./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product49.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_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/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_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/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_246ec73d-9579-4bec-85e5-c07dd53ff3e7/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 dcab8ddabad39d2c77c9d9341cfb89acc265e09aeb5bde0419f381c4b7bb75b6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:57:46,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:46,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:46,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:46,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:46,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:46,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:46,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:46,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:46,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:46,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:46,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:46,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:46,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:46,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:46,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:46,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:46,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:46,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:46,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:46,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:46,879 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:46,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:46,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:46,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:46,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:46,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:46,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:46,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:46,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:46,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:46,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:46,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:46,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:46,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:46,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:46,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:46,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:46,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:46,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:46,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:46,900 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:46,925 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:46,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:46,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:46,926 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:46,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:46,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:46,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:46,928 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:46,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:46,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:46,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:46,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:46,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:46,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:46,929 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:46,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:46,930 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:46,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:46,930 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:46,931 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:46,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:46,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:46,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:46,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:46,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:46,932 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:46,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:46,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:46,933 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_246ec73d-9579-4bec-85e5-c07dd53ff3e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcab8ddabad39d2c77c9d9341cfb89acc265e09aeb5bde0419f381c4b7bb75b6 [2022-10-17 16:57:47,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:47,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:47,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:47,256 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:47,257 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:47,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c [2022-10-17 16:57:47,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/data/cbbb691ae/c50fac9e555241419f3a428531d22e6f/FLAGf7f2aa3f1 [2022-10-17 16:57:47,991 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:47,992 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c [2022-10-17 16:57:48,005 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/data/cbbb691ae/c50fac9e555241419f3a428531d22e6f/FLAGf7f2aa3f1 [2022-10-17 16:57:48,263 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/data/cbbb691ae/c50fac9e555241419f3a428531d22e6f [2022-10-17 16:57:48,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:48,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:48,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:48,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:48,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:48,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:48,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a09c7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48, skipping insertion in model container [2022-10-17 16:57:48,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:48,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:48,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:48,591 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_246ec73d-9579-4bec-85e5-c07dd53ff3e7/sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c[1605,1618] [2022-10-17 16:57:48,742 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:48,758 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:48,778 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_246ec73d-9579-4bec-85e5-c07dd53ff3e7/sv-benchmarks/c/product-lines/minepump_spec4_product49.cil.c[1605,1618] [2022-10-17 16:57:48,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:48,906 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:48,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48 WrapperNode [2022-10-17 16:57:48,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:48,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:48,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:48,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:48,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:48,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:48,984 INFO L138 Inliner]: procedures = 55, calls = 154, calls flagged for inlining = 24, calls inlined = 20, statements flattened = 257 [2022-10-17 16:57:48,986 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:48,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:48,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:48,989 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:48,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:48,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,043 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,046 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:49,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:49,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:49,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:49,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:48" (1/1) ... [2022-10-17 16:57:49,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:49,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:49,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:49,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_246ec73d-9579-4bec-85e5-c07dd53ff3e7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:57:49,157 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:57:49,157 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:57:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:57:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:57:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:57:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:57:49,158 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:57:49,158 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:57:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:57:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:49,159 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:57:49,159 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:57:49,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:49,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:49,264 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:49,267 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:49,770 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:49,911 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:49,912 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:57:49,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:49 BoogieIcfgContainer [2022-10-17 16:57:49,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:49,915 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:49,916 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:49,926 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:49,927 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:49" (1/1) ... [2022-10-17 16:57:49,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:49,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2022-10-17 16:57:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-10-17 16:57:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:57:49,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:49,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:50,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:50,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2022-10-17 16:57:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-10-17 16:57:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:57:50,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:50,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:50,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2022-10-17 16:57:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2022-10-17 16:57:50,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:57:50,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:50,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:50,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:50,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:50,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2022-10-17 16:57:50,736 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2022-10-17 16:57:50,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:50,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:50,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:50,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:50,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 63 states and 88 transitions. [2022-10-17 16:57:50,883 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2022-10-17 16:57:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:50,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:50,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:50,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:51,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 64 states and 89 transitions. [2022-10-17 16:57:51,013 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-10-17 16:57:51,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:51,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:51,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:51,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 74 states and 110 transitions. [2022-10-17 16:57:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 110 transitions. [2022-10-17 16:57:51,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:51,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:51,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:51,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:51,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:51,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 111 transitions. [2022-10-17 16:57:51,542 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2022-10-17 16:57:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:51,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:51,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:51,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:51,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 76 states and 112 transitions. [2022-10-17 16:57:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2022-10-17 16:57:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:57:51,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:51,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:52,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 90 states and 145 transitions. [2022-10-17 16:57:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2022-10-17 16:57:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:57:52,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:52,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:52,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:52,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:52,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 92 states and 151 transitions. [2022-10-17 16:57:52,643 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 151 transitions. [2022-10-17 16:57:52,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:57:52,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:52,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:52,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:52,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 93 states and 152 transitions. [2022-10-17 16:57:52,872 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2022-10-17 16:57:52,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:57:52,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:52,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:53,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:53,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 99 states and 168 transitions. [2022-10-17 16:57:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 168 transitions. [2022-10-17 16:57:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:57:53,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:53,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:53,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:53,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 169 transitions. [2022-10-17 16:57:53,927 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 169 transitions. [2022-10-17 16:57:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:57:53,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:53,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:53,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:54,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 106 states and 181 transitions. [2022-10-17 16:57:54,230 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 181 transitions. [2022-10-17 16:57:54,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:57:54,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 110 states and 188 transitions. [2022-10-17 16:57:54,321 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 188 transitions. [2022-10-17 16:57:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:57:54,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:54,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 189 transitions. [2022-10-17 16:57:54,389 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 189 transitions. [2022-10-17 16:57:54,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:54,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,453 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 190 transitions. [2022-10-17 16:57:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 190 transitions. [2022-10-17 16:57:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:54,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 133 states and 258 transitions. [2022-10-17 16:57:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 258 transitions. [2022-10-17 16:57:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:57:57,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:57,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:57,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 142 states and 290 transitions. [2022-10-17 16:58:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 290 transitions. [2022-10-17 16:58:00,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:58:00,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:00,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:00,776 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:02,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 149 states and 315 transitions. [2022-10-17 16:58:02,490 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 315 transitions. [2022-10-17 16:58:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:02,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:02,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:02,981 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:03,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:03,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 151 states and 322 transitions. [2022-10-17 16:58:03,256 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 322 transitions. [2022-10-17 16:58:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:58:03,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:03,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:03,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:03,313 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:04,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:04,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 153 states and 330 transitions. [2022-10-17 16:58:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 330 transitions. [2022-10-17 16:58:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:04,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:04,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:04,328 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:05,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:05,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 158 states and 334 transitions. [2022-10-17 16:58:05,821 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 334 transitions. [2022-10-17 16:58:05,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:05,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:05,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:07,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 163 states and 356 transitions. [2022-10-17 16:58:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 356 transitions. [2022-10-17 16:58:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:07,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:07,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:58:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 163 states and 347 transitions. [2022-10-17 16:58:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 347 transitions. [2022-10-17 16:58:07,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:07,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:08,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:08,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 164 states and 348 transitions. [2022-10-17 16:58:08,151 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 348 transitions. [2022-10-17 16:58:08,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:08,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:08,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:08,897 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:09,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:09,210 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:09,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:09,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:09,667 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:09,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:09,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:10,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:10,286 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:10,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:10,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:10,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:10,764 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:10,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:10,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:10,809 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:10,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:10,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:10,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:10,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,286 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:11,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:11,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:11,332 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:11,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:11,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,828 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:11,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:11,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:11,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:12,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:12,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,806 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:12,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:12,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:12,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,303 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:13,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:13,355 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:13,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:13,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:13,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:13,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:13,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:14,198 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:14,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:14,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,564 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:14,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:14,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,012 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:15,058 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:15,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,414 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:15,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 351 transitions. [2022-10-17 16:58:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 351 transitions. [2022-10-17 16:58:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:15,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat