./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/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_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/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_6e013461-7f22-4361-afca-fd60a6353263/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 a0f469ae37a514ddca8d0dce53a0af7478c9ef70fff43265912fb6cefbfb3984 --- 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 16:38:32,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:32,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:32,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:32,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:32,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:32,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:32,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:32,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:32,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:32,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:32,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:32,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:32,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:32,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:32,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:32,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:32,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:32,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:32,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:32,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:32,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:32,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:32,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:32,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:32,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:32,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:32,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:32,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:32,579 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:32,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:32,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:32,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:32,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:32,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:32,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:32,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:32,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:32,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:32,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:32,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:32,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:32,638 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:32,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:32,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:32,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:32,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:32,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:32,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:32,641 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:32,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:32,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:32,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:32,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:32,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:32,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:32,644 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:32,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:32,644 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:32,645 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:32,645 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:32,645 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:32,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:32,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:32,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:32,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:32,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:32,646 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:32,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:32,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:32,647 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_6e013461-7f22-4361-afca-fd60a6353263/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0f469ae37a514ddca8d0dce53a0af7478c9ef70fff43265912fb6cefbfb3984 [2022-10-17 16:38:32,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:32,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:32,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:32,962 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:32,963 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:32,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c [2022-10-17 16:38:33,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/data/31a940a81/9d33c8f6db9449cb803233031147ad3b/FLAGb06509d8d [2022-10-17 16:38:33,550 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:33,550 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c [2022-10-17 16:38:33,568 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/data/31a940a81/9d33c8f6db9449cb803233031147ad3b/FLAGb06509d8d [2022-10-17 16:38:33,871 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/data/31a940a81/9d33c8f6db9449cb803233031147ad3b [2022-10-17 16:38:33,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:33,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:33,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:33,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:33,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:33,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:33" (1/1) ... [2022-10-17 16:38:33,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db557a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:33, skipping insertion in model container [2022-10-17 16:38:33,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:33" (1/1) ... [2022-10-17 16:38:33,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:33,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:34,141 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_6e013461-7f22-4361-afca-fd60a6353263/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c[913,926] [2022-10-17 16:38:34,188 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_6e013461-7f22-4361-afca-fd60a6353263/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c[5977,5990] [2022-10-17 16:38:34,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:34,244 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:34,256 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_6e013461-7f22-4361-afca-fd60a6353263/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c[913,926] [2022-10-17 16:38:34,274 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_6e013461-7f22-4361-afca-fd60a6353263/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.03.cil-2.c[5977,5990] [2022-10-17 16:38:34,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:34,339 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:34,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34 WrapperNode [2022-10-17 16:38:34,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:34,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:34,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:34,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:34,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,436 INFO L138 Inliner]: procedures = 54, calls = 57, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 533 [2022-10-17 16:38:34,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:34,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:34,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:34,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:34,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,474 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,477 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:34,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:34,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:34,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:34,484 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:34" (1/1) ... [2022-10-17 16:38:34,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:34,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:34,529 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:34,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e013461-7f22-4361-afca-fd60a6353263/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:38:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:38:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:38:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:38:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:38:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:38:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:38:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:38:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:38:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:38:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:38:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:38:34,589 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:38:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:38:34,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:34,590 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:38:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:38:34,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:34,591 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:38:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:38:34,696 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:34,698 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:35,483 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:35,685 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:35,686 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-10-17 16:38:35,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:35 BoogieIcfgContainer [2022-10-17 16:38:35,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:35,690 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:35,690 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:35,702 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:35,702 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:35" (1/1) ... [2022-10-17 16:38:35,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:35,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:35,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 140 states and 207 transitions. [2022-10-17 16:38:35,808 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2022-10-17 16:38:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:38:35,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:35,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:36,132 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 16:38:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 145 states and 213 transitions. [2022-10-17 16:38:36,229 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 213 transitions. [2022-10-17 16:38:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:38:36,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:36,336 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 16:38:36,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 155 states and 233 transitions. [2022-10-17 16:38:36,449 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 233 transitions. [2022-10-17 16:38:36,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:38:36,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:36,538 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 16:38:36,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 167 states and 256 transitions. [2022-10-17 16:38:36,736 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 256 transitions. [2022-10-17 16:38:36,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:38:36,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:36,807 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 16:38:36,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 167 states and 255 transitions. [2022-10-17 16:38:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 255 transitions. [2022-10-17 16:38:36,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:38:36,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:36,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:37,092 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 16:38:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:37,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 170 states and 261 transitions. [2022-10-17 16:38:37,419 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 261 transitions. [2022-10-17 16:38:37,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:38:37,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:37,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:37,474 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 16:38:38,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 178 states and 276 transitions. [2022-10-17 16:38:38,088 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 276 transitions. [2022-10-17 16:38:38,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:38:38,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:38,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:38,171 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 16:38:38,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:38,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 186 states and 291 transitions. [2022-10-17 16:38:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 291 transitions. [2022-10-17 16:38:38,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:38:38,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:38,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:38,957 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 16:38:39,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 188 states and 295 transitions. [2022-10-17 16:38:39,192 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 295 transitions. [2022-10-17 16:38:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:39,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,353 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 16:38:39,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 199 states and 315 transitions. [2022-10-17 16:38:39,504 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 315 transitions. [2022-10-17 16:38:39,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:39,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,590 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 16:38:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 200 states and 315 transitions. [2022-10-17 16:38:39,618 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 315 transitions. [2022-10-17 16:38:39,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:39,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,714 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 16:38:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 201 states and 315 transitions. [2022-10-17 16:38:39,731 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 315 transitions. [2022-10-17 16:38:39,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:39,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:39,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 202 states and 315 transitions. [2022-10-17 16:38:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 315 transitions. [2022-10-17 16:38:39,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:39,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:39,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:39,964 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 16:38:40,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 208 states and 326 transitions. [2022-10-17 16:38:40,323 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 326 transitions. [2022-10-17 16:38:40,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:40,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,431 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 16:38:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 209 states and 326 transitions. [2022-10-17 16:38:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 326 transitions. [2022-10-17 16:38:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:38:40,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,487 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 16:38:40,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 217 states and 341 transitions. [2022-10-17 16:38:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 341 transitions. [2022-10-17 16:38:40,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:38:40,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,569 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 16:38:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 221 states and 346 transitions. [2022-10-17 16:38:40,648 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 346 transitions. [2022-10-17 16:38:40,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:40,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:40,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:40,737 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 16:38:41,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:41,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 228 states and 362 transitions. [2022-10-17 16:38:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 362 transitions. [2022-10-17 16:38:41,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:38:41,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:41,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:41,278 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 16:38:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 235 states and 379 transitions. [2022-10-17 16:38:41,600 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 379 transitions. [2022-10-17 16:38:41,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:38:41,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:41,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:41,636 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 16:38:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:41,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 237 states and 382 transitions. [2022-10-17 16:38:41,747 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 382 transitions. [2022-10-17 16:38:41,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:38:41,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:41,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:42,121 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:42,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 246 states and 397 transitions. [2022-10-17 16:38:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 397 transitions. [2022-10-17 16:38:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:38:42,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:42,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:42,561 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:42,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:42,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 247 states and 397 transitions. [2022-10-17 16:38:42,595 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 397 transitions. [2022-10-17 16:38:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:38:42,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:42,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:38:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 256 states and 412 transitions. [2022-10-17 16:38:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 412 transitions. [2022-10-17 16:38:43,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:38:43,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:43,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:38:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 256 states and 411 transitions. [2022-10-17 16:38:43,313 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 411 transitions. [2022-10-17 16:38:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:38:43,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:43,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:43,504 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 16:38:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:44,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 269 states and 445 transitions. [2022-10-17 16:38:44,742 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 445 transitions. [2022-10-17 16:38:44,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:38:44,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:44,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:44,880 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:45,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:45,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 275 states and 457 transitions. [2022-10-17 16:38:45,492 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 457 transitions. [2022-10-17 16:38:45,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:38:45,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:45,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:38:46,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:46,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 281 states and 468 transitions. [2022-10-17 16:38:46,035 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 468 transitions. [2022-10-17 16:38:46,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:46,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:46,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:46,479 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 16:38:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 298 states and 507 transitions. [2022-10-17 16:38:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 507 transitions. [2022-10-17 16:38:48,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:48,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:48,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:48,573 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 16:38:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 300 states and 512 transitions. [2022-10-17 16:38:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 512 transitions. [2022-10-17 16:38:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:38:49,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:49,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:50,093 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 16:38:52,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:52,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 308 states and 530 transitions. [2022-10-17 16:38:52,379 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 530 transitions. [2022-10-17 16:38:52,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:38:52,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:52,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:38:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 334 states and 589 transitions. [2022-10-17 16:38:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 589 transitions. [2022-10-17 16:38:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:38:57,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:57,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:57,856 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 16:38:59,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 344 states and 607 transitions. [2022-10-17 16:38:59,257 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 607 transitions. [2022-10-17 16:38:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:38:59,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,286 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 16:39:00,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 350 states and 620 transitions. [2022-10-17 16:39:00,068 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 620 transitions. [2022-10-17 16:39:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:39:00,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,141 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 16:39:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 351 states and 621 transitions. [2022-10-17 16:39:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 621 transitions. [2022-10-17 16:39:00,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:39:00,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,553 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 16:39:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 352 states and 622 transitions. [2022-10-17 16:39:00,571 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 622 transitions. [2022-10-17 16:39:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:39:00,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.