./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product34.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product34.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72514ca2b4c5f09004dd08dec38f44e827aa0dd8844c3295d87b722cb68767ea --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:03:00,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:00,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:00,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:00,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:00,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:00,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:00,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:00,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:00,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:00,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:00,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:00,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:00,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:00,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:00,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:00,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:00,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:00,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:00,760 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:00,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:00,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:00,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:00,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:00,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:00,780 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:00,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:00,782 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:00,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:00,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:00,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:00,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:00,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:00,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:00,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:00,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:00,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:00,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:00,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:00,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:00,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:00,798 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:03:00,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:00,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:00,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:00,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:00,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:00,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:00,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:00,858 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:00,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:00,859 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:00,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:00,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:00,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:00,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:00,860 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:00,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:00,861 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:00,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:00,861 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:00,862 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:00,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:00,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:00,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:00,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:00,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:00,863 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:00,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:00,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:00,864 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_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72514ca2b4c5f09004dd08dec38f44e827aa0dd8844c3295d87b722cb68767ea [2022-10-17 17:03:01,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:01,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:01,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:01,222 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:01,224 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:01,225 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product34.cil.c [2022-10-17 17:03:01,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/data/36bea1d18/b037ceb082cc41d69d79737b76438b98/FLAG24c700c53 [2022-10-17 17:03:01,994 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:01,995 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/sv-benchmarks/c/product-lines/minepump_spec2_product34.cil.c [2022-10-17 17:03:02,007 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/data/36bea1d18/b037ceb082cc41d69d79737b76438b98/FLAG24c700c53 [2022-10-17 17:03:02,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/data/36bea1d18/b037ceb082cc41d69d79737b76438b98 [2022-10-17 17:03:02,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:02,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:02,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:02,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:02,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:02,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@347fea64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02, skipping insertion in model container [2022-10-17 17:03:02,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:02,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:02,600 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_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/sv-benchmarks/c/product-lines/minepump_spec2_product34.cil.c[4389,4402] [2022-10-17 17:03:02,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:02,690 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:02,741 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_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/sv-benchmarks/c/product-lines/minepump_spec2_product34.cil.c[4389,4402] [2022-10-17 17:03:02,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:02,851 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:02,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02 WrapperNode [2022-10-17 17:03:02,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:02,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:02,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:02,854 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:02,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,928 INFO L138 Inliner]: procedures = 54, calls = 151, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 228 [2022-10-17 17:03:02,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:02,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:02,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:02,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:02,943 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,974 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:02,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:02,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:02,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:02,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:02" (1/1) ... [2022-10-17 17:03:02,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:03,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:03,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:03,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc0f15e8-0232-4a4e-8c30-0ae68e21790a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:03,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:03,074 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 17:03:03,075 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 17:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 17:03:03,075 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 17:03:03,075 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 17:03:03,076 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 17:03:03,076 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 17:03:03,076 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 17:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 17:03:03,077 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 17:03:03,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 17:03:03,082 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 17:03:03,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:03,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:03,155 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:03,157 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:03,599 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:03,758 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:03,758 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:03:03,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:03 BoogieIcfgContainer [2022-10-17 17:03:03,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:03,762 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:03,763 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:03,790 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:03,790 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:03" (1/1) ... [2022-10-17 17:03:03,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:03,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:03,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2022-10-17 17:03:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2022-10-17 17:03:03,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:03:03,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:04,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2022-10-17 17:03:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2022-10-17 17:03:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:03:04,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:04,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2022-10-17 17:03:04,444 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-10-17 17:03:04,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:03:04,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:04,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2022-10-17 17:03:04,954 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2022-10-17 17:03:04,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:03:04,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 76 states and 113 transitions. [2022-10-17 17:03:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 113 transitions. [2022-10-17 17:03:05,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:03:05,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:05,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2022-10-17 17:03:05,897 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2022-10-17 17:03:05,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:03:05,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 98 states and 162 transitions. [2022-10-17 17:03:07,020 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 162 transitions. [2022-10-17 17:03:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:03:07,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:07,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 100 states and 164 transitions. [2022-10-17 17:03:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 164 transitions. [2022-10-17 17:03:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:03:07,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 105 states and 173 transitions. [2022-10-17 17:03:07,534 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 173 transitions. [2022-10-17 17:03:07,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:03:07,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:09,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 124 states and 215 transitions. [2022-10-17 17:03:09,276 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 215 transitions. [2022-10-17 17:03:09,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:03:09,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:09,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 125 states and 217 transitions. [2022-10-17 17:03:09,570 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 217 transitions. [2022-10-17 17:03:09,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:09,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 127 states and 224 transitions. [2022-10-17 17:03:09,770 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 224 transitions. [2022-10-17 17:03:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:03:09,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 132 states and 235 transitions. [2022-10-17 17:03:10,018 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 235 transitions. [2022-10-17 17:03:10,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:03:10,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:10,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 133 states and 236 transitions. [2022-10-17 17:03:10,120 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 236 transitions. [2022-10-17 17:03:10,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:03:10,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:10,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 134 states and 237 transitions. [2022-10-17 17:03:10,217 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 237 transitions. [2022-10-17 17:03:10,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:03:10,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:10,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 135 states and 239 transitions. [2022-10-17 17:03:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 239 transitions. [2022-10-17 17:03:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:03:10,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 240 transitions. [2022-10-17 17:03:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 240 transitions. [2022-10-17 17:03:10,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:03:10,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,626 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:10,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 141 states and 252 transitions. [2022-10-17 17:03:10,835 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 252 transitions. [2022-10-17 17:03:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:03:10,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:03:12,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:12,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 144 states and 260 transitions. [2022-10-17 17:03:12,215 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 260 transitions. [2022-10-17 17:03:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:03:12,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:12,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 270 transitions. [2022-10-17 17:03:12,966 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 270 transitions. [2022-10-17 17:03:12,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:03:12,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:12,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,103 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:13,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 155 states and 284 transitions. [2022-10-17 17:03:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 284 transitions. [2022-10-17 17:03:13,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:03:13,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:13,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 156 states and 285 transitions. [2022-10-17 17:03:13,989 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 285 transitions. [2022-10-17 17:03:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:03:13,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,092 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:14,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 157 states and 286 transitions. [2022-10-17 17:03:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 286 transitions. [2022-10-17 17:03:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:03:14,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 158 states and 289 transitions. [2022-10-17 17:03:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 289 transitions. [2022-10-17 17:03:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:03:14,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,885 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:03:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:15,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 160 states and 293 transitions. [2022-10-17 17:03:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 293 transitions. [2022-10-17 17:03:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:03:15,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:15,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:15,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 161 states and 294 transitions. [2022-10-17 17:03:15,243 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 294 transitions. [2022-10-17 17:03:15,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:03:15,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:15,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:16,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:16,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 175 states and 323 transitions. [2022-10-17 17:03:16,514 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 323 transitions. [2022-10-17 17:03:16,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:16,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:16,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:16,617 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:17,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 182 states and 339 transitions. [2022-10-17 17:03:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 339 transitions. [2022-10-17 17:03:17,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:17,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:17,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:17,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:03:19,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 197 states and 382 transitions. [2022-10-17 17:03:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 382 transitions. [2022-10-17 17:03:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:19,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:19,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:03:20,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:20,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 198 states and 384 transitions. [2022-10-17 17:03:20,347 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 384 transitions. [2022-10-17 17:03:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:03:20,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:20,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:20,519 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:21,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 206 states and 397 transitions. [2022-10-17 17:03:21,967 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 397 transitions. [2022-10-17 17:03:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:21,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:21,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:27,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 223 states and 438 transitions. [2022-10-17 17:03:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 438 transitions. [2022-10-17 17:03:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:03:27,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:27,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:30,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:30,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 236 states and 467 transitions. [2022-10-17 17:03:30,452 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 467 transitions. [2022-10-17 17:03:30,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:03:30,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:30,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:30,873 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.