./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_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_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/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_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/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_e2613d8c-0059-4889-aa54-e185b1d891e2/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 837951bb35a66379a80a07f15314d2b43ee3f47728002b8b604897c09f36abe4 --- 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 17:06:42,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:42,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:42,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:42,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:42,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:42,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:42,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:42,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:42,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:42,904 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:42,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:42,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:42,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:42,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:42,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:42,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:42,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:42,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:42,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:42,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:42,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:42,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:42,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:42,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:42,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:42,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:42,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:42,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:42,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:42,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:42,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:42,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:42,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:42,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:42,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:42,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:42,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:42,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:42,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:42,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:42,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:06:43,037 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:43,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:43,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:43,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:43,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:43,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:43,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:43,041 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:43,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:43,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:43,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:43,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:43,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:43,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:43,044 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:43,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:43,045 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:43,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:43,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:43,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:43,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:43,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:43,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:43,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:43,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:43,047 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:43,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:43,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:43,050 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_e2613d8c-0059-4889-aa54-e185b1d891e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 837951bb35a66379a80a07f15314d2b43ee3f47728002b8b604897c09f36abe4 [2022-10-17 17:06:43,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:43,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:43,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:43,464 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:43,466 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:43,468 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2022-10-17 17:06:43,566 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/data/745897657/bbbc052e492c4fbc86988001ce45cece/FLAGaab8bb862 [2022-10-17 17:06:44,308 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:44,314 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c [2022-10-17 17:06:44,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/data/745897657/bbbc052e492c4fbc86988001ce45cece/FLAGaab8bb862 [2022-10-17 17:06:44,580 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/data/745897657/bbbc052e492c4fbc86988001ce45cece [2022-10-17 17:06:44,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:44,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:44,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:44,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:44,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:44,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:44" (1/1) ... [2022-10-17 17:06:44,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ad256f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:44, skipping insertion in model container [2022-10-17 17:06:44,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:44" (1/1) ... [2022-10-17 17:06:44,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:44,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:45,085 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_e2613d8c-0059-4889-aa54-e185b1d891e2/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c[18588,18601] [2022-10-17 17:06:45,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:45,105 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:45,195 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_e2613d8c-0059-4889-aa54-e185b1d891e2/sv-benchmarks/c/product-lines/minepump_spec3_product49.cil.c[18588,18601] [2022-10-17 17:06:45,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:45,218 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:45,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45 WrapperNode [2022-10-17 17:06:45,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:45,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:45,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:45,224 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:45,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,313 INFO L138 Inliner]: procedures = 55, calls = 155, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 263 [2022-10-17 17:06:45,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:45,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:45,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:45,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:45,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,347 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,350 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:45,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:45,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:45,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:45,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:45" (1/1) ... [2022-10-17 17:06:45,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:45,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:45,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:45,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2613d8c-0059-4889-aa54-e185b1d891e2/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 17:06:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 17:06:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 17:06:45,485 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 17:06:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 17:06:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 17:06:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 17:06:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 17:06:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 17:06:45,486 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 17:06:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 17:06:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 17:06:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 17:06:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 17:06:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:45,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:45,584 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:45,587 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:46,067 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:46,282 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:46,284 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 17:06:46,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:46 BoogieIcfgContainer [2022-10-17 17:06:46,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:46,296 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:46,297 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:46,340 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:46,341 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:46" (1/1) ... [2022-10-17 17:06:46,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:46,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2022-10-17 17:06:46,470 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-10-17 17:06:46,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:06:46,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:46,844 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 17:06:46,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:46,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2022-10-17 17:06:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-10-17 17:06:46,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:06:46,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:46,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,138 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 17:06:47,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:47,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 17:06:47,164 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 17:06:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:06:47,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:47,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,367 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 17:06:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:47,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2022-10-17 17:06:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2022-10-17 17:06:47,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:06:47,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:47,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,807 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 17:06:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2022-10-17 17:06:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2022-10-17 17:06:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:06:47,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:47,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:47,973 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 17:06:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2022-10-17 17:06:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2022-10-17 17:06:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:06:48,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,147 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 17:06:48,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 79 states and 114 transitions. [2022-10-17 17:06:48,493 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2022-10-17 17:06:48,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:06:48,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,579 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 17:06:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 80 states and 115 transitions. [2022-10-17 17:06:48,609 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 115 transitions. [2022-10-17 17:06:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:06:48,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,745 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 17:06:48,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:48,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 81 states and 116 transitions. [2022-10-17 17:06:48,763 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 116 transitions. [2022-10-17 17:06:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 17:06:48,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:48,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:48,926 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 17:06:49,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:49,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2022-10-17 17:06:49,028 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2022-10-17 17:06:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 17:06:49,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:49,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:49,210 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 17:06:49,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:49,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 92 states and 135 transitions. [2022-10-17 17:06:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 135 transitions. [2022-10-17 17:06:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 17:06:49,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:49,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:49,871 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 17:06:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 109 states and 174 transitions. [2022-10-17 17:06:51,144 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 174 transitions. [2022-10-17 17:06:51,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 17:06:51,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:51,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:51,786 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 17:06:52,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 115 states and 188 transitions. [2022-10-17 17:06:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 188 transitions. [2022-10-17 17:06:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:06:52,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:52,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:06:53,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 124 states and 214 transitions. [2022-10-17 17:06:53,289 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 214 transitions. [2022-10-17 17:06:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:06:53,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:53,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:53,642 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 17:06:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:55,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 134 states and 253 transitions. [2022-10-17 17:06:55,323 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 253 transitions. [2022-10-17 17:06:55,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:06:55,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:55,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:55,387 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 17:06:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:56,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 140 states and 271 transitions. [2022-10-17 17:06:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 271 transitions. [2022-10-17 17:06:56,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:06:56,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:56,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:56,128 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 17:06:56,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:56,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 142 states and 274 transitions. [2022-10-17 17:06:56,407 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 274 transitions. [2022-10-17 17:06:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:06:56,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:56,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:56,511 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 17:06:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:56,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 146 states and 283 transitions. [2022-10-17 17:06:56,582 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 283 transitions. [2022-10-17 17:06:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:06:56,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:56,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:56,643 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 17:06:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 148 states and 285 transitions. [2022-10-17 17:06:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 285 transitions. [2022-10-17 17:06:56,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:06:56,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:56,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:56,898 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 17:06:57,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:57,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 151 states and 291 transitions. [2022-10-17 17:06:57,203 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 291 transitions. [2022-10-17 17:06:57,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:06:57,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:57,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:57,285 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 17:06:57,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 153 states and 293 transitions. [2022-10-17 17:06:57,341 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 293 transitions. [2022-10-17 17:06:57,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:06:57,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:57,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:57,404 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 17:06:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:57,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 155 states and 295 transitions. [2022-10-17 17:06:57,455 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 295 transitions. [2022-10-17 17:06:57,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:06:57,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:57,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:58,085 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 17:07:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:01,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 174 states and 333 transitions. [2022-10-17 17:07:01,332 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 333 transitions. [2022-10-17 17:07:01,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:07:01,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:01,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:01,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:02,696 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:07:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 196 states and 394 transitions. [2022-10-17 17:07:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 394 transitions. [2022-10-17 17:07:08,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 17:07:08,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:08,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:09,579 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.