./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/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_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/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_3ccb671d-a300-4701-b267-5c8ffa545416/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 cc83a32f8f5c6143265231752530a7f576faa355052cdad9509cfbce0d0adeb3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:09:23,729 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:09:23,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:09:23,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:09:23,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:09:23,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:09:23,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:09:23,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:09:23,829 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:09:23,829 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:23,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:23,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:23,832 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:23,832 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:09:23,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:23,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:23,834 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:23,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:23,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:23,836 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:23,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:23,838 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:23,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:23,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:23,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:23,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:23,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:23,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:23,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:23,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:23,843 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:09:23,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:09:23,844 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:23,845 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_3ccb671d-a300-4701-b267-5c8ffa545416/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc83a32f8f5c6143265231752530a7f576faa355052cdad9509cfbce0d0adeb3 [2023-11-19 04:09:24,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:24,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:24,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:24,151 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:24,152 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:24,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/email_spec4_product24.cil.c [2023-11-19 04:09:27,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:27,581 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:27,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c [2023-11-19 04:09:27,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/data/9f5939725/29796059264544bd939ac6688aef8cb7/FLAG7d3537a37 [2023-11-19 04:09:27,619 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/data/9f5939725/29796059264544bd939ac6688aef8cb7 [2023-11-19 04:09:27,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:27,623 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:27,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:27,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:27,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:27,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:27" (1/1) ... [2023-11-19 04:09:27,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73873f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:27, skipping insertion in model container [2023-11-19 04:09:27,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:27" (1/1) ... [2023-11-19 04:09:27,696 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:28,088 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_3ccb671d-a300-4701-b267-5c8ffa545416/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c[33676,33689] [2023-11-19 04:09:28,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:28,392 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:28,403 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [48] [2023-11-19 04:09:28,404 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [277] [2023-11-19 04:09:28,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [1357] [2023-11-19 04:09:28,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1375] [2023-11-19 04:09:28,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1424] [2023-11-19 04:09:28,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1433] [2023-11-19 04:09:28,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [1799] [2023-11-19 04:09:28,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2211] [2023-11-19 04:09:28,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"SignForward_spec.i","") [2503] [2023-11-19 04:09:28,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2530] [2023-11-19 04:09:28,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2629] [2023-11-19 04:09:28,459 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_3ccb671d-a300-4701-b267-5c8ffa545416/sv-benchmarks/c/product-lines/email_spec4_product24.cil.c[33676,33689] [2023-11-19 04:09:28,510 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:28,540 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:28,547 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:28,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28 WrapperNode [2023-11-19 04:09:28,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:28,548 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:28,549 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:28,549 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:28,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,676 INFO L138 Inliner]: procedures = 130, calls = 209, calls flagged for inlining = 63, calls inlined = 58, statements flattened = 1044 [2023-11-19 04:09:28,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:28,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:28,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:28,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:28,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,701 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,702 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,793 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:28,794 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:28,794 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:28,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:28,795 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:28" (1/1) ... [2023-11-19 04:09:28,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:28,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:28,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:28,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ccb671d-a300-4701-b267-5c8ffa545416/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-11-19 04:09:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-11-19 04:09:28,877 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-11-19 04:09:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-11-19 04:09:28,877 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-11-19 04:09:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-11-19 04:09:28,878 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2023-11-19 04:09:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2023-11-19 04:09:28,878 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-11-19 04:09:28,878 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-11-19 04:09:28,878 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2023-11-19 04:09:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2023-11-19 04:09:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-11-19 04:09:28,879 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-11-19 04:09:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-19 04:09:28,879 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-11-19 04:09:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-11-19 04:09:28,880 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2023-11-19 04:09:28,880 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2023-11-19 04:09:28,880 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-11-19 04:09:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-11-19 04:09:28,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:28,881 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2023-11-19 04:09:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2023-11-19 04:09:28,881 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-11-19 04:09:28,881 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-11-19 04:09:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-11-19 04:09:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-11-19 04:09:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-11-19 04:09:28,882 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-11-19 04:09:28,882 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-11-19 04:09:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-11-19 04:09:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-11-19 04:09:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-11-19 04:09:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-11-19 04:09:28,883 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-11-19 04:09:28,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:09:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-11-19 04:09:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-11-19 04:09:28,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:28,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:29,147 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:29,153 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:30,173 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:30,753 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:30,753 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:09:30,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:30 BoogieIcfgContainer [2023-11-19 04:09:30,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:09:30,766 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:09:30,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:09:30,776 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:09:30,776 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:09:30" (1/1) ... [2023-11-19 04:09:30,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:09:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:30,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 168 states and 230 transitions. [2023-11-19 04:09:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 230 transitions. [2023-11-19 04:09:30,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:09:30,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:30,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,275 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 168 states and 228 transitions. [2023-11-19 04:09:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 228 transitions. [2023-11-19 04:09:31,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 04:09:31,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,646 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:31,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 170 states and 241 transitions. [2023-11-19 04:09:31,695 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 241 transitions. [2023-11-19 04:09:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 04:09:31,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:31,871 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:31,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 173 states and 254 transitions. [2023-11-19 04:09:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 254 transitions. [2023-11-19 04:09:31,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 04:09:31,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:31,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:32,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:32,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 179 states and 276 transitions. [2023-11-19 04:09:32,260 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 276 transitions. [2023-11-19 04:09:32,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 04:09:32,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:32,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,369 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:09:32,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:32,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 184 states and 292 transitions. [2023-11-19 04:09:32,642 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 292 transitions. [2023-11-19 04:09:32,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 04:09:32,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:32,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,740 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:09:32,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:32,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 186 states and 295 transitions. [2023-11-19 04:09:32,831 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 295 transitions. [2023-11-19 04:09:32,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 04:09:32,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:32,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:32,924 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:09:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:33,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 188 states and 305 transitions. [2023-11-19 04:09:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 305 transitions. [2023-11-19 04:09:33,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:09:33,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:33,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:33,164 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:09:33,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:33,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 192 states and 311 transitions. [2023-11-19 04:09:33,187 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 311 transitions. [2023-11-19 04:09:33,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 04:09:33,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:33,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:33,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:33,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 199 states and 331 transitions. [2023-11-19 04:09:33,722 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 331 transitions. [2023-11-19 04:09:33,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-19 04:09:33,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:33,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:33,874 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:33,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 204 states and 338 transitions. [2023-11-19 04:09:33,915 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 338 transitions. [2023-11-19 04:09:33,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:09:33,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:33,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 209 states and 353 transitions. [2023-11-19 04:09:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 353 transitions. [2023-11-19 04:09:34,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:09:34,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:34,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:34,593 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:35,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 218 states and 378 transitions. [2023-11-19 04:09:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 378 transitions. [2023-11-19 04:09:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 04:09:35,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:35,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 229 states and 406 transitions. [2023-11-19 04:09:36,326 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 406 transitions. [2023-11-19 04:09:36,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 04:09:36,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:36,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:36,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 235 states and 417 transitions. [2023-11-19 04:09:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 417 transitions. [2023-11-19 04:09:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 04:09:36,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:36,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:36,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:09:37,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:37,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 240 states and 432 transitions. [2023-11-19 04:09:37,177 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 432 transitions. [2023-11-19 04:09:37,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:09:37,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:37,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:39,282 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 04:09:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:42,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 275 states and 529 transitions. [2023-11-19 04:09:42,444 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 529 transitions. [2023-11-19 04:09:42,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 04:09:42,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:42,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:42,561 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:09:42,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 277 states and 539 transitions. [2023-11-19 04:09:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 539 transitions. [2023-11-19 04:09:42,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 04:09:42,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:42,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:42,987 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:09:43,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 281 states and 546 transitions. [2023-11-19 04:09:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 546 transitions. [2023-11-19 04:09:43,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:09:43,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:43,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:43,844 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:09:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 285 states and 554 transitions. [2023-11-19 04:09:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 554 transitions. [2023-11-19 04:09:44,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 04:09:44,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:44,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:44,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:44,475 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:46,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 298 states and 584 transitions. [2023-11-19 04:09:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 584 transitions. [2023-11-19 04:09:46,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:46,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:46,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:09:49,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 308 states and 617 transitions. [2023-11-19 04:09:49,362 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 617 transitions. [2023-11-19 04:09:49,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:09:49,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:49,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:50,469 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:09:50,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 310 states and 628 transitions. [2023-11-19 04:09:50,875 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 628 transitions. [2023-11-19 04:09:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:09:50,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:50,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:09:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 315 states and 645 transitions. [2023-11-19 04:09:51,951 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 645 transitions. [2023-11-19 04:09:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:09:51,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:51,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:09:53,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:53,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 322 states and 663 transitions. [2023-11-19 04:09:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 663 transitions. [2023-11-19 04:09:53,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:09:53,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:53,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-19 04:09:55,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 330 states and 690 transitions. [2023-11-19 04:09:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 690 transitions. [2023-11-19 04:09:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:09:55,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:55,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:56,149 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:09:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:59,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 345 states and 742 transitions. [2023-11-19 04:09:59,009 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 742 transitions. [2023-11-19 04:09:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:09:59,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:59,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:10:00,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 350 states and 759 transitions. [2023-11-19 04:10:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 759 transitions. [2023-11-19 04:10:00,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:10:00,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:00,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 04:10:01,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:01,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 355 states and 766 transitions. [2023-11-19 04:10:01,134 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 766 transitions. [2023-11-19 04:10:01,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:10:01,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:01,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,230 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:10:01,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:01,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 357 states and 775 transitions. [2023-11-19 04:10:01,669 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 775 transitions. [2023-11-19 04:10:01,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:10:01,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:01,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:10:02,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:02,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 362 states and 784 transitions. [2023-11-19 04:10:02,957 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 784 transitions. [2023-11-19 04:10:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 04:10:02,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:02,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:03,073 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:10:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 367 states and 792 transitions. [2023-11-19 04:10:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 792 transitions. [2023-11-19 04:10:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:10:03,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:03,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:03,219 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:10:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 371 states and 799 transitions. [2023-11-19 04:10:03,462 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 799 transitions. [2023-11-19 04:10:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:10:03,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:03,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:03,631 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:10:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:07,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 388 states and 854 transitions. [2023-11-19 04:10:07,081 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 854 transitions. [2023-11-19 04:10:07,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 04:10:07,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:07,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:10:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 394 states and 867 transitions. [2023-11-19 04:10:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 867 transitions. [2023-11-19 04:10:08,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 04:10:08,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:08,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:10:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:10:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 400 states and 878 transitions. [2023-11-19 04:10:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 878 transitions. [2023-11-19 04:10:09,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 04:10:09,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:10:09,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:10:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:10:10,149 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.