./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_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_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/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_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/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_5c1df2a3-779d-49fe-864d-11aa2c7b583e/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 aad1ec08d8a193b38b6e11f9698a2d5cafe1e5bac6d0d3a9987fa93ed6006219 --- 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 17:04:00,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:00,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:00,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:00,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:00,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:00,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:00,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:00,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:00,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:00,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:00,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:00,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:00,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:00,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:00,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:00,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:00,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:00,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:00,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:00,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:00,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:00,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:00,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:00,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:00,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:00,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:00,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:00,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:00,541 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:00,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:00,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:00,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:00,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:00,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:00,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:00,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:00,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:00,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:00,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:00,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:00,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:00,602 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:00,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:00,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:00,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:00,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:00,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:00,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:00,608 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:00,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:00,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:00,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:00,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:00,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:00,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:00,611 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:00,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:00,612 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:00,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:00,613 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:00,613 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:00,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:00,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:00,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:00,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:00,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:00,616 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:00,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:00,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:00,617 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_5c1df2a3-779d-49fe-864d-11aa2c7b583e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aad1ec08d8a193b38b6e11f9698a2d5cafe1e5bac6d0d3a9987fa93ed6006219 [2022-10-17 17:04:01,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:01,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:01,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:01,040 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:01,041 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:01,043 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c [2022-10-17 17:04:01,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/data/1f52cd15c/2297cf287b734673994b9deca939dd27/FLAG6f63aad87 [2022-10-17 17:04:01,863 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:01,867 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c [2022-10-17 17:04:01,893 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/data/1f52cd15c/2297cf287b734673994b9deca939dd27/FLAG6f63aad87 [2022-10-17 17:04:02,085 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/data/1f52cd15c/2297cf287b734673994b9deca939dd27 [2022-10-17 17:04:02,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:02,092 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:02,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:02,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:02,100 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:02,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353cbaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02, skipping insertion in model container [2022-10-17 17:04:02,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:02,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:02,619 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c[7021,7034] [2022-10-17 17:04:02,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:02,725 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:02,777 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_5c1df2a3-779d-49fe-864d-11aa2c7b583e/sv-benchmarks/c/product-lines/minepump_spec2_product37.cil.c[7021,7034] [2022-10-17 17:04:02,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:02,850 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:02,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02 WrapperNode [2022-10-17 17:04:02,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:02,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:02,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:02,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:02,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,942 INFO L138 Inliner]: procedures = 54, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 247 [2022-10-17 17:04:02,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:02,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:02,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:02,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:02,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,991 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:02,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:02,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:02,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:03,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:03,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:02" (1/1) ... [2022-10-17 17:04:03,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:03,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:03,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:03,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c1df2a3-779d-49fe-864d-11aa2c7b583e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:03,119 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 17:04:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 17:04:03,120 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 17:04:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 17:04:03,120 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 17:04:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 17:04:03,120 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 17:04:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 17:04:03,121 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 17:04:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 17:04:03,121 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 17:04:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 17:04:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 17:04:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 17:04:03,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:03,209 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:03,212 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:03,764 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:04,016 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:04,016 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:04:04,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:04 BoogieIcfgContainer [2022-10-17 17:04:04,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:04,021 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:04,021 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:04,035 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:04,036 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:04" (1/1) ... [2022-10-17 17:04:04,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-10-17 17:04:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-10-17 17:04:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:04,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,477 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 17:04:04,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 17:04:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 17:04:04,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:04,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:04,784 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 17:04:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:04,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2022-10-17 17:04:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-10-17 17:04:04,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:04:04,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:04,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,003 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 17:04:05,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2022-10-17 17:04:05,204 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2022-10-17 17:04:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:04:05,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,323 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 17:04:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2022-10-17 17:04:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2022-10-17 17:04:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:04:05,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,444 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 17:04:05,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:05,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2022-10-17 17:04:05,470 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2022-10-17 17:04:05,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:04:05,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:05,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:05,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:05,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:06,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 84 states and 122 transitions. [2022-10-17 17:04:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 122 transitions. [2022-10-17 17:04:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:04:06,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:06,349 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 17:04:06,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 91 states and 133 transitions. [2022-10-17 17:04:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 133 transitions. [2022-10-17 17:04:06,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:04:06,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:06,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:06,609 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 17:04:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 112 states and 175 transitions. [2022-10-17 17:04:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 175 transitions. [2022-10-17 17:04:08,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:04:08,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,238 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 17:04:08,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 114 states and 182 transitions. [2022-10-17 17:04:08,638 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 182 transitions. [2022-10-17 17:04:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:04:08,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,774 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 17:04:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 116 states and 184 transitions. [2022-10-17 17:04:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2022-10-17 17:04:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 17:04:09,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:09,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 116 states and 180 transitions. [2022-10-17 17:04:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 180 transitions. [2022-10-17 17:04:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:04:09,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:04:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:13,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 134 states and 240 transitions. [2022-10-17 17:04:13,935 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 240 transitions. [2022-10-17 17:04:13,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:04:13,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:13,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:14,300 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:04:14,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:14,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 136 states and 247 transitions. [2022-10-17 17:04:14,606 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 247 transitions. [2022-10-17 17:04:14,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:04:14,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:14,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:14,668 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 17:04:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 142 states and 262 transitions. [2022-10-17 17:04:15,446 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 262 transitions. [2022-10-17 17:04:15,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:04:15,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:04:16,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:16,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 143 states and 265 transitions. [2022-10-17 17:04:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 265 transitions. [2022-10-17 17:04:16,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:16,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:16,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:16,947 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 17:04:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 151 states and 294 transitions. [2022-10-17 17:04:18,991 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2022-10-17 17:04:18,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:04:18,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:18,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:04:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 154 states and 302 transitions. [2022-10-17 17:04:20,450 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 302 transitions. [2022-10-17 17:04:20,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:04:20,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,510 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:20,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 154 states and 299 transitions. [2022-10-17 17:04:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 299 transitions. [2022-10-17 17:04:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:04:20,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,128 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:04:22,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 156 states and 307 transitions. [2022-10-17 17:04:22,357 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 307 transitions. [2022-10-17 17:04:22,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:04:22,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,410 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 17:04:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 160 states and 315 transitions. [2022-10-17 17:04:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 315 transitions. [2022-10-17 17:04:22,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:04:22,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:04:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 163 states and 323 transitions. [2022-10-17 17:04:23,327 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 323 transitions. [2022-10-17 17:04:23,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:23,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,380 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:04:23,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 164 states and 324 transitions. [2022-10-17 17:04:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 324 transitions. [2022-10-17 17:04:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:04:23,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:23,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:23,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:04:25,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:25,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 182 states and 388 transitions. [2022-10-17 17:04:25,915 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 388 transitions. [2022-10-17 17:04:25,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:04:25,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:25,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:26,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 189 states and 412 transitions. [2022-10-17 17:04:26,994 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 412 transitions. [2022-10-17 17:04:26,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:04:26,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,086 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:04:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 191 states and 414 transitions. [2022-10-17 17:04:27,521 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 414 transitions. [2022-10-17 17:04:27,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:04:27,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:27,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:27,836 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.