./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 a933c7098679a6972748d486040a9bdf507acce33a33e1309286157bdff8c762 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:34:49,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:34:49,204 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:34:49,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:34:49,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:34:49,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:34:49,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:34:49,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:34:49,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:34:49,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:34:49,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:34:49,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:34:49,236 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:34:49,237 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:34:49,237 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:34:49,238 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:34:49,238 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:34:49,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:34:49,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:34:49,240 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:34:49,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:34:49,241 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:34:49,242 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:34:49,242 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:34:49,243 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:34:49,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:34:49,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:34:49,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:34:49,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:34:49,245 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:34:49,245 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:34:49,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:34:49,246 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:34:49,246 INFO L153 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_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a933c7098679a6972748d486040a9bdf507acce33a33e1309286157bdff8c762 [2023-12-02 21:34:49,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:34:49,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:34:49,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:34:49,520 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:34:49,520 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:34:49,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2023-12-02 21:34:52,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:34:52,549 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:34:52,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c [2023-12-02 21:34:52,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/data/aa3062eed/33c1132824d94ab5b700848f2144ada0/FLAGc3d8ce278 [2023-12-02 21:34:52,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/data/aa3062eed/33c1132824d94ab5b700848f2144ada0 [2023-12-02 21:34:52,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:34:52,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:34:52,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:34:52,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:34:52,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:34:52,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:34:52" (1/1) ... [2023-12-02 21:34:52,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bdaf90e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:52, skipping insertion in model container [2023-12-02 21:34:52,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:34:52" (1/1) ... [2023-12-02 21:34:52,672 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:34:52,925 WARN L240 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_a87bb063-f503-4c46-8140-869eeee05c8f/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c[18260,18273] [2023-12-02 21:34:52,930 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:34:52,941 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:34:52,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-12-02 21:34:52,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [153] [2023-12-02 21:34:52,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [519] [2023-12-02 21:34:52,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [590] [2023-12-02 21:34:52,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [799] [2023-12-02 21:34:52,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [889] [2023-12-02 21:34:52,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [916] [2023-12-02 21:34:52,952 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [951] [2023-12-02 21:34:53,014 WARN L240 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_a87bb063-f503-4c46-8140-869eeee05c8f/sv-benchmarks/c/product-lines/minepump_spec4_product24.cil.c[18260,18273] [2023-12-02 21:34:53,015 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:34:53,033 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:34:53,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53 WrapperNode [2023-12-02 21:34:53,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:34:53,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:34:53,035 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:34:53,035 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:34:53,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,057 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,084 INFO L138 Inliner]: procedures = 55, calls = 100, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 198 [2023-12-02 21:34:53,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:34:53,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:34:53,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:34:53,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:34:53,094 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,097 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,112 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:34:53,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:34:53,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:34:53,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:34:53,118 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:34:53,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:34:53,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:34:53,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:34:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:34:53,189 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-02 21:34:53,189 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-02 21:34:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-02 21:34:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-02 21:34:53,190 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-02 21:34:53,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-02 21:34:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-02 21:34:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-02 21:34:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-12-02 21:34:53,191 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-12-02 21:34:53,191 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-02 21:34:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-02 21:34:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:34:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-02 21:34:53,192 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-02 21:34:53,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:34:53,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:34:53,277 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:34:53,279 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:34:53,530 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:34:53,631 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:34:53,631 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 21:34:53,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:34:53 BoogieIcfgContainer [2023-12-02 21:34:53,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:34:53,634 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:34:53,634 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:34:53,644 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:34:53,644 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:34:53" (1/1) ... [2023-12-02 21:34:53,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:34:53,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2023-12-02 21:34:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-12-02 21:34:53,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:34:53,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:53,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:53,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:53,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:53,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2023-12-02 21:34:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2023-12-02 21:34:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:34:53,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:53,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:54,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 62 states and 83 transitions. [2023-12-02 21:34:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2023-12-02 21:34:54,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 21:34:54,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:54,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:54,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:54,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:54,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2023-12-02 21:34:54,253 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2023-12-02 21:34:54,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:34:54,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:54,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:54,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:54,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 73 states and 103 transitions. [2023-12-02 21:34:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2023-12-02 21:34:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:34:54,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:54,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:54,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:54,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:54,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 74 states and 104 transitions. [2023-12-02 21:34:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2023-12-02 21:34:54,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:34:54,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:54,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:54,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:55,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 90 states and 135 transitions. [2023-12-02 21:34:55,257 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 135 transitions. [2023-12-02 21:34:55,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:34:55,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:55,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:55,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2023-12-02 21:34:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2023-12-02 21:34:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:34:55,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:55,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:55,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:55,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 95 states and 145 transitions. [2023-12-02 21:34:55,423 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2023-12-02 21:34:55,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:34:55,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:55,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:55,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 96 states and 146 transitions. [2023-12-02 21:34:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2023-12-02 21:34:55,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:34:55,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:55,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 97 states and 147 transitions. [2023-12-02 21:34:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2023-12-02 21:34:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:34:55,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:56,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:56,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 112 states and 183 transitions. [2023-12-02 21:34:56,604 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 183 transitions. [2023-12-02 21:34:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:34:56,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:56,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:56,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:56,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:56,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 113 states and 184 transitions. [2023-12-02 21:34:56,748 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 184 transitions. [2023-12-02 21:34:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:34:56,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:56,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:56,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:57,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:58,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 126 states and 216 transitions. [2023-12-02 21:34:58,141 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 216 transitions. [2023-12-02 21:34:58,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:34:58,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:58,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:58,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:58,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:58,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 127 states and 217 transitions. [2023-12-02 21:34:58,268 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 217 transitions. [2023-12-02 21:34:58,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:34:58,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:58,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:58,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:58,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 128 states and 218 transitions. [2023-12-02 21:34:58,454 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 218 transitions. [2023-12-02 21:34:58,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:34:58,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:58,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:34:58,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 219 transitions. [2023-12-02 21:34:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 219 transitions. [2023-12-02 21:34:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:34:58,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:58,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:34:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:59,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 239 transitions. [2023-12-02 21:34:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 239 transitions. [2023-12-02 21:34:59,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:34:59,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:59,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:34:59,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:59,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 251 transitions. [2023-12-02 21:34:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 251 transitions. [2023-12-02 21:34:59,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:34:59,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:59,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:34:59,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:59,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 145 states and 252 transitions. [2023-12-02 21:34:59,427 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 252 transitions. [2023-12-02 21:34:59,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:34:59,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:59,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:59,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:34:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:59,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 146 states and 253 transitions. [2023-12-02 21:34:59,494 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 253 transitions. [2023-12-02 21:34:59,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:34:59,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:59,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:34:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 147 states and 255 transitions. [2023-12-02 21:34:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2023-12-02 21:34:59,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:34:59,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:59,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:59,606 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:34:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:34:59,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 148 states and 257 transitions. [2023-12-02 21:34:59,648 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 257 transitions. [2023-12-02 21:34:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:34:59,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:34:59,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:34:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:34:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:35:00,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:00,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 160 states and 292 transitions. [2023-12-02 21:35:00,325 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 292 transitions. [2023-12-02 21:35:00,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:35:00,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:00,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:00,722 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:35:02,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:02,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 168 states and 324 transitions. [2023-12-02 21:35:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 324 transitions. [2023-12-02 21:35:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:35:02,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:02,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:35:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:02,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 169 states and 325 transitions. [2023-12-02 21:35:02,635 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 325 transitions. [2023-12-02 21:35:02,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:35:02,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:02,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:02,722 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:35:02,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 170 states and 326 transitions. [2023-12-02 21:35:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 326 transitions. [2023-12-02 21:35:02,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:35:02,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:02,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:02,817 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:35:03,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:03,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 171 states and 324 transitions. [2023-12-02 21:35:03,112 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 324 transitions. [2023-12-02 21:35:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:35:03,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:03,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:03,191 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:35:03,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:03,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 174 states and 336 transitions. [2023-12-02 21:35:03,268 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 336 transitions. [2023-12-02 21:35:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:35:03,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:03,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:35:03,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:03,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 176 states and 343 transitions. [2023-12-02 21:35:03,729 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 343 transitions. [2023-12-02 21:35:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:35:03,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:03,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:35:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:03,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 174 states and 335 transitions. [2023-12-02 21:35:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 335 transitions. [2023-12-02 21:35:03,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 21:35:03,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:03,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:03,896 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:35:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 177 states and 341 transitions. [2023-12-02 21:35:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 341 transitions. [2023-12-02 21:35:04,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:35:04,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:04,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:35:05,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 180 states and 347 transitions. [2023-12-02 21:35:05,978 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 347 transitions. [2023-12-02 21:35:05,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:35:05,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:05,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 21:35:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 186 states and 357 transitions. [2023-12-02 21:35:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 357 transitions. [2023-12-02 21:35:06,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:35:06,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:06,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:35:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 189 states and 368 transitions. [2023-12-02 21:35:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 368 transitions. [2023-12-02 21:35:06,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:35:06,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:06,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:35:07,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:07,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 191 states and 371 transitions. [2023-12-02 21:35:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 371 transitions. [2023-12-02 21:35:07,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:35:07,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:07,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:35:08,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:08,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 196 states and 383 transitions. [2023-12-02 21:35:08,045 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 383 transitions. [2023-12-02 21:35:08,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:35:08,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:08,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:08,449 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:35:10,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:10,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 200 states and 391 transitions. [2023-12-02 21:35:10,273 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 391 transitions. [2023-12-02 21:35:10,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:35:10,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:10,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:35:10,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:10,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 200 states and 386 transitions. [2023-12-02 21:35:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 386 transitions. [2023-12-02 21:35:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:35:10,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:10,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:10,694 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 21:35:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:10,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 201 states and 387 transitions. [2023-12-02 21:35:10,731 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 387 transitions. [2023-12-02 21:35:10,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:35:10,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:10,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:10,793 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 21:35:10,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 202 states and 388 transitions. [2023-12-02 21:35:10,821 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 388 transitions. [2023-12-02 21:35:10,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:35:10,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:10,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:10,853 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:35:11,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:11,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 203 states and 391 transitions. [2023-12-02 21:35:11,181 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 391 transitions. [2023-12-02 21:35:11,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:35:11,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:11,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:35:11,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:11,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 208 states and 400 transitions. [2023-12-02 21:35:11,384 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 400 transitions. [2023-12-02 21:35:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:35:11,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:11,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:35:11,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 209 states and 400 transitions. [2023-12-02 21:35:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 400 transitions. [2023-12-02 21:35:11,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 21:35:11,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:11,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:11,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:35:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:11,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 210 states and 401 transitions. [2023-12-02 21:35:11,557 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 401 transitions. [2023-12-02 21:35:11,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:35:11,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:11,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:11,605 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:35:11,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:11,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 211 states and 402 transitions. [2023-12-02 21:35:11,659 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 402 transitions. [2023-12-02 21:35:11,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:35:11,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:11,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:35:12,130 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:35:14,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:14,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 115 states and 167 transitions. [2023-12-02 21:35:14,266 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 167 transitions. [2023-12-02 21:35:14,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:35:14,267 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2023-12-02 21:35:14,273 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:35:14,603 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,607 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,607 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,607 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,607 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,607 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,607 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,607 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2023-12-02 21:35:14,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,611 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,611 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,611 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-12-02 21:35:14,611 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-12-02 21:35:14,612 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-02 21:35:14,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:35:14,612 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2023-12-02 21:35:14,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:35:14 ImpRootNode [2023-12-02 21:35:14,614 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:35:14,614 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:35:14,614 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:35:14,614 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:35:14,615 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:34:53" (3/4) ... [2023-12-02 21:35:14,616 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:35:14,619 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-12-02 21:35:14,619 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-12-02 21:35:14,619 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-12-02 21:35:14,619 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-12-02 21:35:14,619 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-12-02 21:35:14,620 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-12-02 21:35:14,620 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2023-12-02 21:35:14,628 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2023-12-02 21:35:14,628 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-12-02 21:35:14,629 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 21:35:14,630 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:35:14,631 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:35:14,662 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && !((0 == systemActive)))) [2023-12-02 21:35:14,663 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && (waterLevel == 1))) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) || ((!((waterLevel == 1)) && !((\old(pumpRunning) == 0))) && (waterLevel < 2))) [2023-12-02 21:35:14,664 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-12-02 21:35:14,665 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((waterLevel == 1)) && !((pumpRunning == \old(pumpRunning)))) || !((pumpRunning == 0))) || (tmp == waterLevel)) || !((!((\old(pumpRunning) == 0)) || (\old(waterLevel) == tmp)))) [2023-12-02 21:35:14,709 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && !((0 == systemActive)))) [2023-12-02 21:35:14,709 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && (waterLevel == 1))) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) || ((!((waterLevel == 1)) && !((\old(pumpRunning) == 0))) && (waterLevel < 2))) [2023-12-02 21:35:14,709 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-12-02 21:35:14,710 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((waterLevel == 1)) && !((pumpRunning == \old(pumpRunning)))) || !((pumpRunning == 0))) || (tmp == waterLevel)) || !((!((\old(pumpRunning) == 0)) || (\old(waterLevel) == tmp)))) [2023-12-02 21:35:14,759 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:35:14,760 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:35:14,760 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:35:14,761 INFO L158 Benchmark]: Toolchain (without parser) took 22171.31ms. Allocated memory was 157.3MB in the beginning and 327.2MB in the end (delta: 169.9MB). Free memory was 130.2MB in the beginning and 255.9MB in the end (delta: -125.7MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2023-12-02 21:35:14,761 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:35:14,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 444.10ms. Allocated memory is still 157.3MB. Free memory was 130.2MB in the beginning and 111.1MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 21:35:14,762 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.88ms. Allocated memory is still 157.3MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:35:14,763 INFO L158 Benchmark]: Boogie Preprocessor took 30.26ms. Allocated memory is still 157.3MB. Free memory was 108.3MB in the beginning and 106.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:35:14,763 INFO L158 Benchmark]: RCFGBuilder took 516.64ms. Allocated memory is still 157.3MB. Free memory was 106.9MB in the beginning and 81.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:35:14,763 INFO L158 Benchmark]: CodeCheck took 20980.00ms. Allocated memory was 157.3MB in the beginning and 327.2MB in the end (delta: 169.9MB). Free memory was 81.7MB in the beginning and 263.2MB in the end (delta: -181.5MB). Peak memory consumption was 154.6MB. Max. memory is 16.1GB. [2023-12-02 21:35:14,764 INFO L158 Benchmark]: Witness Printer took 145.81ms. Allocated memory is still 327.2MB. Free memory was 263.2MB in the beginning and 255.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:35:14,766 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.6s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14121 SdHoareTripleChecker+Valid, 31.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8259 mSDsluCounter, 17524 SdHoareTripleChecker+Invalid, 26.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12883 mSDsCounter, 5640 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21081 IncrementalHoareTripleChecker+Invalid, 26721 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5640 mSolverCounterUnsat, 4641 mSDtfsCounter, 21081 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18987 GetRequests, 18580 SyntacticMatches, 103 SemanticMatches, 304 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43063 ImplicationChecksByTransitivity, 14.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1731 NumberOfCodeBlocks, 1731 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 1685 ConstructedInterpolants, 0 QuantifiedInterpolants, 4373 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 36 PerfectInterpolantSequences, 496/532 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 956]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 956]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: (((!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && (waterLevel == 1))) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) || ((!((waterLevel == 1)) && !((\old(pumpRunning) == 0))) && (waterLevel < 2))) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((((tmp == systemActive) && (pumpRunning == 0)) && (tmp == 1)) && (waterLevel == 1)) - InvariantResult [Line: 899]: Loop Invariant Derived loop invariant: ((((!((waterLevel == 1)) && !((pumpRunning == \old(pumpRunning)))) || !((pumpRunning == 0))) || (tmp == waterLevel)) || !((!((\old(pumpRunning) == 0)) || (\old(waterLevel) == tmp)))) - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: ((!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && (\old(waterLevel) == waterLevel))) || (((pumpRunning == \old(pumpRunning)) && (waterLevel == 1)) && !((0 == systemActive)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 444.10ms. Allocated memory is still 157.3MB. Free memory was 130.2MB in the beginning and 111.1MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.88ms. Allocated memory is still 157.3MB. Free memory was 110.4MB in the beginning and 108.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.26ms. Allocated memory is still 157.3MB. Free memory was 108.3MB in the beginning and 106.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.64ms. Allocated memory is still 157.3MB. Free memory was 106.9MB in the beginning and 81.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 20980.00ms. Allocated memory was 157.3MB in the beginning and 327.2MB in the end (delta: 169.9MB). Free memory was 81.7MB in the beginning and 263.2MB in the end (delta: -181.5MB). Peak memory consumption was 154.6MB. Max. memory is 16.1GB. * Witness Printer took 145.81ms. Allocated memory is still 327.2MB. Free memory was 263.2MB in the beginning and 255.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] - GenericResultAtLocation [Line: 153]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [153] - GenericResultAtLocation [Line: 519]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [519] - GenericResultAtLocation [Line: 590]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [590] - GenericResultAtLocation [Line: 799]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [799] - GenericResultAtLocation [Line: 889]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [889] - GenericResultAtLocation [Line: 916]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [916] - GenericResultAtLocation [Line: 951]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [951] RESULT: Ultimate proved your program to be correct! [2023-12-02 21:35:14,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87bb063-f503-4c46-8140-869eeee05c8f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE