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 197 transitions. [2022-10-17 16:54:25,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:54:25,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:25,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:26,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:26,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 139 states and 219 transitions. [2022-10-17 16:54:26,297 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 219 transitions. [2022-10-17 16:54:26,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:54:26,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:26,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:26,433 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 16:54:26,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:26,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 220 transitions. [2022-10-17 16:54:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 220 transitions. [2022-10-17 16:54:26,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:54:26,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:26,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:26,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 162 states and 264 transitions. [2022-10-17 16:54:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 264 transitions. [2022-10-17 16:54:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:54:29,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:29,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:29,536 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 16:54:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 166 states and 269 transitions. [2022-10-17 16:54:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 269 transitions. [2022-10-17 16:54:29,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:54:29,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:29,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:30,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 166 states and 267 transitions. [2022-10-17 16:54:30,264 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 267 transitions. [2022-10-17 16:54:30,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:54:30,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:30,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:30,379 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 16:54:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 173 states and 284 transitions. [2022-10-17 16:54:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 284 transitions. [2022-10-17 16:54:31,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:54:31,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:31,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:31,109 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:54:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 174 states and 288 transitions. [2022-10-17 16:54:31,153 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 288 transitions. [2022-10-17 16:54:31,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:54:31,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:31,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:31,762 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:36,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:36,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 189 states and 317 transitions. [2022-10-17 16:54:36,641 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 317 transitions. [2022-10-17 16:54:36,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:54:36,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:36,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:37,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 190 states and 321 transitions. [2022-10-17 16:54:37,073 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 321 transitions. [2022-10-17 16:54:37,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:54:37,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:37,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:37,151 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:38,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:38,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 197 states and 345 transitions. [2022-10-17 16:54:38,061 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 345 transitions. [2022-10-17 16:54:38,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:54:38,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:38,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:38,095 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 16:54:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 198 states and 346 transitions. [2022-10-17 16:54:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 346 transitions. [2022-10-17 16:54:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:54:38,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:38,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:54:38,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:38,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 203 states and 354 transitions. [2022-10-17 16:54:38,497 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 354 transitions. [2022-10-17 16:54:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:54:38,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:38,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:38,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:38,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 204 states and 357 transitions. [2022-10-17 16:54:38,935 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 357 transitions. [2022-10-17 16:54:38,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:54:38,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:38,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:38,988 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 211 states and 372 transitions. [2022-10-17 16:54:39,946 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 372 transitions. [2022-10-17 16:54:39,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:39,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:39,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:39,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:40,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:41,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:41,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 213 states and 375 transitions. [2022-10-17 16:54:41,299 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 375 transitions. [2022-10-17 16:54:41,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:41,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:41,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:41,391 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:42,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 220 states and 390 transitions. [2022-10-17 16:54:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 390 transitions. [2022-10-17 16:54:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:42,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:42,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:42,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:42,449 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 16:54:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:43,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 226 states and 407 transitions. [2022-10-17 16:54:43,529 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 407 transitions. [2022-10-17 16:54:43,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:43,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:43,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:43,589 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 16:54:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 232 states and 418 transitions. [2022-10-17 16:54:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 418 transitions. [2022-10-17 16:54:44,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:54:44,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:44,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:44,275 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:44,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:44,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 233 states and 421 transitions. [2022-10-17 16:54:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 421 transitions. [2022-10-17 16:54:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:54:44,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:44,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:44,643 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 16:54:45,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 243 states and 445 transitions. [2022-10-17 16:54:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 445 transitions. [2022-10-17 16:54:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:54:45,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:45,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:46,017 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 16:54:46,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:46,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 249 states and 456 transitions. [2022-10-17 16:54:46,608 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 456 transitions. [2022-10-17 16:54:46,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:54:46,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:46,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:54:46,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:46,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 251 states and 460 transitions. [2022-10-17 16:54:46,950 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 460 transitions. [2022-10-17 16:54:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:54:46,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:46,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:47,005 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.