./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.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_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi --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 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:16,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:16,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:10:16,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:16,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:16,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:16,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:16,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:16,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:16,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:16,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:16,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:16,402 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:16,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:16,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:16,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:16,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:16,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:16,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:16,407 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:16,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:16,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:16,409 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:16,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:16,410 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:16,410 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:16,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:16,411 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:16,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:16,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:16,414 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:16,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:16,414 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:16,415 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_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f236da57fa92653d636674a80852c8106739bc443cbd0a5f898a694ed49c247 [2023-11-24 23:10:16,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:16,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:16,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:16,795 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:16,796 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:16,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2023-11-24 23:10:20,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:20,482 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:20,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c [2023-11-24 23:10:20,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/data/0b4c7a97c/ccdeddba8881437eac1a1c1a8a3f4528/FLAG5de6a315d [2023-11-24 23:10:20,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/data/0b4c7a97c/ccdeddba8881437eac1a1c1a8a3f4528 [2023-11-24 23:10:20,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:20,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:20,532 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:20,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:20,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:20,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:20" (1/1) ... [2023-11-24 23:10:20,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6904b707 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:20, skipping insertion in model container [2023-11-24 23:10:20,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:20" (1/1) ... [2023-11-24 23:10:20,626 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:20,792 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_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c[2141,2154] [2023-11-24 23:10:20,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:21,028 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:21,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-24 23:10:21,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87] [2023-11-24 23:10:21,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96] [2023-11-24 23:10:21,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192] [2023-11-24 23:10:21,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393] [2023-11-24 23:10:21,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463] [2023-11-24 23:10:21,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502] [2023-11-24 23:10:21,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] [2023-11-24 23:10:21,070 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_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/sv-benchmarks/c/product-lines/minepump_spec2_product28.cil.c[2141,2154] [2023-11-24 23:10:21,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:21,194 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:21,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21 WrapperNode [2023-11-24 23:10:21,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:21,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:21,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:21,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:21,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,267 INFO L138 Inliner]: procedures = 56, calls = 99, calls flagged for inlining = 23, calls inlined = 18, statements flattened = 174 [2023-11-24 23:10:21,267 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:21,268 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:21,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:21,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:21,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:21,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:21,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:21,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:21,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:21,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:21,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:21,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:21,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 23:10:21,408 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 23:10:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 23:10:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 23:10:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 23:10:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 23:10:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-24 23:10:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-24 23:10:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 23:10:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 23:10:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-24 23:10:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-24 23:10:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 23:10:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 23:10:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:21,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:21,490 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:21,492 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:21,881 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:21,986 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:21,986 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:10:21,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:21 BoogieIcfgContainer [2023-11-24 23:10:21,988 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:21,989 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:21,989 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:22,000 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:22,001 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:21" (1/1) ... [2023-11-24 23:10:22,011 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2023-11-24 23:10:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-24 23:10:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:10:22,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:22,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:22,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:22,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2023-11-24 23:10:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-11-24 23:10:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:10:22,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:22,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:22,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:22,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2023-11-24 23:10:22,553 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2023-11-24 23:10:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:10:22,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:22,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:22,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2023-11-24 23:10:22,701 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-24 23:10:22,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:10:22,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:22,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:22,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:22,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2023-11-24 23:10:22,858 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-24 23:10:22,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:10:22,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:22,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:22,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:22,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:22,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2023-11-24 23:10:22,951 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-24 23:10:22,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:10:22,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:22,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:23,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 101 transitions. [2023-11-24 23:10:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2023-11-24 23:10:23,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:10:23,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:23,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:23,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:23,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 90 states and 136 transitions. [2023-11-24 23:10:23,593 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 136 transitions. [2023-11-24 23:10:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:10:23,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:23,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:23,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:23,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 147 transitions. [2023-11-24 23:10:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2023-11-24 23:10:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:10:23,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:23,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:23,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:23,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:23,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 96 states and 148 transitions. [2023-11-24 23:10:23,808 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2023-11-24 23:10:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:10:23,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:23,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:23,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 97 states and 149 transitions. [2023-11-24 23:10:23,882 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2023-11-24 23:10:23,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:10:23,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:23,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:23,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:24,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:24,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 103 states and 162 transitions. [2023-11-24 23:10:24,018 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2023-11-24 23:10:24,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:10:24,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:24,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:24,068 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 107 states and 169 transitions. [2023-11-24 23:10:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 169 transitions. [2023-11-24 23:10:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:10:24,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:24,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:24,359 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:24,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:24,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 108 states and 170 transitions. [2023-11-24 23:10:24,391 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2023-11-24 23:10:24,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:10:24,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:24,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:24,444 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:10:24,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:24,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 109 states and 171 transitions. [2023-11-24 23:10:24,476 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 171 transitions. [2023-11-24 23:10:24,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:10:24,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:24,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:24,734 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:26,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 126 states and 220 transitions. [2023-11-24 23:10:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 220 transitions. [2023-11-24 23:10:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:10:26,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:26,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:27,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 141 states and 254 transitions. [2023-11-24 23:10:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 254 transitions. [2023-11-24 23:10:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:27,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:27,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:29,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 153 states and 286 transitions. [2023-11-24 23:10:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2023-11-24 23:10:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:29,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:29,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:29,106 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:29,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:29,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 154 states and 287 transitions. [2023-11-24 23:10:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 287 transitions. [2023-11-24 23:10:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:10:29,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:29,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:29,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 162 states and 316 transitions. [2023-11-24 23:10:29,847 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 316 transitions. [2023-11-24 23:10:29,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:10:29,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:29,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:29,948 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:29,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:29,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 163 states and 317 transitions. [2023-11-24 23:10:29,988 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 317 transitions. [2023-11-24 23:10:29,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:29,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:29,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:30,028 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:10:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 171 states and 336 transitions. [2023-11-24 23:10:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 336 transitions. [2023-11-24 23:10:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:31,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,548 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:10:31,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 338 transitions. [2023-11-24 23:10:31,582 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 338 transitions. [2023-11-24 23:10:31,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:10:31,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:31,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:10:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 174 states and 331 transitions. [2023-11-24 23:10:32,016 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 331 transitions. [2023-11-24 23:10:32,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:10:32,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,094 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:32,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 177 states and 337 transitions. [2023-11-24 23:10:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 337 transitions. [2023-11-24 23:10:32,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:10:32,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,465 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:10:32,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 178 states and 337 transitions. [2023-11-24 23:10:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 337 transitions. [2023-11-24 23:10:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:32,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:10:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 180 states and 339 transitions. [2023-11-24 23:10:32,592 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 339 transitions. [2023-11-24 23:10:32,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:10:32,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,626 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 181 states and 340 transitions. [2023-11-24 23:10:32,686 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 340 transitions. [2023-11-24 23:10:32,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:10:32,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,724 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:32,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 182 states and 343 transitions. [2023-11-24 23:10:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 343 transitions. [2023-11-24 23:10:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:10:32,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:32,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:32,942 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:33,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:33,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 187 states and 351 transitions. [2023-11-24 23:10:33,502 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 351 transitions. [2023-11-24 23:10:33,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:10:33,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:33,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:33,537 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:10:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 188 states and 352 transitions. [2023-11-24 23:10:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 352 transitions. [2023-11-24 23:10:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:10:33,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:33,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:33,637 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:10:33,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:33,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 194 states and 361 transitions. [2023-11-24 23:10:33,795 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 361 transitions. [2023-11-24 23:10:33,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:10:33,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:33,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:33,885 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:10:34,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 195 states and 362 transitions. [2023-11-24 23:10:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 362 transitions. [2023-11-24 23:10:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:34,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:34,497 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-24 23:10:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 201 states and 373 transitions. [2023-11-24 23:10:34,664 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 373 transitions. [2023-11-24 23:10:34,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:10:34,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:34,705 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:10:34,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 202 states and 374 transitions. [2023-11-24 23:10:34,734 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 374 transitions. [2023-11-24 23:10:34,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:10:34,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:34,775 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:10:34,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 203 states and 375 transitions. [2023-11-24 23:10:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 375 transitions. [2023-11-24 23:10:34,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:10:34,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:34,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-24 23:10:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 204 states and 376 transitions. [2023-11-24 23:10:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 376 transitions. [2023-11-24 23:10:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:10:35,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 40 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:10:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 205 states and 377 transitions. [2023-11-24 23:10:35,349 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 377 transitions. [2023-11-24 23:10:35,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:10:35,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,423 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-24 23:10:35,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 206 states and 377 transitions. [2023-11-24 23:10:35,452 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 377 transitions. [2023-11-24 23:10:35,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 23:10:35,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,527 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 23:10:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 209 states and 382 transitions. [2023-11-24 23:10:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 382 transitions. [2023-11-24 23:10:35,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-24 23:10:35,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:35,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:35,765 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:10:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 213 states and 388 transitions. [2023-11-24 23:10:36,097 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 388 transitions. [2023-11-24 23:10:36,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-24 23:10:36,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:36,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,153 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-24 23:10:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 214 states and 389 transitions. [2023-11-24 23:10:36,188 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 389 transitions. [2023-11-24 23:10:36,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-24 23:10:36,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:36,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:36,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,383 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-24 23:10:36,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 217 states and 393 transitions. [2023-11-24 23:10:36,567 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 393 transitions. [2023-11-24 23:10:36,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-24 23:10:36,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:36,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,634 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-11-24 23:10:36,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 220 states and 397 transitions. [2023-11-24 23:10:36,679 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 397 transitions. [2023-11-24 23:10:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-24 23:10:36,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:36,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-11-24 23:10:36,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:36,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 79 states and 112 transitions. [2023-11-24 23:10:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2023-11-24 23:10:36,801 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 23:10:36,801 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 45 iterations. [2023-11-24 23:10:36,810 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 23:10:37,088 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,092 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,092 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,092 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,092 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,092 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2023-11-24 23:10:37,095 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,096 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,096 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,096 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-24 23:10:37,096 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,096 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2023-11-24 23:10:37,097 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,097 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,097 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 23:10:37,097 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2023-11-24 23:10:37,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:10:37 ImpRootNode [2023-11-24 23:10:37,098 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:10:37,098 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:10:37,099 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:10:37,099 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:10:37,099 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:21" (3/4) ... [2023-11-24 23:10:37,104 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 23:10:37,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2023-11-24 23:10:37,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-24 23:10:37,112 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-24 23:10:37,113 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-24 23:10:37,113 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-24 23:10:37,113 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-24 23:10:37,113 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-24 23:10:37,127 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2023-11-24 23:10:37,127 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-24 23:10:37,128 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-24 23:10:37,129 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:10:37,129 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 23:10:37,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-24 23:10:37,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && !((0 == systemActive)))) [2023-11-24 23:10:37,234 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) [2023-11-24 23:10:37,235 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && !((0 == systemActive)))) [2023-11-24 23:10:37,294 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 23:10:37,295 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 23:10:37,295 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:10:37,296 INFO L158 Benchmark]: Toolchain (without parser) took 16765.35ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 124.1MB in the beginning and 211.4MB in the end (delta: -87.2MB). Peak memory consumption was 132.9MB. Max. memory is 16.1GB. [2023-11-24 23:10:37,296 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 119.5MB. Free memory is still 67.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:37,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 662.69ms. Allocated memory is still 172.0MB. Free memory was 124.1MB in the beginning and 104.9MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:10:37,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.74ms. Allocated memory is still 172.0MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:37,297 INFO L158 Benchmark]: Boogie Preprocessor took 33.63ms. Allocated memory is still 172.0MB. Free memory was 102.2MB in the beginning and 101.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:37,298 INFO L158 Benchmark]: RCFGBuilder took 685.51ms. Allocated memory is still 172.0MB. Free memory was 101.1MB in the beginning and 132.6MB in the end (delta: -31.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-11-24 23:10:37,298 INFO L158 Benchmark]: CodeCheck took 15108.86ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 132.6MB in the beginning and 76.9MB in the end (delta: 55.8MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. [2023-11-24 23:10:37,299 INFO L158 Benchmark]: Witness Printer took 196.75ms. Allocated memory is still 249.6MB. Free memory was 76.9MB in the beginning and 211.4MB in the end (delta: -134.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:10:37,301 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, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.8s, OverallIterations: 45, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13876 SdHoareTripleChecker+Valid, 31.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8474 mSDsluCounter, 18512 SdHoareTripleChecker+Invalid, 26.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13705 mSDsCounter, 4601 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17383 IncrementalHoareTripleChecker+Invalid, 21984 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4601 mSolverCounterUnsat, 4807 mSDtfsCounter, 17383 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20116 GetRequests, 19908 SyntacticMatches, 2 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16779 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 2228 NumberOfCodeBlocks, 2228 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 2184 ConstructedInterpolants, 0 QuantifiedInterpolants, 4210 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 44 InterpolantComputations, 32 PerfectInterpolantSequences, 1310/1375 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: 92]: 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: 404]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (!((pumpRunning == 0)) || ((pumpRunning == \old(pumpRunning)) && !((0 == systemActive)))) - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (1 == systemActive)) - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: (!((pumpRunning == 0)) || (tmp == methaneLevelCritical)) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 92]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning)) || !((pumpRunning == 0))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 119.5MB. Free memory is still 67.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 662.69ms. Allocated memory is still 172.0MB. Free memory was 124.1MB in the beginning and 104.9MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.74ms. Allocated memory is still 172.0MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.63ms. Allocated memory is still 172.0MB. Free memory was 102.2MB in the beginning and 101.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 685.51ms. Allocated memory is still 172.0MB. Free memory was 101.1MB in the beginning and 132.6MB in the end (delta: -31.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 15108.86ms. Allocated memory was 172.0MB in the beginning and 249.6MB in the end (delta: 77.6MB). Free memory was 132.6MB in the beginning and 76.9MB in the end (delta: 55.8MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. * Witness Printer took 196.75ms. Allocated memory is still 249.6MB. Free memory was 76.9MB in the beginning and 211.4MB in the end (delta: -134.5MB). 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,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87] - GenericResultAtLocation [Line: 96]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96] - GenericResultAtLocation [Line: 192]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192] - GenericResultAtLocation [Line: 393]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393] - GenericResultAtLocation [Line: 463]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463] - GenericResultAtLocation [Line: 502]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502] - GenericResultAtLocation [Line: 599]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] RESULT: Ultimate proved your program to be correct! [2023-11-24 23:10:37,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e95c0f3-3b25-4cc3-a73b-61b037e7fddd/bin/ukojak-verify-afCqCEvfdi/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