./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI --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 55e5a3fffd3d06d466040a49171ceaa2c85a9bef51e649104f1e437fbb462cec ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:11:33,470 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:11:33,474 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:11:33,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:11:33,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:11:33,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:11:33,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:11:33,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:11:33,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:11:33,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:11:33,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:11:33,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:11:33,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:11:33,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:11:33,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:11:33,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:11:33,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:11:33,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:11:33,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:11:33,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:11:33,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:11:33,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:11:33,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:11:33,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:11:33,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:11:33,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:11:33,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:11:33,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:11:33,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:11:33,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:11:33,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:11:33,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:11:33,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:11:33,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:11:33,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:11:33,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:11:33,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:11:33,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:11:33,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:11:33,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:11:33,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:11:33,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:11:33,697 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:11:33,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:11:33,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:11:33,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:11:33,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:11:33,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:11:33,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:11:33,701 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:11:33,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:11:33,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:11:33,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:11:33,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:11:33,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:11:33,704 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:11:33,704 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:11:33,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:11:33,705 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:11:33,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:11:33,705 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:11:33,706 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:11:33,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:11:33,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:11:33,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:11:33,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:11:33,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:11:33,708 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:11:33,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:11:33,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:11:33,708 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_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55e5a3fffd3d06d466040a49171ceaa2c85a9bef51e649104f1e437fbb462cec [2021-10-29 04:11:34,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:11:34,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:11:34,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:11:34,058 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:11:34,060 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:11:34,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c [2021-10-29 04:11:34,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/data/2c25d25e3/bec57489201242e089f199b7156592fb/FLAG60f491f66 [2021-10-29 04:11:34,922 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:11:34,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c [2021-10-29 04:11:34,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/data/2c25d25e3/bec57489201242e089f199b7156592fb/FLAG60f491f66 [2021-10-29 04:11:35,167 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/data/2c25d25e3/bec57489201242e089f199b7156592fb [2021-10-29 04:11:35,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:11:35,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:11:35,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:11:35,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:11:35,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:11:35,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17eb163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35, skipping insertion in model container [2021-10-29 04:11:35,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:11:35,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:11:35,470 WARN L228 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_f5018965-a87e-4d81-b7be-c4cda20ab0ba/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c[1605,1618] [2021-10-29 04:11:35,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:11:35,629 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:11:35,646 WARN L228 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_f5018965-a87e-4d81-b7be-c4cda20ab0ba/sv-benchmarks/c/product-lines/minepump_spec4_product28.cil.c[1605,1618] [2021-10-29 04:11:35,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:11:35,742 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:11:35,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35 WrapperNode [2021-10-29 04:11:35,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:11:35,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:11:35,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:11:35,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:11:35,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:11:35,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:11:35,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:11:35,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:11:35,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:11:35,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:11:35,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:11:35,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:11:35,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:11:35" (1/1) ... [2021-10-29 04:11:35,912 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:11:35,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:11:35,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:11:35,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:11:36,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:11:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 04:11:36,028 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 04:11:36,028 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:11:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:11:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:11:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:11:36,029 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:11:36,029 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:11:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 04:11:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 04:11:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:11:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:11:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:11:36,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:11:36,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:11:37,604 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:11:37,604 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-10-29 04:11:37,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:11:37 BoogieIcfgContainer [2021-10-29 04:11:37,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:11:37,609 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:11:37,609 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:11:37,622 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:11:37,622 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:11:37" (1/1) ... [2021-10-29 04:11:37,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:11:37,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:37,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2021-10-29 04:11:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2021-10-29 04:11:37,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 04:11:37,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:37,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:38,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:38,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 50 states and 66 transitions. [2021-10-29 04:11:38,021 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2021-10-29 04:11:38,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:11:38,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:38,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:38,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:38,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:38,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 52 states and 69 transitions. [2021-10-29 04:11:38,188 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2021-10-29 04:11:38,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:11:38,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:38,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:38,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:38,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 55 states and 77 transitions. [2021-10-29 04:11:38,312 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2021-10-29 04:11:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:11:38,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:38,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:38,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:38,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:38,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2021-10-29 04:11:38,591 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2021-10-29 04:11:38,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:11:38,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:38,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:38,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2021-10-29 04:11:38,697 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2021-10-29 04:11:38,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:11:38,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:38,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:38,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:38,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:38,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:38,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 68 states and 101 transitions. [2021-10-29 04:11:38,839 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2021-10-29 04:11:38,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:11:38,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:38,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:39,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:39,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 83 states and 139 transitions. [2021-10-29 04:11:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 139 transitions. [2021-10-29 04:11:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:11:39,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:39,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:39,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:40,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:40,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 90 states and 159 transitions. [2021-10-29 04:11:40,416 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 159 transitions. [2021-10-29 04:11:40,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:11:40,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:40,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:40,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:40,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:41,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:41,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 98 states and 181 transitions. [2021-10-29 04:11:41,146 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 181 transitions. [2021-10-29 04:11:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:11:41,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:41,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:41,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 100 states and 183 transitions. [2021-10-29 04:11:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 183 transitions. [2021-10-29 04:11:41,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:11:41,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:41,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:42,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 108 states and 203 transitions. [2021-10-29 04:11:42,102 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 203 transitions. [2021-10-29 04:11:42,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:11:42,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:42,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:42,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:42,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 111 states and 210 transitions. [2021-10-29 04:11:42,400 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 210 transitions. [2021-10-29 04:11:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:11:42,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:42,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:42,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:42,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 113 states and 212 transitions. [2021-10-29 04:11:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 212 transitions. [2021-10-29 04:11:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:11:42,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:42,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:42,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:42,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:42,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 114 states and 213 transitions. [2021-10-29 04:11:42,637 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 213 transitions. [2021-10-29 04:11:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:11:42,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:42,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:42,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:42,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 116 states and 215 transitions. [2021-10-29 04:11:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 215 transitions. [2021-10-29 04:11:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:11:42,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:42,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:42,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:43,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 119 states and 222 transitions. [2021-10-29 04:11:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 222 transitions. [2021-10-29 04:11:43,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 04:11:43,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:43,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:43,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 125 states and 235 transitions. [2021-10-29 04:11:43,617 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 235 transitions. [2021-10-29 04:11:43,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 04:11:43,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:43,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:43,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:43,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 126 states and 237 transitions. [2021-10-29 04:11:43,690 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 237 transitions. [2021-10-29 04:11:43,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 04:11:43,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:43,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 127 states and 238 transitions. [2021-10-29 04:11:43,904 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 238 transitions. [2021-10-29 04:11:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:11:43,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:43,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:44,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:44,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 128 states and 241 transitions. [2021-10-29 04:11:44,184 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 241 transitions. [2021-10-29 04:11:44,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:11:44,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:44,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:44,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:44,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 129 states and 244 transitions. [2021-10-29 04:11:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 244 transitions. [2021-10-29 04:11:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 04:11:44,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:44,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:44,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:44,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 132 states and 251 transitions. [2021-10-29 04:11:44,680 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 251 transitions. [2021-10-29 04:11:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:11:44,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:44,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:44,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:44,720 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:45,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 138 states and 260 transitions. [2021-10-29 04:11:45,186 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 260 transitions. [2021-10-29 04:11:45,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:11:45,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:45,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:45,229 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:11:45,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 139 states and 262 transitions. [2021-10-29 04:11:45,473 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 262 transitions. [2021-10-29 04:11:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:11:45,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:45,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:11:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:46,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 151 states and 304 transitions. [2021-10-29 04:11:46,704 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 304 transitions. [2021-10-29 04:11:46,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 04:11:46,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:46,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:46,789 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:11:47,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 153 states and 309 transitions. [2021-10-29 04:11:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 309 transitions. [2021-10-29 04:11:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:11:47,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:47,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:11:50,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 161 states and 334 transitions. [2021-10-29 04:11:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 334 transitions. [2021-10-29 04:11:50,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 04:11:50,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:50,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:11:50,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:50,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 162 states and 335 transitions. [2021-10-29 04:11:50,148 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 335 transitions. [2021-10-29 04:11:50,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 04:11:50,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:50,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:11:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:50,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 163 states and 336 transitions. [2021-10-29 04:11:50,222 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 336 transitions. [2021-10-29 04:11:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 04:11:50,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:50,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:11:51,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 166 states and 339 transitions. [2021-10-29 04:11:51,133 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 339 transitions. [2021-10-29 04:11:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 04:11:51,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:51,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:11:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 171 states and 346 transitions. [2021-10-29 04:11:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 346 transitions. [2021-10-29 04:11:51,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:11:51,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:51,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:51,971 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 04:11:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:52,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 171 states and 343 transitions. [2021-10-29 04:11:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 343 transitions. [2021-10-29 04:11:52,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 04:11:52,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:52,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:52,310 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:11:52,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:52,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 173 states and 347 transitions. [2021-10-29 04:11:52,810 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 347 transitions. [2021-10-29 04:11:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 04:11:52,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:52,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:11:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 175 states and 346 transitions. [2021-10-29 04:11:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 346 transitions. [2021-10-29 04:11:53,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 04:11:53,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:53,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:53,344 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:11:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 175 states and 340 transitions. [2021-10-29 04:11:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 340 transitions. [2021-10-29 04:11:53,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:11:53,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:53,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 04:11:53,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:53,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 181 states and 350 transitions. [2021-10-29 04:11:53,976 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 350 transitions. [2021-10-29 04:11:53,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:11:53,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:53,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-29 04:11:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:54,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 182 states and 350 transitions. [2021-10-29 04:11:54,026 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 350 transitions. [2021-10-29 04:11:54,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:11:54,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:54,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:54,063 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 04:11:54,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:54,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 183 states and 351 transitions. [2021-10-29 04:11:54,083 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 351 transitions. [2021-10-29 04:11:54,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:11:54,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:54,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:54,133 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 04:11:54,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 184 states and 352 transitions. [2021-10-29 04:11:54,151 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 352 transitions. [2021-10-29 04:11:54,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:11:54,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:54,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:11:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:55,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 192 states and 368 transitions. [2021-10-29 04:11:55,299 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 368 transitions. [2021-10-29 04:11:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 04:11:55,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:55,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:55,339 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:11:56,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 193 states and 369 transitions. [2021-10-29 04:11:56,201 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 369 transitions. [2021-10-29 04:11:56,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 04:11:56,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:11:56,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:11:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:11:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:11:56,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:11:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 78 states and 115 transitions. [2021-10-29 04:11:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 115 transitions. [2021-10-29 04:11:56,555 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:11:56,555 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 43 iterations. [2021-10-29 04:11:56,574 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:11:57,018 INFO L565 CodeCheckObserver]: Invariant with dag size 13 [2021-10-29 04:11:57,028 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,028 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,028 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,029 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,029 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 04:11:57,031 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,031 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,032 INFO L565 CodeCheckObserver]: Invariant with dag size 19 [2021-10-29 04:11:57,035 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,036 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,038 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,039 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:11:57,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:11:57 ImpRootNode [2021-10-29 04:11:57,039 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:11:57,040 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:11:57,040 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:11:57,043 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:11:57,044 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:11:37" (3/4) ... [2021-10-29 04:11:57,047 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:11:57,055 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-10-29 04:11:57,055 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 04:11:57,056 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:11:57,056 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:11:57,056 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:11:57,056 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:11:57,072 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-29 04:11:57,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 04:11:57,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 04:11:57,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:11:57,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:11:57,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:11:57,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:11:57,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || (systemActive < 1 && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && 1 <= systemActive) [2021-10-29 04:11:57,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(pumpRunning == 0) || !(pumpRunning == \old(pumpRunning))) || waterLevel == 0) || !(0 == systemActive) [2021-10-29 04:11:57,162 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:11:57,162 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:11:57,164 INFO L168 Benchmark]: Toolchain (without parser) took 21991.22 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 82.3 MB in the beginning and 142.2 MB in the end (delta: -59.9 MB). Peak memory consumption was 24.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:57,164 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 77.6 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:11:57,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.84 ms. Allocated memory is still 113.2 MB. Free memory was 82.0 MB in the beginning and 81.9 MB in the end (delta: 152.2 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:57,165 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.76 ms. Allocated memory is still 113.2 MB. Free memory was 81.9 MB in the beginning and 79.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:57,166 INFO L168 Benchmark]: Boogie Preprocessor took 56.82 ms. Allocated memory is still 113.2 MB. Free memory was 79.3 MB in the beginning and 77.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:57,166 INFO L168 Benchmark]: RCFGBuilder took 1723.25 ms. Allocated memory is still 113.2 MB. Free memory was 77.3 MB in the beginning and 60.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:57,167 INFO L168 Benchmark]: CodeCheck took 19430.73 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 60.4 MB in the beginning and 147.5 MB in the end (delta: -87.1 MB). Peak memory consumption was 94.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:57,167 INFO L168 Benchmark]: Witness Printer took 121.94 ms. Allocated memory is still 197.1 MB. Free memory was 147.5 MB in the beginning and 142.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:11:57,169 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 7 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.9s, OverallIterations: 43, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -912413564 SDtfs, -305357384 SDslu, -1731284340 SDs, 0 SdLazy, 2020672262 SolverSat, 2042633866 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15082 GetRequests, 14747 SyntacticMatches, 63 SemanticMatches, 272 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33050 ImplicationChecksByTransitivity, 13.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 1354 NumberOfCodeBlocks, 1354 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 1312 ConstructedInterpolants, 0 QuantifiedInterpolants, 2972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 32 PerfectInterpolantSequences, 351/387 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: 54]: 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: 540]: Loop Invariant Derived loop invariant: ((!(pumpRunning == 0) || !(pumpRunning == \old(pumpRunning))) || waterLevel == 0) || !(0 == systemActive) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 <= systemActive) && waterLevel == 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((!(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || (systemActive < 1 && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && 1 <= systemActive) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 77.6 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 569.84 ms. Allocated memory is still 113.2 MB. Free memory was 82.0 MB in the beginning and 81.9 MB in the end (delta: 152.2 kB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.76 ms. Allocated memory is still 113.2 MB. Free memory was 81.9 MB in the beginning and 79.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 56.82 ms. Allocated memory is still 113.2 MB. Free memory was 79.3 MB in the beginning and 77.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1723.25 ms. Allocated memory is still 113.2 MB. Free memory was 77.3 MB in the beginning and 60.4 MB in the end (delta: 16.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * CodeCheck took 19430.73 ms. Allocated memory was 113.2 MB in the beginning and 197.1 MB in the end (delta: 83.9 MB). Free memory was 60.4 MB in the beginning and 147.5 MB in the end (delta: -87.1 MB). Peak memory consumption was 94.0 MB. Max. memory is 16.1 GB. * Witness Printer took 121.94 ms. Allocated memory is still 197.1 MB. Free memory was 147.5 MB in the beginning and 142.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:11:57,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5018965-a87e-4d81-b7be-c4cda20ab0ba/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...