./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL --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 0b26970eb65416cb1a1e0bb57bcc2feb0d77f09134ca74c3d0e7292816d2c43c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:02,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:02,752 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:57:02,761 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:02,762 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:02,803 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:02,804 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:02,805 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:02,806 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:02,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:02,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:02,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:02,814 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:57:02,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:02,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:57:02,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:02,818 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:02,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:02,819 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:02,819 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:57:02,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:02,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:02,821 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:02,822 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:02,822 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:02,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:02,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:02,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:02,826 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:02,826 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:02,828 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:02,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:02,829 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:02,829 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_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b26970eb65416cb1a1e0bb57bcc2feb0d77f09134ca74c3d0e7292816d2c43c [2023-11-19 03:57:03,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:03,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:03,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:03,226 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:03,227 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:03,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2023-11-19 03:57:06,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:06,751 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:06,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c [2023-11-19 03:57:06,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/data/36c8224c8/611f40d36a9241b8a244cb5c6b9d9def/FLAGabb9ec1f0 [2023-11-19 03:57:06,790 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/data/36c8224c8/611f40d36a9241b8a244cb5c6b9d9def [2023-11-19 03:57:06,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:06,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:06,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:06,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:06,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:06,808 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:06" (1/1) ... [2023-11-19 03:57:06,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3889ecc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:06, skipping insertion in model container [2023-11-19 03:57:06,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:06" (1/1) ... [2023-11-19 03:57:06,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:07,187 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_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8611,8624] [2023-11-19 03:57:07,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:07,333 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:07,346 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-11-19 03:57:07,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [153] [2023-11-19 03:57:07,348 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [247] [2023-11-19 03:57:07,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [282] [2023-11-19 03:57:07,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [310] [2023-11-19 03:57:07,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [523] [2023-11-19 03:57:07,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [590] [2023-11-19 03:57:07,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] [2023-11-19 03:57:07,404 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_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/sv-benchmarks/c/product-lines/minepump_spec1_product31.cil.c[8611,8624] [2023-11-19 03:57:07,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:07,488 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:07,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07 WrapperNode [2023-11-19 03:57:07,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:07,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:07,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:07,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:07,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,573 INFO L138 Inliner]: procedures = 55, calls = 101, calls flagged for inlining = 20, calls inlined = 16, statements flattened = 174 [2023-11-19 03:57:07,573 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:07,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:07,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:07,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:07,586 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,607 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,614 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,615 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,618 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:07,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:07,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:07,619 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:07,620 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:07" (1/1) ... [2023-11-19 03:57:07,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:07,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:07,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:07,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:07,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:07,732 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 03:57:07,733 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 03:57:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-19 03:57:07,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-19 03:57:07,733 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 03:57:07,734 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 03:57:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 03:57:07,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 03:57:07,734 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 03:57:07,736 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 03:57:07,737 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:57:07,738 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:57:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 03:57:07,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 03:57:07,738 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 03:57:07,738 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 03:57:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 03:57:07,739 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 03:57:07,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:07,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:07,842 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:07,845 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:08,206 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:08,346 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:08,346 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:57:08,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:08 BoogieIcfgContainer [2023-11-19 03:57:08,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:08,363 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:08,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:08,374 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:08,374 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:08" (1/1) ... [2023-11-19 03:57:08,385 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:08,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 70 states and 93 transitions. [2023-11-19 03:57:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2023-11-19 03:57:08,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:57:08,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:08,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:08,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2023-11-19 03:57:08,785 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2023-11-19 03:57:08,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:57:08,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:08,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2023-11-19 03:57:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2023-11-19 03:57:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:57:08,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:08,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:09,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 82 states and 114 transitions. [2023-11-19 03:57:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2023-11-19 03:57:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:57:09,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 83 states and 115 transitions. [2023-11-19 03:57:09,367 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2023-11-19 03:57:09,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:09,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 84 states and 116 transitions. [2023-11-19 03:57:09,572 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2023-11-19 03:57:09,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:09,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:09,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:09,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 85 states and 117 transitions. [2023-11-19 03:57:09,664 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 117 transitions. [2023-11-19 03:57:09,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:57:09,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:09,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:10,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 102 states and 152 transitions. [2023-11-19 03:57:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 152 transitions. [2023-11-19 03:57:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:57:10,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:10,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 103 states and 153 transitions. [2023-11-19 03:57:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 153 transitions. [2023-11-19 03:57:10,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:57:10,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 112 states and 170 transitions. [2023-11-19 03:57:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2023-11-19 03:57:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:57:11,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:11,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 195 transitions. [2023-11-19 03:57:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2023-11-19 03:57:12,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:57:12,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 132 states and 207 transitions. [2023-11-19 03:57:12,126 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 207 transitions. [2023-11-19 03:57:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:57:12,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 133 states and 208 transitions. [2023-11-19 03:57:12,189 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 208 transitions. [2023-11-19 03:57:12,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:12,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:57:12,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 137 states and 216 transitions. [2023-11-19 03:57:12,326 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 216 transitions. [2023-11-19 03:57:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:57:12,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 144 states and 233 transitions. [2023-11-19 03:57:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2023-11-19 03:57:12,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:12,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:13,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 238 transitions. [2023-11-19 03:57:13,014 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2023-11-19 03:57:13,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:57:13,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 144 states and 232 transitions. [2023-11-19 03:57:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2023-11-19 03:57:13,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:57:13,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:13,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 153 states and 251 transitions. [2023-11-19 03:57:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 251 transitions. [2023-11-19 03:57:13,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:13,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:13,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 154 states and 252 transitions. [2023-11-19 03:57:13,813 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 252 transitions. [2023-11-19 03:57:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:13,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:13,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:57:15,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 157 states and 257 transitions. [2023-11-19 03:57:15,223 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2023-11-19 03:57:15,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:15,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 164 states and 273 transitions. [2023-11-19 03:57:15,891 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 273 transitions. [2023-11-19 03:57:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:57:15,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,928 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:15,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 165 states and 274 transitions. [2023-11-19 03:57:15,988 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 274 transitions. [2023-11-19 03:57:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:57:15,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:57:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 172 states and 286 transitions. [2023-11-19 03:57:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 286 transitions. [2023-11-19 03:57:16,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:16,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,238 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:57:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 286 transitions. [2023-11-19 03:57:16,264 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 286 transitions. [2023-11-19 03:57:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:57:16,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,323 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:57:16,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 174 states and 287 transitions. [2023-11-19 03:57:16,351 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 287 transitions. [2023-11-19 03:57:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:57:16,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,417 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:57:18,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:18,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 190 states and 322 transitions. [2023-11-19 03:57:18,168 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 322 transitions. [2023-11-19 03:57:18,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:57:18,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:18,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:18,269 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:57:18,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 191 states and 322 transitions. [2023-11-19 03:57:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 322 transitions. [2023-11-19 03:57:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:57:18,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:18,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:57:20,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 201 states and 341 transitions. [2023-11-19 03:57:20,173 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 341 transitions. [2023-11-19 03:57:20,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:57:20,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,246 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:57:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 202 states and 342 transitions. [2023-11-19 03:57:20,282 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 342 transitions. [2023-11-19 03:57:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:57:20,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,333 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:20,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 203 states and 343 transitions. [2023-11-19 03:57:20,373 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 343 transitions. [2023-11-19 03:57:20,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:57:20,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:57:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 206 states and 347 transitions. [2023-11-19 03:57:20,469 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 347 transitions. [2023-11-19 03:57:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:57:20,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,553 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:57:20,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 207 states and 348 transitions. [2023-11-19 03:57:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 348 transitions. [2023-11-19 03:57:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:57:20,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:57:21,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:21,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 208 states and 351 transitions. [2023-11-19 03:57:21,228 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 351 transitions. [2023-11-19 03:57:21,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:57:21,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:21,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:21,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 213 states and 360 transitions. [2023-11-19 03:57:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 360 transitions. [2023-11-19 03:57:21,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:57:21,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:21,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:21,494 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:57:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:21,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 214 states and 360 transitions. [2023-11-19 03:57:21,517 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 360 transitions. [2023-11-19 03:57:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:57:21,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:21,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:21,609 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:57:22,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:22,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 221 states and 371 transitions. [2023-11-19 03:57:22,481 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 371 transitions. [2023-11-19 03:57:22,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:22,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:22,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:22,525 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 222 states and 372 transitions. [2023-11-19 03:57:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 372 transitions. [2023-11-19 03:57:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:22,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:22,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:22,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:22,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 223 states and 375 transitions. [2023-11-19 03:57:22,930 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 375 transitions. [2023-11-19 03:57:22,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:57:22,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:22,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,036 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:57:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 229 states and 384 transitions. [2023-11-19 03:57:23,520 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 384 transitions. [2023-11-19 03:57:23,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:57:23,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,587 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:57:23,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 230 states and 385 transitions. [2023-11-19 03:57:23,624 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 385 transitions. [2023-11-19 03:57:23,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:57:23,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,666 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 232 states and 388 transitions. [2023-11-19 03:57:23,703 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 388 transitions. [2023-11-19 03:57:23,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:57:23,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,747 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:57:23,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 233 states and 388 transitions. [2023-11-19 03:57:23,781 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 388 transitions. [2023-11-19 03:57:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:57:23,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:57:23,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 236 states and 392 transitions. [2023-11-19 03:57:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 392 transitions. [2023-11-19 03:57:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:57:23,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:57:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 237 states and 393 transitions. [2023-11-19 03:57:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 393 transitions. [2023-11-19 03:57:23,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:57:23,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 03:57:24,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 240 states and 398 transitions. [2023-11-19 03:57:24,069 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 398 transitions. [2023-11-19 03:57:24,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:57:24,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:24,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:24,127 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-19 03:57:24,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:24,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 241 states and 399 transitions. [2023-11-19 03:57:24,176 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 399 transitions. [2023-11-19 03:57:24,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:57:24,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:24,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 03:57:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 103 states and 136 transitions. [2023-11-19 03:57:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2023-11-19 03:57:24,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:57:24,270 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2023-11-19 03:57:24,285 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:57:24,629 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:57:24,638 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,638 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,639 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,639 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-19 03:57:24,640 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,640 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,640 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,640 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,640 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,640 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,641 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,641 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-19 03:57:24,642 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:57:24,643 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2023-11-19 03:57:24,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:57:24 ImpRootNode [2023-11-19 03:57:24,645 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:57:24,646 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:57:24,646 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:57:24,647 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:57:24,647 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:08" (3/4) ... [2023-11-19 03:57:24,650 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:57:24,657 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-19 03:57:24,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-19 03:57:24,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-19 03:57:24,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-19 03:57:24,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-19 03:57:24,658 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-19 03:57:24,659 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-19 03:57:24,659 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2023-11-19 03:57:24,659 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2023-11-19 03:57:24,676 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2023-11-19 03:57:24,677 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 03:57:24,678 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 03:57:24,679 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:57:24,680 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:57:24,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) [2023-11-19 03:57:24,720 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 03:57:24,783 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) [2023-11-19 03:57:24,784 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning)) [2023-11-19 03:57:24,846 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:57:24,847 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:57:24,847 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:57:24,848 INFO L158 Benchmark]: Toolchain (without parser) took 18052.47ms. Allocated memory was 127.9MB in the beginning and 281.0MB in the end (delta: 153.1MB). Free memory was 81.8MB in the beginning and 91.4MB in the end (delta: -9.6MB). Peak memory consumption was 144.2MB. Max. memory is 16.1GB. [2023-11-19 03:57:24,848 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 127.9MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:24,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.02ms. Allocated memory is still 127.9MB. Free memory was 81.5MB in the beginning and 62.3MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:57:24,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.37ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 62.3MB in the beginning and 129.2MB in the end (delta: -67.0MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2023-11-19 03:57:24,850 INFO L158 Benchmark]: Boogie Preprocessor took 44.06ms. Allocated memory is still 159.4MB. Free memory was 129.2MB in the beginning and 131.6MB in the end (delta: -2.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:24,850 INFO L158 Benchmark]: RCFGBuilder took 742.69ms. Allocated memory is still 159.4MB. Free memory was 131.6MB in the beginning and 107.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:24,851 INFO L158 Benchmark]: CodeCheck took 16283.08ms. Allocated memory was 159.4MB in the beginning and 281.0MB in the end (delta: 121.6MB). Free memory was 107.5MB in the beginning and 98.7MB in the end (delta: 8.8MB). Peak memory consumption was 131.4MB. Max. memory is 16.1GB. [2023-11-19 03:57:24,851 INFO L158 Benchmark]: Witness Printer took 201.26ms. Allocated memory is still 281.0MB. Free memory was 98.7MB in the beginning and 91.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:57:24,856 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 10 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.9s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16350 SdHoareTripleChecker+Valid, 34.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9969 mSDsluCounter, 21511 SdHoareTripleChecker+Invalid, 29.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16047 mSDsCounter, 5679 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19686 IncrementalHoareTripleChecker+Invalid, 25365 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5679 mSolverCounterUnsat, 5464 mSDtfsCounter, 19686 mSolverCounterSat, 1.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19155 GetRequests, 18931 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20696 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 2018 NumberOfCodeBlocks, 2018 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 1972 ConstructedInterpolants, 0 QuantifiedInterpolants, 3995 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 40 PerfectInterpolantSequences, 718/751 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: 595]: 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: 353]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical) || !((tmp == 0))) - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 512]: 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: 285]: 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)) && (methaneLevelCritical == 0)) && (tmp == 1)) - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning)) || (!((pumpRunning == 0)) && !((methaneLevelCritical == 0)))) || (!((pumpRunning == 0)) && !((0 == systemActive)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 127.9MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.02ms. Allocated memory is still 127.9MB. Free memory was 81.5MB in the beginning and 62.3MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.37ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 62.3MB in the beginning and 129.2MB in the end (delta: -67.0MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.06ms. Allocated memory is still 159.4MB. Free memory was 129.2MB in the beginning and 131.6MB in the end (delta: -2.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. * RCFGBuilder took 742.69ms. Allocated memory is still 159.4MB. Free memory was 131.6MB in the beginning and 107.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 16283.08ms. Allocated memory was 159.4MB in the beginning and 281.0MB in the end (delta: 121.6MB). Free memory was 107.5MB in the beginning and 98.7MB in the end (delta: 8.8MB). Peak memory consumption was 131.4MB. Max. memory is 16.1GB. * Witness Printer took 201.26ms. Allocated memory is still 281.0MB. Free memory was 98.7MB in the beginning and 91.4MB 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,"Environment.i","") [153] - GenericResultAtLocation [Line: 247]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [247] - GenericResultAtLocation [Line: 282]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [282] - GenericResultAtLocation [Line: 310]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [310] - GenericResultAtLocation [Line: 523]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [523] - GenericResultAtLocation [Line: 590]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [590] - GenericResultAtLocation [Line: 599]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] RESULT: Ultimate proved your program to be correct! [2023-11-19 03:57:24,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b74d4e-e34b-4d4b-8034-d38655dabdc1/bin/ukojak-verify-G8NBE6pJGL/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