./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product37.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_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/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_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/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_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/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 29e70cf9c9b1d0bd005d907ed1d78af9dd0d19752a19f66dfee72f35dd243fc7 --- 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 16:51:23,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:23,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:23,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:23,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:23,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:23,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:23,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:23,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:23,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:23,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:23,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:23,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:23,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:23,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:23,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:23,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:23,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:23,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:23,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:23,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:23,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:23,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:23,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:23,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:23,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:23,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:23,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:23,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:23,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:23,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:23,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:23,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:23,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:23,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:23,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:23,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:23,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:23,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:23,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:23,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:23,599 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:51:23,632 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:23,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:23,636 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:51:23,636 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:51:23,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:23,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:23,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:23,638 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:23,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:23,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:23,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:23,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:51:23,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:23,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:51:23,641 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:23,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:51:23,641 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:23,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:51:23,642 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:23,642 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:23,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:23,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:23,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:23,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:23,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:51:23,644 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:51:23,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:51:23,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:51:23,646 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_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29e70cf9c9b1d0bd005d907ed1d78af9dd0d19752a19f66dfee72f35dd243fc7 [2022-10-17 16:51:23,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:24,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:24,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:24,016 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:24,018 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:24,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2022-10-17 16:51:24,098 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/data/17482d2f4/d13dff9bdaf44c04b921537356b28901/FLAG8e35f4118 [2022-10-17 16:51:24,696 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:24,697 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2022-10-17 16:51:24,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/data/17482d2f4/d13dff9bdaf44c04b921537356b28901/FLAG8e35f4118 [2022-10-17 16:51:25,003 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/data/17482d2f4/d13dff9bdaf44c04b921537356b28901 [2022-10-17 16:51:25,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:25,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:25,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:25,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:25,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:25,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46b0ab97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25, skipping insertion in model container [2022-10-17 16:51:25,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:25,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:25,504 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_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[17206,17219] [2022-10-17 16:51:25,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:25,520 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:25,632 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_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[17206,17219] [2022-10-17 16:51:25,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:25,663 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:25,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25 WrapperNode [2022-10-17 16:51:25,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:25,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:25,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:25,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:25,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,750 INFO L138 Inliner]: procedures = 53, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 251 [2022-10-17 16:51:25,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:25,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:25,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:25,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:25,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,812 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:25,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:25,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:25,821 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:25,822 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:25" (1/1) ... [2022-10-17 16:51:25,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:25,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:25,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:25,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2946a5aa-8fab-4c0b-9916-c8c43c2febe3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:51:25,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:51:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:51:25,905 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:51:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:51:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:51:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:51:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:51:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:51:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:51:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:51:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:51:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:51:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:51:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:51:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:51:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:26,019 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:26,022 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:26,446 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:26,623 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:26,624 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:51:26,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:26 BoogieIcfgContainer [2022-10-17 16:51:26,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:26,629 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:26,629 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:26,641 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:26,641 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:26" (1/1) ... [2022-10-17 16:51:26,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-10-17 16:51:26,749 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-10-17 16:51:26,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:51:26,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:26,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:26,968 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 16:51:27,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:27,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 16:51:27,012 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:51:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:51:27,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:27,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:27,174 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 16:51:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2022-10-17 16:51:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-10-17 16:51:27,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:51:27,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:27,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:27,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:27,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2022-10-17 16:51:27,434 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2022-10-17 16:51:27,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:51:27,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:27,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:27,517 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 16:51:27,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2022-10-17 16:51:27,534 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2022-10-17 16:51:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:51:27,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:27,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:27,611 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 16:51:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:27,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2022-10-17 16:51:27,629 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2022-10-17 16:51:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:51:27,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:27,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:27,800 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 16:51:28,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 81 states and 119 transitions. [2022-10-17 16:51:28,067 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 119 transitions. [2022-10-17 16:51:28,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:51:28,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:28,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:28,584 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 16:51:29,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2022-10-17 16:51:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2022-10-17 16:51:29,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:51:29,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:29,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:29,265 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 16:51:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:29,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 154 transitions. [2022-10-17 16:51:29,537 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions. [2022-10-17 16:51:29,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:51:29,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:29,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:29,694 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 16:51:29,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:29,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 99 states and 157 transitions. [2022-10-17 16:51:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2022-10-17 16:51:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:51:29,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,210 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 16:51:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 100 states and 158 transitions. [2022-10-17 16:51:30,242 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2022-10-17 16:51:30,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:51:30,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:30,393 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 16:51:30,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 109 states and 178 transitions. [2022-10-17 16:51:30,613 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 178 transitions. [2022-10-17 16:51:30,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:51:30,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:30,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:31,129 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 16:51:32,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:32,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 118 states and 200 transitions. [2022-10-17 16:51:32,410 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 200 transitions. [2022-10-17 16:51:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:51:32,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:32,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:32,576 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 16:51:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 124 states and 211 transitions. [2022-10-17 16:51:32,916 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2022-10-17 16:51:32,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:51:32,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:32,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:32,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:33,437 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 16:51:35,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:35,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 142 states and 259 transitions. [2022-10-17 16:51:35,946 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 259 transitions. [2022-10-17 16:51:35,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:51:35,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:35,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:36,185 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 16:51:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:36,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 148 states and 289 transitions. [2022-10-17 16:51:36,940 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 289 transitions. [2022-10-17 16:51:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:51:36,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:36,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:37,013 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 16:51:37,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:37,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 154 states and 302 transitions. [2022-10-17 16:51:37,497 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 302 transitions. [2022-10-17 16:51:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:51:37,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:37,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:37,571 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 16:51:38,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:38,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 154 states and 301 transitions. [2022-10-17 16:51:38,105 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 301 transitions. [2022-10-17 16:51:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:51:38,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:38,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,171 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 16:51:38,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 156 states and 304 transitions. [2022-10-17 16:51:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 304 transitions. [2022-10-17 16:51:38,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:51:38,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:38,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:38,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:38,328 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 16:51:39,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:39,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 162 states and 319 transitions. [2022-10-17 16:51:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 319 transitions. [2022-10-17 16:51:39,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:51:39,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:39,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:39,304 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 16:51:39,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 164 states and 321 transitions. [2022-10-17 16:51:39,447 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 321 transitions. [2022-10-17 16:51:39,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:51:39,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:39,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:39,502 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 16:51:39,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:39,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 166 states and 324 transitions. [2022-10-17 16:51:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 324 transitions. [2022-10-17 16:51:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:51:39,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:39,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:39,668 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 16:51:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 168 states and 328 transitions. [2022-10-17 16:51:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 328 transitions. [2022-10-17 16:51:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:51:40,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:40,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:51:42,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 177 states and 357 transitions. [2022-10-17 16:51:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 357 transitions. [2022-10-17 16:51:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:51:42,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:42,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:42,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:51:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 197 states and 407 transitions. [2022-10-17 16:51:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 407 transitions. [2022-10-17 16:51:45,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:51:45,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:45,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:45,318 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:51:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 216 states and 451 transitions. [2022-10-17 16:51:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 451 transitions. [2022-10-17 16:51:47,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:51:47,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:47,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:48,032 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:51:50,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:50,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 226 states and 482 transitions. [2022-10-17 16:51:50,320 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 482 transitions. [2022-10-17 16:51:50,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:51:50,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:50,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:51:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 226 states and 477 transitions. [2022-10-17 16:51:51,753 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 477 transitions. [2022-10-17 16:51:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:51:51,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:51,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:51,935 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:51:52,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:52,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 229 states and 490 transitions. [2022-10-17 16:51:52,884 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 490 transitions. [2022-10-17 16:51:52,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:51:52,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:52,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:52,963 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.