./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ --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 690d9fe310e470fa54abb43d61d054401e7692fe0de366fc3accadb640a888e5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:11:41,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:11:41,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:11:41,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:11:41,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:11:41,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:11:41,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:11:41,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:11:41,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:11:41,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:11:41,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:11:41,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:11:41,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:11:41,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:11:41,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:11:41,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:11:41,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:11:41,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:11:41,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:11:41,532 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:11:41,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:11:41,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:11:41,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:11:41,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:11:41,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:11:41,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:11:41,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:11:41,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:11:41,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:11:41,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:11:41,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:11:41,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:11:41,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:11:41,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:11:41,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:11:41,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:11:41,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:11:41,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:11:41,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:11:41,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:11:41,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:11:41,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:11:41,609 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:11:41,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:11:41,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:11:41,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:11:41,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:11:41,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:11:41,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:11:41,613 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:11:41,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:11:41,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:11:41,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:11:41,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:11:41,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:11:41,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:11:41,622 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:11:41,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:11:41,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:11:41,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:11:41,622 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:11:41,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:11:41,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:11:41,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:41,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:11:41,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:11:41,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:11:41,624 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:11:41,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:11:41,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:11:41,625 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_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 690d9fe310e470fa54abb43d61d054401e7692fe0de366fc3accadb640a888e5 [2021-11-23 01:11:41,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:11:41,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:11:41,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:11:41,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:11:41,930 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:11:41,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2021-11-23 01:11:42,004 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/data/3ec00fa49/a5f4fca4e33546a082781cfbdc847b1d/FLAGd293823ef [2021-11-23 01:11:42,639 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:11:42,639 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2021-11-23 01:11:42,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/data/3ec00fa49/a5f4fca4e33546a082781cfbdc847b1d/FLAGd293823ef [2021-11-23 01:11:42,963 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/data/3ec00fa49/a5f4fca4e33546a082781cfbdc847b1d [2021-11-23 01:11:42,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:11:42,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:11:42,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:42,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:11:42,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:11:42,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:42" (1/1) ... [2021-11-23 01:11:42,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d7d978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:42, skipping insertion in model container [2021-11-23 01:11:42,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:42" (1/1) ... [2021-11-23 01:11:42,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:11:43,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:11:43,275 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_369e86c4-3894-4d06-8068-940847c64576/sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c[6162,6175] [2021-11-23 01:11:43,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:43,345 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:11:43,379 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_369e86c4-3894-4d06-8068-940847c64576/sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c[6162,6175] [2021-11-23 01:11:43,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:43,478 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:11:43,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43 WrapperNode [2021-11-23 01:11:43,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:43,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:43,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:11:43,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:11:43,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,566 INFO L137 Inliner]: procedures = 52, calls = 151, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 212 [2021-11-23 01:11:43,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:43,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:11:43,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:11:43,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:11:43,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:11:43,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:11:43,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:11:43,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:11:43,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:43" (1/1) ... [2021-11-23 01:11:43,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:43,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:11:43,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:11:43,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:11:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:11:43,718 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 01:11:43,718 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 01:11:43,719 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:11:43,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:11:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:11:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:11:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:11:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:11:43,720 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:11:43,720 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:11:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 01:11:43,721 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 01:11:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:11:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:11:43,721 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:11:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:11:43,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:11:43,795 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:11:43,797 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:11:44,073 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:11:44,190 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:11:44,201 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:11:44,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:44 BoogieIcfgContainer [2021-11-23 01:11:44,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:11:44,205 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:11:44,205 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:11:44,214 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:11:44,215 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:44" (1/1) ... [2021-11-23 01:11:44,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:11:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 59 states and 79 transitions. [2021-11-23 01:11:44,286 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2021-11-23 01:11:44,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:11:44,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:44,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2021-11-23 01:11:44,631 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2021-11-23 01:11:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:11:44,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2021-11-23 01:11:44,736 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2021-11-23 01:11:44,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:11:44,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:44,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:44,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 71 states and 101 transitions. [2021-11-23 01:11:45,004 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2021-11-23 01:11:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:11:45,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 102 transitions. [2021-11-23 01:11:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2021-11-23 01:11:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:45,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2021-11-23 01:11:45,142 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2021-11-23 01:11:45,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:45,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2021-11-23 01:11:45,197 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2021-11-23 01:11:45,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:45,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2021-11-23 01:11:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2021-11-23 01:11:45,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:45,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 92 states and 141 transitions. [2021-11-23 01:11:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 141 transitions. [2021-11-23 01:11:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:11:45,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:45,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 98 states and 153 transitions. [2021-11-23 01:11:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2021-11-23 01:11:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:45,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:45,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:46,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 196 transitions. [2021-11-23 01:11:46,806 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 196 transitions. [2021-11-23 01:11:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:46,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 127 states and 215 transitions. [2021-11-23 01:11:47,422 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 215 transitions. [2021-11-23 01:11:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:11:47,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 133 states and 228 transitions. [2021-11-23 01:11:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 228 transitions. [2021-11-23 01:11:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:47,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:47,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 134 states and 229 transitions. [2021-11-23 01:11:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2021-11-23 01:11:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:47,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:47,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 239 transitions. [2021-11-23 01:11:47,696 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 239 transitions. [2021-11-23 01:11:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:11:47,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:47,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 139 states and 240 transitions. [2021-11-23 01:11:47,761 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 240 transitions. [2021-11-23 01:11:47,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:11:47,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:48,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 144 states and 250 transitions. [2021-11-23 01:11:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 250 transitions. [2021-11-23 01:11:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:48,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 147 states and 258 transitions. [2021-11-23 01:11:48,362 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 258 transitions. [2021-11-23 01:11:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:11:48,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 151 states and 266 transitions. [2021-11-23 01:11:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 266 transitions. [2021-11-23 01:11:48,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:11:48,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:48,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 154 states and 274 transitions. [2021-11-23 01:11:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 274 transitions. [2021-11-23 01:11:48,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:48,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,665 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:48,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 160 states and 288 transitions. [2021-11-23 01:11:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 288 transitions. [2021-11-23 01:11:48,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:11:48,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:49,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 164 states and 296 transitions. [2021-11-23 01:11:49,297 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 296 transitions. [2021-11-23 01:11:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:49,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,336 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 165 states and 297 transitions. [2021-11-23 01:11:49,353 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 297 transitions. [2021-11-23 01:11:49,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:49,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:50,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 173 states and 324 transitions. [2021-11-23 01:11:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 324 transitions. [2021-11-23 01:11:50,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:50,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:50,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 177 states and 333 transitions. [2021-11-23 01:11:50,854 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 333 transitions. [2021-11-23 01:11:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:50,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:51,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 184 states and 345 transitions. [2021-11-23 01:11:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 345 transitions. [2021-11-23 01:11:51,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:51,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:51,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 188 states and 353 transitions. [2021-11-23 01:11:51,623 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 353 transitions. [2021-11-23 01:11:51,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:51,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:11:51,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 189 states and 353 transitions. [2021-11-23 01:11:51,671 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 353 transitions. [2021-11-23 01:11:51,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:51,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,753 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:51,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 190 states and 354 transitions. [2021-11-23 01:11:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 354 transitions. [2021-11-23 01:11:51,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:51,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 200 states and 384 transitions. [2021-11-23 01:11:52,560 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 384 transitions. [2021-11-23 01:11:52,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:52,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,613 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 207 states and 407 transitions. [2021-11-23 01:11:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 407 transitions. [2021-11-23 01:11:53,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:11:53,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,102 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:53,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 208 states and 407 transitions. [2021-11-23 01:11:53,118 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 407 transitions. [2021-11-23 01:11:53,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:53,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,373 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:55,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 218 states and 434 transitions. [2021-11-23 01:11:55,273 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 434 transitions. [2021-11-23 01:11:55,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:55,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 219 states and 435 transitions. [2021-11-23 01:11:55,318 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 435 transitions. [2021-11-23 01:11:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:55,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,354 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 220 states and 436 transitions. [2021-11-23 01:11:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 436 transitions. [2021-11-23 01:11:55,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:55,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,420 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:11:57,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 236 states and 483 transitions. [2021-11-23 01:11:57,343 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 483 transitions. [2021-11-23 01:11:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:57,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,376 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:57,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 241 states and 490 transitions. [2021-11-23 01:11:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 490 transitions. [2021-11-23 01:11:57,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:57,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,709 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:59,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 250 states and 524 transitions. [2021-11-23 01:11:59,022 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 524 transitions. [2021-11-23 01:11:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:59,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:12:00,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 259 states and 535 transitions. [2021-11-23 01:12:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 535 transitions. [2021-11-23 01:12:00,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:12:00,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,121 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:12:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 261 states and 542 transitions. [2021-11-23 01:12:00,422 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 542 transitions. [2021-11-23 01:12:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:12:00,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,453 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:12:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 262 states and 543 transitions. [2021-11-23 01:12:00,475 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 543 transitions. [2021-11-23 01:12:00,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:12:00,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,506 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:12:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:01,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 266 states and 553 transitions. [2021-11-23 01:12:01,149 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 553 transitions. [2021-11-23 01:12:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:12:01,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:01,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:01,187 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:12:01,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:01,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 271 states and 568 transitions. [2021-11-23 01:12:01,524 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 568 transitions. [2021-11-23 01:12:01,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:12:01,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:01,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:01,547 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 279 states and 584 transitions. [2021-11-23 01:12:02,798 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 584 transitions. [2021-11-23 01:12:02,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:12:02,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 281 states and 588 transitions. [2021-11-23 01:12:03,025 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 588 transitions. [2021-11-23 01:12:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:12:03,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,051 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:03,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 282 states and 590 transitions. [2021-11-23 01:12:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 590 transitions. [2021-11-23 01:12:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:12:03,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:12:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 283 states and 591 transitions. [2021-11-23 01:12:03,135 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 591 transitions. [2021-11-23 01:12:03,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:12:03,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,174 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:12:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 284 states and 592 transitions. [2021-11-23 01:12:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 592 transitions. [2021-11-23 01:12:03,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:12:03,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,222 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:12:03,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 289 states and 603 transitions. [2021-11-23 01:12:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 603 transitions. [2021-11-23 01:12:03,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:12:03,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,556 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:12:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 290 states and 604 transitions. [2021-11-23 01:12:03,581 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 604 transitions. [2021-11-23 01:12:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:12:03,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 291 states and 605 transitions. [2021-11-23 01:12:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 605 transitions. [2021-11-23 01:12:03,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:12:03,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:12:03,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 292 states and 605 transitions. [2021-11-23 01:12:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 605 transitions. [2021-11-23 01:12:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:12:03,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,690 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:12:03,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 297 states and 614 transitions. [2021-11-23 01:12:03,941 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 614 transitions. [2021-11-23 01:12:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:12:03,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,966 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:12:03,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 298 states and 615 transitions. [2021-11-23 01:12:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 615 transitions. [2021-11-23 01:12:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:12:03,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,011 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 299 states and 617 transitions. [2021-11-23 01:12:04,028 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 617 transitions. [2021-11-23 01:12:04,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:12:04,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:12:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 300 states and 618 transitions. [2021-11-23 01:12:04,086 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 618 transitions. [2021-11-23 01:12:04,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:12:04,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,110 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:12:04,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 301 states and 621 transitions. [2021-11-23 01:12:04,469 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 621 transitions. [2021-11-23 01:12:04,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:12:04,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,494 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:12:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 303 states and 624 transitions. [2021-11-23 01:12:04,664 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 624 transitions. [2021-11-23 01:12:04,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:12:04,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,691 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:12:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 306 states and 628 transitions. [2021-11-23 01:12:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 628 transitions. [2021-11-23 01:12:04,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:12:04,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,741 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:12:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 307 states and 628 transitions. [2021-11-23 01:12:04,762 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 628 transitions. [2021-11-23 01:12:04,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:12:04,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,802 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:12:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 308 states and 629 transitions. [2021-11-23 01:12:04,827 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 629 transitions. [2021-11-23 01:12:04,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:12:04,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:12:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 311 states and 634 transitions. [2021-11-23 01:12:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 634 transitions. [2021-11-23 01:12:04,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:12:04,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:12:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 312 states and 635 transitions. [2021-11-23 01:12:04,933 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 635 transitions. [2021-11-23 01:12:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:12:04,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:12:04,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 95 states and 126 transitions. [2021-11-23 01:12:04,985 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 126 transitions. [2021-11-23 01:12:04,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:12:04,987 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 64 iterations. [2021-11-23 01:12:04,996 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:12:05,344 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,348 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,348 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2021-11-23 01:12:05,352 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,353 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,354 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 01:12:05,354 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:12:05,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:12:05 ImpRootNode [2021-11-23 01:12:05,355 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:12:05,355 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:12:05,355 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:12:05,355 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:12:05,356 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:44" (3/4) ... [2021-11-23 01:12:05,359 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:12:05,364 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 01:12:05,364 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 01:12:05,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 01:12:05,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 01:12:05,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 01:12:05,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 01:12:05,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 01:12:05,373 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2021-11-23 01:12:05,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-23 01:12:05,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 01:12:05,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:12:05,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:12:05,376 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:12:05,376 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:12:05,402 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) [2021-11-23 01:12:05,467 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:12:05,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:12:05,468 INFO L158 Benchmark]: Toolchain (without parser) took 22501.08ms. Allocated memory was 83.9MB in the beginning and 281.0MB in the end (delta: 197.1MB). Free memory was 48.8MB in the beginning and 229.0MB in the end (delta: -180.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 01:12:05,469 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:12:05,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.67ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 48.6MB in the beginning and 66.7MB in the end (delta: -18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:12:05,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.66ms. Allocated memory is still 100.7MB. Free memory was 66.7MB in the beginning and 64.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:12:05,470 INFO L158 Benchmark]: Boogie Preprocessor took 55.50ms. Allocated memory is still 100.7MB. Free memory was 64.7MB in the beginning and 63.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:12:05,471 INFO L158 Benchmark]: RCFGBuilder took 578.97ms. Allocated memory is still 100.7MB. Free memory was 63.2MB in the beginning and 43.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 01:12:05,471 INFO L158 Benchmark]: CodeCheck took 21150.09ms. Allocated memory was 100.7MB in the beginning and 281.0MB in the end (delta: 180.4MB). Free memory was 43.8MB in the beginning and 235.2MB in the end (delta: -191.4MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. [2021-11-23 01:12:05,472 INFO L158 Benchmark]: Witness Printer took 112.04ms. Allocated memory is still 281.0MB. Free memory was 235.2MB in the beginning and 229.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:12:05,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.8s, OverallIterations: 64, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32042 SdHoareTripleChecker+Valid, 61.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19253 mSDsluCounter, 40297 SdHoareTripleChecker+Invalid, 50.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 34180 mSDsCounter, 11583 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41798 IncrementalHoareTripleChecker+Invalid, 53381 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11583 mSolverCounterUnsat, 8289 mSDtfsCounter, 41798 mSolverCounterSat, 1.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31944 GetRequests, 31579 SyntacticMatches, 15 SemanticMatches, 350 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57659 ImplicationChecksByTransitivity, 15.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2849 NumberOfCodeBlocks, 2849 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 2786 ConstructedInterpolants, 0 QuantifiedInterpolants, 5158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 63 InterpolantComputations, 61 PerfectInterpolantSequences, 1026/1030 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 401]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 56.6MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 503.67ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 48.6MB in the beginning and 66.7MB in the end (delta: -18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.66ms. Allocated memory is still 100.7MB. Free memory was 66.7MB in the beginning and 64.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.50ms. Allocated memory is still 100.7MB. Free memory was 64.7MB in the beginning and 63.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 578.97ms. Allocated memory is still 100.7MB. Free memory was 63.2MB in the beginning and 43.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 21150.09ms. Allocated memory was 100.7MB in the beginning and 281.0MB in the end (delta: 180.4MB). Free memory was 43.8MB in the beginning and 235.2MB in the end (delta: -191.4MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. * Witness Printer took 112.04ms. Allocated memory is still 281.0MB. Free memory was 235.2MB in the beginning and 229.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:12:05,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369e86c4-3894-4d06-8068-940847c64576/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE