./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.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_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/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_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/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_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/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 bda183060f847dd51d7e0728c1fd62bc6790c04aa5197b907e94467526762377 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:54:44,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:44,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:44,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:44,424 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:44,428 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:44,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:44,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:44,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:44,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:44,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:44,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:44,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:44,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:44,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:44,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:44,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:44,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:44,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:44,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:44,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:44,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:44,476 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:44,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:44,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:44,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:44,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:44,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:44,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:44,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:44,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:44,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:44,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:44,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:44,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:44,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:44,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:44,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:44,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:44,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:44,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:44,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:54:44,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:44,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:44,541 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:44,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:44,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:44,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:44,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:44,543 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:44,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:44,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:44,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:44,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:44,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:44,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:44,545 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:44,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:44,546 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:44,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:44,546 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:44,546 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:44,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:44,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:44,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:44,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:44,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:44,548 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:44,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:44,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:44,569 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_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda183060f847dd51d7e0728c1fd62bc6790c04aa5197b907e94467526762377 [2022-10-17 16:54:44,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:44,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:44,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:44,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:44,898 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:44,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2022-10-17 16:54:44,983 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/data/764d09491/37fbca9916014a6bafd448a06c793c45/FLAGc25e2e26e [2022-10-17 16:54:45,466 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:45,466 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2022-10-17 16:54:45,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/data/764d09491/37fbca9916014a6bafd448a06c793c45/FLAGc25e2e26e [2022-10-17 16:54:45,780 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/data/764d09491/37fbca9916014a6bafd448a06c793c45 [2022-10-17 16:54:45,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:45,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:45,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:45,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:45,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:45,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:45" (1/1) ... [2022-10-17 16:54:45,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a4df6d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:45, skipping insertion in model container [2022-10-17 16:54:45,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:45" (1/1) ... [2022-10-17 16:54:45,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:45,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:46,095 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_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2627,2640] [2022-10-17 16:54:46,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:46,249 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:46,265 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_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2627,2640] [2022-10-17 16:54:46,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:46,335 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:46,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46 WrapperNode [2022-10-17 16:54:46,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:46,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:46,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:46,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:46,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,372 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,420 INFO L138 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 235 [2022-10-17 16:54:46,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:46,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:46,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:46,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:46,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,482 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:46,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:46,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:46,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:46,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:46" (1/1) ... [2022-10-17 16:54:46,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:46,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:46,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:46,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:54:46,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:54:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:54:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:54:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:54:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:54:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:54:46,593 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:54:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:54:46,594 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:54:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:54:46,594 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:54:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:54:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:54:46,595 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:54:46,595 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:54:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:54:46,596 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:54:46,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:46,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:46,671 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:46,673 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:47,108 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:47,273 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:47,273 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:54:47,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:47 BoogieIcfgContainer [2022-10-17 16:54:47,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:54:47,277 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:54:47,277 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:54:47,288 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:54:47,289 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:54:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:47,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 71 states and 95 transitions. [2022-10-17 16:54:47,362 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 95 transitions. [2022-10-17 16:54:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:54:47,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:47,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:47,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:47,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2022-10-17 16:54:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2022-10-17 16:54:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:54:47,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:47,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:47,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:47,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2022-10-17 16:54:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2022-10-17 16:54:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:54:47,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:47,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:47,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:48,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2022-10-17 16:54:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2022-10-17 16:54:48,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:54:48,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:48,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:48,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:48,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2022-10-17 16:54:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2022-10-17 16:54:48,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:54:48,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:48,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:48,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:48,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:48,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 85 states and 119 transitions. [2022-10-17 16:54:48,244 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2022-10-17 16:54:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:54:48,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:48,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:48,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:48,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 86 states and 120 transitions. [2022-10-17 16:54:48,363 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 120 transitions. [2022-10-17 16:54:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:54:48,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:48,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 103 states and 156 transitions. [2022-10-17 16:54:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 156 transitions. [2022-10-17 16:54:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:54:48,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:48,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:49,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:49,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 123 states and 199 transitions. [2022-10-17 16:54:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 199 transitions. [2022-10-17 16:54:49,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:54:49,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:49,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:50,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 132 states and 218 transitions. [2022-10-17 16:54:50,618 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 218 transitions. [2022-10-17 16:54:50,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:54:50,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:50,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 133 states and 219 transitions. [2022-10-17 16:54:50,726 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 219 transitions. [2022-10-17 16:54:50,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:54:50,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:50,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:50,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:51,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 138 states and 229 transitions. [2022-10-17 16:54:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 229 transitions. [2022-10-17 16:54:51,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:54:51,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:51,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 139 states and 230 transitions. [2022-10-17 16:54:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 230 transitions. [2022-10-17 16:54:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:54:51,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 142 states and 238 transitions. [2022-10-17 16:54:51,551 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 238 transitions. [2022-10-17 16:54:51,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:54:51,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:51,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 145 states and 246 transitions. [2022-10-17 16:54:51,740 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 246 transitions. [2022-10-17 16:54:51,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:54:51,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:51,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 247 transitions. [2022-10-17 16:54:51,798 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2022-10-17 16:54:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:54:51,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:51,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:51,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 152 states and 259 transitions. [2022-10-17 16:54:51,941 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 259 transitions. [2022-10-17 16:54:51,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:54:51,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:51,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:54:52,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 158 states and 272 transitions. [2022-10-17 16:54:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 272 transitions. [2022-10-17 16:54:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:54:52,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:52,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 162 states and 282 transitions. [2022-10-17 16:54:52,167 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 282 transitions. [2022-10-17 16:54:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:54:52,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:52,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 166 states and 290 transitions. [2022-10-17 16:54:52,295 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 290 transitions. [2022-10-17 16:54:52,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:54:52,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:52,360 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:52,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 175 states and 311 transitions. [2022-10-17 16:54:52,997 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 311 transitions. [2022-10-17 16:54:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:54:52,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:52,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:53,331 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:54:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 178 states and 319 transitions. [2022-10-17 16:54:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 319 transitions. [2022-10-17 16:54:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:54:54,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,117 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:54,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 179 states and 320 transitions. [2022-10-17 16:54:54,140 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 320 transitions. [2022-10-17 16:54:54,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:54:54,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,189 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:54,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 186 states and 336 transitions. [2022-10-17 16:54:54,918 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 336 transitions. [2022-10-17 16:54:54,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:54,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:54,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:54,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 187 states and 337 transitions. [2022-10-17 16:54:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 337 transitions. [2022-10-17 16:54:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:54:54,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:54,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,081 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:54:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 194 states and 349 transitions. [2022-10-17 16:54:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 349 transitions. [2022-10-17 16:54:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:54:55,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,402 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:54:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:55,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 195 states and 349 transitions. [2022-10-17 16:54:55,423 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 349 transitions. [2022-10-17 16:54:55,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:54:55,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:55,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 205 states and 370 transitions. [2022-10-17 16:54:56,287 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 370 transitions. [2022-10-17 16:54:56,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:54:56,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,368 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:54:56,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 206 states and 371 transitions. [2022-10-17 16:54:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 371 transitions. [2022-10-17 16:54:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:54:56,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,456 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:54:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 207 states and 372 transitions. [2022-10-17 16:54:56,485 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 372 transitions. [2022-10-17 16:54:56,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:56,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:56,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 214 states and 394 transitions. [2022-10-17 16:54:56,833 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 394 transitions. [2022-10-17 16:54:56,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:54:56,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:56,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 215 states and 394 transitions. [2022-10-17 16:54:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 394 transitions. [2022-10-17 16:54:56,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:54:56,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:56,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:57,237 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:59,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 225 states and 419 transitions. [2022-10-17 16:54:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 419 transitions. [2022-10-17 16:54:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:54:59,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:59,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 226 states and 420 transitions. [2022-10-17 16:54:59,485 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 420 transitions. [2022-10-17 16:54:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:54:59,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:54:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:54:59,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 227 states and 421 transitions. [2022-10-17 16:54:59,576 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 421 transitions. [2022-10-17 16:54:59,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:54:59,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:54:59,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:54:59,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:54:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:01,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 243 states and 463 transitions. [2022-10-17 16:55:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 463 transitions. [2022-10-17 16:55:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:55:01,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:01,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:01,877 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:02,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 247 states and 473 transitions. [2022-10-17 16:55:02,480 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 473 transitions. [2022-10-17 16:55:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:55:02,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:02,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:02,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 248 states and 474 transitions. [2022-10-17 16:55:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 474 transitions. [2022-10-17 16:55:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:55:02,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:02,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:02,705 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:03,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:03,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 256 states and 501 transitions. [2022-10-17 16:55:03,456 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 501 transitions. [2022-10-17 16:55:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:55:03,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:03,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:03,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:03,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 261 states and 508 transitions. [2022-10-17 16:55:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 508 transitions. [2022-10-17 16:55:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:55:03,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:55:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:04,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 269 states and 524 transitions. [2022-10-17 16:55:04,889 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 524 transitions. [2022-10-17 16:55:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:55:04,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:04,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:55:05,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:05,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 274 states and 542 transitions. [2022-10-17 16:55:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 542 transitions. [2022-10-17 16:55:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:55:05,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:05,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:55:05,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 279 states and 551 transitions. [2022-10-17 16:55:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 551 transitions. [2022-10-17 16:55:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:55:05,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:05,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:05,964 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:55:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 287 states and 570 transitions. [2022-10-17 16:55:06,708 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 570 transitions. [2022-10-17 16:55:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:55:06,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:06,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:06,770 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:55:06,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 288 states and 571 transitions. [2022-10-17 16:55:06,807 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 571 transitions. [2022-10-17 16:55:06,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:55:06,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:06,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:06,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:06,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 289 states and 572 transitions. [2022-10-17 16:55:06,904 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 572 transitions. [2022-10-17 16:55:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:55:06,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:06,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:55:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 298 states and 605 transitions. [2022-10-17 16:55:08,267 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 605 transitions. [2022-10-17 16:55:08,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:55:08,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:08,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:08,361 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:09,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 303 states and 616 transitions. [2022-10-17 16:55:09,376 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 616 transitions. [2022-10-17 16:55:09,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:55:09,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:09,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:09,443 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:55:09,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:09,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 301 states and 596 transitions. [2022-10-17 16:55:09,475 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 596 transitions. [2022-10-17 16:55:09,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:55:09,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:09,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:09,557 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:55:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 303 states and 603 transitions. [2022-10-17 16:55:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 603 transitions. [2022-10-17 16:55:10,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:55:10,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:10,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:55:10,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 304 states and 604 transitions. [2022-10-17 16:55:10,214 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 604 transitions. [2022-10-17 16:55:10,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:55:10,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:10,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,249 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:55:10,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 306 states and 608 transitions. [2022-10-17 16:55:10,587 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 608 transitions. [2022-10-17 16:55:10,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:55:10,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:10,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,623 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:55:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:10,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 307 states and 610 transitions. [2022-10-17 16:55:10,647 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 610 transitions. [2022-10-17 16:55:10,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:55:10,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:10,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:10,692 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:55:11,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 312 states and 621 transitions. [2022-10-17 16:55:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 621 transitions. [2022-10-17 16:55:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:55:11,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:11,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:11,113 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:55:11,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 313 states and 621 transitions. [2022-10-17 16:55:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 621 transitions. [2022-10-17 16:55:11,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:55:11,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:11,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:11,183 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:55:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 314 states and 624 transitions. [2022-10-17 16:55:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 624 transitions. [2022-10-17 16:55:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:55:11,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:11,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:11,600 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:55:11,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 315 states and 627 transitions. [2022-10-17 16:55:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 627 transitions. [2022-10-17 16:55:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:55:11,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:11,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:11,841 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:55:12,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 317 states and 630 transitions. [2022-10-17 16:55:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 630 transitions. [2022-10-17 16:55:12,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:55:12,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:55:12,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 320 states and 634 transitions. [2022-10-17 16:55:12,199 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 634 transitions. [2022-10-17 16:55:12,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:55:12,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,257 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:55:12,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 321 states and 636 transitions. [2022-10-17 16:55:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 636 transitions. [2022-10-17 16:55:12,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:55:12,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:55:12,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 322 states and 637 transitions. [2022-10-17 16:55:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 637 transitions. [2022-10-17 16:55:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:55:12,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:55:12,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 323 states and 638 transitions. [2022-10-17 16:55:12,604 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 638 transitions. [2022-10-17 16:55:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:55:12,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,642 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:55:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:12,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 324 states and 639 transitions. [2022-10-17 16:55:12,690 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 639 transitions. [2022-10-17 16:55:12,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:55:12,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:12,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:12,733 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:55:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 325 states and 640 transitions. [2022-10-17 16:55:13,004 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 640 transitions. [2022-10-17 16:55:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:55:13,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:13,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:13,065 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:55:13,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 326 states and 641 transitions. [2022-10-17 16:55:13,112 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 641 transitions. [2022-10-17 16:55:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:55:13,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:13,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:55:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 329 states and 646 transitions. [2022-10-17 16:55:13,248 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 646 transitions. [2022-10-17 16:55:13,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:55:13,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:13,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:13,302 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:55:13,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 330 states and 647 transitions. [2022-10-17 16:55:13,352 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 647 transitions. [2022-10-17 16:55:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:55:13,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:13,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:55:13,409 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:55:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 118 states and 154 transitions. [2022-10-17 16:55:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 154 transitions. [2022-10-17 16:55:13,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:55:13,450 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 68 iterations. [2022-10-17 16:55:13,459 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:55:13,790 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,793 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2022-10-17 16:55:13,798 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,798 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,798 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,798 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-10-17 16:55:13,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,799 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-10-17 16:55:13,799 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,799 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:55:13,800 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,800 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,800 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,800 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:55:13,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:55:13 ImpRootNode [2022-10-17 16:55:13,801 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:55:13,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:55:13,801 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:55:13,801 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:55:13,802 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:54:47" (3/4) ... [2022-10-17 16:55:13,805 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:55:13,810 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:55:13,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:55:13,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:55:13,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:55:13,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:55:13,811 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:55:13,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:55:13,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:55:13,812 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-10-17 16:55:13,820 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2022-10-17 16:55:13,821 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:55:13,821 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:55:13,822 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:55:13,822 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:55:13,823 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:55:13,823 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:55:13,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) [2022-10-17 16:55:13,852 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2022-10-17 16:55:13,925 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:55:13,925 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:55:13,927 INFO L158 Benchmark]: Toolchain (without parser) took 28139.88ms. Allocated memory was 98.6MB in the beginning and 390.1MB in the end (delta: 291.5MB). Free memory was 55.5MB in the beginning and 164.2MB in the end (delta: -108.6MB). Peak memory consumption was 182.9MB. Max. memory is 16.1GB. [2022-10-17 16:55:13,927 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:13,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.61ms. Allocated memory is still 98.6MB. Free memory was 55.4MB in the beginning and 63.4MB in the end (delta: -8.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:55:13,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.46ms. Allocated memory is still 98.6MB. Free memory was 63.4MB in the beginning and 61.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:13,931 INFO L158 Benchmark]: Boogie Preprocessor took 64.20ms. Allocated memory is still 98.6MB. Free memory was 61.0MB in the beginning and 59.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:13,931 INFO L158 Benchmark]: RCFGBuilder took 788.99ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 59.2MB in the beginning and 97.3MB in the end (delta: -38.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2022-10-17 16:55:13,932 INFO L158 Benchmark]: CodeCheck took 26523.37ms. Allocated memory was 127.9MB in the beginning and 390.1MB in the end (delta: 262.1MB). Free memory was 97.3MB in the beginning and 169.4MB in the end (delta: -72.1MB). Peak memory consumption was 190.0MB. Max. memory is 16.1GB. [2022-10-17 16:55:13,933 INFO L158 Benchmark]: Witness Printer took 124.57ms. Allocated memory is still 390.1MB. Free memory was 169.4MB in the beginning and 164.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:55:13,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 10 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.1s, OverallIterations: 68, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38085 SdHoareTripleChecker+Valid, 76.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22058 mSDsluCounter, 46752 SdHoareTripleChecker+Invalid, 63.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 39067 mSDsCounter, 13381 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 45791 IncrementalHoareTripleChecker+Invalid, 59172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13381 mSolverCounterUnsat, 10117 mSDtfsCounter, 45791 mSolverCounterSat, 1.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 34310 GetRequests, 33931 SyntacticMatches, 11 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63412 ImplicationChecksByTransitivity, 17.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 3184 NumberOfCodeBlocks, 3184 NumberOfCodeBlocksAsserted, 67 NumberOfCheckSat, 3117 ConstructedInterpolants, 0 QuantifiedInterpolants, 5727 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 67 InterpolantComputations, 64 PerfectInterpolantSequences, 1080/1087 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 126]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 544.61ms. Allocated memory is still 98.6MB. Free memory was 55.4MB in the beginning and 63.4MB in the end (delta: -8.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.46ms. Allocated memory is still 98.6MB. Free memory was 63.4MB in the beginning and 61.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.20ms. Allocated memory is still 98.6MB. Free memory was 61.0MB in the beginning and 59.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 788.99ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 59.2MB in the beginning and 97.3MB in the end (delta: -38.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * CodeCheck took 26523.37ms. Allocated memory was 127.9MB in the beginning and 390.1MB in the end (delta: 262.1MB). Free memory was 97.3MB in the beginning and 169.4MB in the end (delta: -72.1MB). Peak memory consumption was 190.0MB. Max. memory is 16.1GB. * Witness Printer took 124.57ms. Allocated memory is still 390.1MB. Free memory was 169.4MB in the beginning and 164.2MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:55:13,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b5ffbfd-9701-4c14-aa2d-b111557cc1e1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE