./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/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 4ebb73aa3b2fe06c298821e537034d0c16e316e18b31a7db411eb85fc916df11 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:41:02,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:02,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:02,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:02,558 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:02,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:02,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:02,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:02,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:02,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:02,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:02,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:02,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:02,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:02,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:02,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:02,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:02,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:02,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:02,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:02,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:02,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:02,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:02,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:02,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:02,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:02,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:02,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:02,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:02,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:02,639 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:02,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:02,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:02,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:02,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:02,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:02,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:02,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:02,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:02,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:02,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:02,651 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:02,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:02,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:02,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:02,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:02,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:02,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:02,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:02,700 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:02,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:02,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:02,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:02,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:02,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:02,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:02,703 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:02,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:02,704 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:02,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:02,704 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:02,705 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:02,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:02,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:02,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:02,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:02,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:02,706 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:02,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:02,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:02,707 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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ebb73aa3b2fe06c298821e537034d0c16e316e18b31a7db411eb85fc916df11 [2022-10-17 16:41:03,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:03,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:03,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:03,065 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:03,066 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:03,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c [2022-10-17 16:41:03,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/data/092c1a828/0ae02e0420ef4ca0b82fe51223412389/FLAG47aebd84f [2022-10-17 16:41:03,768 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:03,769 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c [2022-10-17 16:41:03,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/data/092c1a828/0ae02e0420ef4ca0b82fe51223412389/FLAG47aebd84f [2022-10-17 16:41:04,114 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/data/092c1a828/0ae02e0420ef4ca0b82fe51223412389 [2022-10-17 16:41:04,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:04,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:04,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:04,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:04,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:04,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@470d09a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04, skipping insertion in model container [2022-10-17 16:41:04,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:04,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:04,405 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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[911,924] [2022-10-17 16:41:04,498 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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[8416,8429] [2022-10-17 16:41:04,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:04,596 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:04,619 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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[911,924] [2022-10-17 16:41:04,678 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_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[8416,8429] [2022-10-17 16:41:04,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:04,753 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:04,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04 WrapperNode [2022-10-17 16:41:04,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:04,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:04,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:04,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:04,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,854 INFO L138 Inliner]: procedures = 59, calls = 67, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 498 [2022-10-17 16:41:04,855 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:04,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:04,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:04,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:04,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,916 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:04,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:04,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:04,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:04,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:04" (1/1) ... [2022-10-17 16:41:04,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:04,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:04,989 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:05,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b223cd2e-3d2b-4064-9d80-d9add4c93a1f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:41:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:41:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:41:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:41:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:41:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:41:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:41:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:41:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:41:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:41:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:41:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:41:05,058 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:41:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:41:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:41:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:41:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:41:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:41:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:41:05,060 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:41:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:41:05,060 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:41:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:41:05,061 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:41:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:41:05,061 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:41:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:05,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:41:05,062 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:41:05,200 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:05,203 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:05,967 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:41:05,967 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 16:41:06,043 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:06,357 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:06,358 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-10-17 16:41:06,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:06 BoogieIcfgContainer [2022-10-17 16:41:06,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:06,363 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:06,363 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:06,376 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:06,377 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:06" (1/1) ... [2022-10-17 16:41:06,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:06,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 157 states and 225 transitions. [2022-10-17 16:41:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 225 transitions. [2022-10-17 16:41:06,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:41:06,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:06,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:07,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 166 states and 241 transitions. [2022-10-17 16:41:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 241 transitions. [2022-10-17 16:41:07,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:41:07,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:07,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 167 states and 241 transitions. [2022-10-17 16:41:07,522 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 241 transitions. [2022-10-17 16:41:07,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:41:07,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:07,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 175 states and 256 transitions. [2022-10-17 16:41:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 256 transitions. [2022-10-17 16:41:07,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:41:07,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:07,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:08,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 180 states and 261 transitions. [2022-10-17 16:41:08,046 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 261 transitions. [2022-10-17 16:41:08,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:41:08,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:08,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:08,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 186 states and 272 transitions. [2022-10-17 16:41:08,494 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 272 transitions. [2022-10-17 16:41:08,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:08,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:08,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:08,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 193 states and 285 transitions. [2022-10-17 16:41:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 285 transitions. [2022-10-17 16:41:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:08,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:08,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:09,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 206 states and 312 transitions. [2022-10-17 16:41:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 312 transitions. [2022-10-17 16:41:10,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:10,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:10,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:10,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:10,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 201 states and 296 transitions. [2022-10-17 16:41:10,798 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 296 transitions. [2022-10-17 16:41:10,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:10,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:10,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:10,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:11,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 211 states and 315 transitions. [2022-10-17 16:41:11,174 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 315 transitions. [2022-10-17 16:41:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:11,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:11,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:11,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:12,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 227 states and 351 transitions. [2022-10-17 16:41:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 351 transitions. [2022-10-17 16:41:12,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:12,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:12,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:12,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 233 states and 369 transitions. [2022-10-17 16:41:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 369 transitions. [2022-10-17 16:41:14,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:14,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:14,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:14,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:15,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:15,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 235 states and 371 transitions. [2022-10-17 16:41:15,237 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 371 transitions. [2022-10-17 16:41:15,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:15,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:15,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:15,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 235 states and 369 transitions. [2022-10-17 16:41:15,551 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 369 transitions. [2022-10-17 16:41:15,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:41:15,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:15,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:15,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 236 states and 371 transitions. [2022-10-17 16:41:15,735 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 371 transitions. [2022-10-17 16:41:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:15,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:15,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:15,820 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:15,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:15,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 234 states and 367 transitions. [2022-10-17 16:41:15,948 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 367 transitions. [2022-10-17 16:41:15,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:15,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:15,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:19,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 249 states and 405 transitions. [2022-10-17 16:41:19,618 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 405 transitions. [2022-10-17 16:41:19,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:19,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:19,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:19,706 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:20,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:20,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 251 states and 410 transitions. [2022-10-17 16:41:20,076 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 410 transitions. [2022-10-17 16:41:20,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:20,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:20,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:41:20,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:20,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 248 states and 402 transitions. [2022-10-17 16:41:20,316 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 402 transitions. [2022-10-17 16:41:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:41:20,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:20,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:20,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:20,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:20,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 251 states and 409 transitions. [2022-10-17 16:41:20,865 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 409 transitions. [2022-10-17 16:41:20,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:20,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:20,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:20,930 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:21,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 249 states and 404 transitions. [2022-10-17 16:41:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 404 transitions. [2022-10-17 16:41:21,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:21,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:21,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:21,716 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:25,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:25,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 266 states and 443 transitions. [2022-10-17 16:41:25,822 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 443 transitions. [2022-10-17 16:41:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:25,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:25,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:25,878 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:26,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:26,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 268 states and 449 transitions. [2022-10-17 16:41:26,648 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 449 transitions. [2022-10-17 16:41:26,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:26,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:26,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:26,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:26,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 265 states and 441 transitions. [2022-10-17 16:41:26,897 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 441 transitions. [2022-10-17 16:41:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:41:26,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:26,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:26,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:27,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 268 states and 449 transitions. [2022-10-17 16:41:27,959 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 449 transitions. [2022-10-17 16:41:27,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:41:27,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:27,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:28,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:28,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 271 states and 455 transitions. [2022-10-17 16:41:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 455 transitions. [2022-10-17 16:41:28,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:28,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:28,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:28,123 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:28,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:28,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 269 states and 451 transitions. [2022-10-17 16:41:28,318 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 451 transitions. [2022-10-17 16:41:28,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:28,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:28,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:28,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:28,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 273 states and 459 transitions. [2022-10-17 16:41:28,977 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 459 transitions. [2022-10-17 16:41:28,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:41:28,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:28,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:29,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:29,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:29,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 270 states and 450 transitions. [2022-10-17 16:41:29,281 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 450 transitions. [2022-10-17 16:41:29,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:29,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:29,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:29,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:41:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:29,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 278 states and 463 transitions. [2022-10-17 16:41:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 463 transitions. [2022-10-17 16:41:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:41:29,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:29,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:30,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:30,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 280 states and 467 transitions. [2022-10-17 16:41:30,114 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 467 transitions. [2022-10-17 16:41:30,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:41:30,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:30,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:30,156 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:30,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:30,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 280 states and 466 transitions. [2022-10-17 16:41:30,175 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 466 transitions. [2022-10-17 16:41:30,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:30,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:30,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:30,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:30,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 282 states and 470 transitions. [2022-10-17 16:41:30,240 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 470 transitions. [2022-10-17 16:41:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:30,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:30,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:41:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:32,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 292 states and 488 transitions. [2022-10-17 16:41:32,142 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 488 transitions. [2022-10-17 16:41:32,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:41:32,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:32,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:41:32,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:32,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 294 states and 491 transitions. [2022-10-17 16:41:32,377 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 491 transitions. [2022-10-17 16:41:32,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:41:32,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:32,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:32,533 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.