./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/main7_sound-oss-sound-ko--32_7a--c4cb1dd.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/main7_sound-oss-sound-ko--32_7a--c4cb1dd.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 89df659116be2bf498dfaa5ae308b9167b1ac7dcc00084a0dcee614d73b273ad --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:11:03,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:11:03,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:11:03,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:11:03,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:11:03,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:11:03,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:11:03,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:11:03,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:11:03,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:11:03,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:11:03,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:11:03,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:11:03,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:11:03,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:11:03,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:11:03,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:11:03,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:11:03,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:11:03,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:11:03,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:11:03,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:11:03,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:11:03,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:11:03,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:11:03,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:11:03,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:11:03,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:11:03,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:11:03,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:11:03,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:11:03,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:11:03,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:11:03,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:11:03,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:11:03,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:11:03,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:11:03,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:11:03,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:11:03,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:11:03,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:11:03,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:11:03,552 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:11:03,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:11:03,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:11:03,557 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:11:03,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:11:03,558 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:11:03,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:11:03,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:11:03,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:11:03,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:11:03,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:11:03,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:11:03,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:11:03,561 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:11:03,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:11:03,561 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:11:03,561 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:11:03,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:11:03,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:03,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:11:03,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:11:03,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:11:03,563 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:11:03,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:11:03,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:11:03,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89df659116be2bf498dfaa5ae308b9167b1ac7dcc00084a0dcee614d73b273ad [2021-11-23 01:11:03,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:11:03,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:11:03,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:11:03,893 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:11:03,894 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:11:03,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-commit-tester/main7_sound-oss-sound-ko--32_7a--c4cb1dd.i [2021-11-23 01:11:03,980 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/data/c33dafce3/5d53c74384dd4e1da9d6240d76dbf234/FLAGc5585abb8 [2021-11-23 01:11:05,023 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:11:05,024 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/sv-benchmarks/c/ldv-commit-tester/main7_sound-oss-sound-ko--32_7a--c4cb1dd.i [2021-11-23 01:11:05,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/data/c33dafce3/5d53c74384dd4e1da9d6240d76dbf234/FLAGc5585abb8 [2021-11-23 01:11:05,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/data/c33dafce3/5d53c74384dd4e1da9d6240d76dbf234 [2021-11-23 01:11:05,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:11:05,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:11:05,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:05,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:11:05,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:11:05,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:05" (1/1) ... [2021-11-23 01:11:05,329 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f188e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:05, skipping insertion in model container [2021-11-23 01:11:05,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:05" (1/1) ... [2021-11-23 01:11:05,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:11:05,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:11:08,694 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/sv-benchmarks/c/ldv-commit-tester/main7_sound-oss-sound-ko--32_7a--c4cb1dd.i[376831,376844] [2021-11-23 01:11:08,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:08,862 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:11:09,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/sv-benchmarks/c/ldv-commit-tester/main7_sound-oss-sound-ko--32_7a--c4cb1dd.i[376831,376844] [2021-11-23 01:11:09,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:09,728 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:11:09,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09 WrapperNode [2021-11-23 01:11:09,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:09,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:09,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:11:09,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:11:09,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:09,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,123 INFO L137 Inliner]: procedures = 377, calls = 5019, calls flagged for inlining = 130, calls inlined = 27, statements flattened = 3002 [2021-11-23 01:11:10,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:10,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:11:10,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:11:10,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:11:10,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:11:10,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:11:10,384 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:11:10,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:11:10,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:09" (1/1) ... [2021-11-23 01:11:10,407 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:10,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:11:10,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:11:10,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:11:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure timer_open [2021-11-23 01:11:10,493 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_open [2021-11-23 01:11:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure timer_event [2021-11-23 01:11:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_event [2021-11-23 01:11:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~VOID [2021-11-23 01:11:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~VOID [2021-11-23 01:11:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_channels [2021-11-23 01:11:10,496 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_channels [2021-11-23 01:11:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 01:11:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:11:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~TO~int [2021-11-23 01:11:10,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~TO~int [2021-11-23 01:11:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure seq_input_event [2021-11-23 01:11:10,497 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_input_event [2021-11-23 01:11:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset [2021-11-23 01:11:10,497 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset [2021-11-23 01:11:10,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 01:11:10,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 01:11:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-23 01:11:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks___0 [2021-11-23 01:11:10,499 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks___0 [2021-11-23 01:11:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 01:11:10,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 01:11:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure seq_copy_to_input [2021-11-23 01:11:10,499 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_copy_to_input [2021-11-23 01:11:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 01:11:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 01:11:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure tmr_reset___0 [2021-11-23 01:11:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr_reset___0 [2021-11-23 01:11:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 01:11:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 01:11:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2021-11-23 01:11:10,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2021-11-23 01:11:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:11:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:11:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 01:11:10,501 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 01:11:10,501 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-23 01:11:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-23 01:11:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure reprogram_timer [2021-11-23 01:11:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure reprogram_timer [2021-11-23 01:11:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 01:11:10,502 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 01:11:10,502 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~int [2021-11-23 01:11:10,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~int [2021-11-23 01:11:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:11:10,503 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info___0 [2021-11-23 01:11:10,503 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info___0 [2021-11-23 01:11:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:11:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 01:11:10,504 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 01:11:10,504 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_event [2021-11-23 01:11:10,505 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_event [2021-11-23 01:11:10,505 INFO L130 BoogieDeclarations]: Found specification of procedure timer_get_time [2021-11-23 01:11:10,505 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_get_time [2021-11-23 01:11:10,505 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 01:11:10,505 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 01:11:10,505 INFO L130 BoogieDeclarations]: Found specification of procedure timer_ioctl [2021-11-23 01:11:10,506 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_ioctl [2021-11-23 01:11:10,506 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_open [2021-11-23 01:11:10,506 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_open [2021-11-23 01:11:10,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 01:11:10,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 01:11:10,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 01:11:10,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 01:11:10,508 INFO L130 BoogieDeclarations]: Found specification of procedure do_midi_msg [2021-11-23 01:11:10,508 INFO L138 BoogieDeclarations]: Found implementation of procedure do_midi_msg [2021-11-23 01:11:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-11-23 01:11:10,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-11-23 01:11:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 01:11:10,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:11:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_arm [2021-11-23 01:11:10,510 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_arm [2021-11-23 01:11:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-23 01:11:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-23 01:11:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:11:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_get_time [2021-11-23 01:11:10,511 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_get_time [2021-11-23 01:11:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 01:11:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 01:11:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure sequencer_timer [2021-11-23 01:11:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure sequencer_timer [2021-11-23 01:11:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_speed [2021-11-23 01:11:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_speed [2021-11-23 01:11:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure default_set_bits [2021-11-23 01:11:10,512 INFO L138 BoogieDeclarations]: Found implementation of procedure default_set_bits [2021-11-23 01:11:10,513 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_close [2021-11-23 01:11:10,513 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_close [2021-11-23 01:11:10,513 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-23 01:11:10,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:11:10,513 INFO L130 BoogieDeclarations]: Found specification of procedure timer_arm [2021-11-23 01:11:10,513 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_arm [2021-11-23 01:11:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure timer_close [2021-11-23 01:11:10,514 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_close [2021-11-23 01:11:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:11:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 01:11:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure tmr2ticks [2021-11-23 01:11:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure tmr2ticks [2021-11-23 01:11:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-23 01:11:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-23 01:11:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure request_sound_timer [2021-11-23 01:11:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure request_sound_timer [2021-11-23 01:11:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure play_event [2021-11-23 01:11:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure play_event [2021-11-23 01:11:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 01:11:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 01:11:10,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~int~X~int~TO~int [2021-11-23 01:11:10,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~int~X~int~TO~int [2021-11-23 01:11:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2021-11-23 01:11:10,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2021-11-23 01:11:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-23 01:11:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-23 01:11:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:11:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure def_tmr_ioctl [2021-11-23 01:11:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure def_tmr_ioctl [2021-11-23 01:11:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 01:11:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 01:11:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:11:10,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:11:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure seq_startplay [2021-11-23 01:11:10,520 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_startplay [2021-11-23 01:11:11,073 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:11:11,076 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:11:15,990 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:11:16,902 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:11:16,905 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:11:16,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:16 BoogieIcfgContainer [2021-11-23 01:11:16,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:11:16,911 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:11:16,912 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:11:16,923 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:11:16,923 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:16" (1/1) ... [2021-11-23 01:11:16,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:11:17,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 650 states and 968 transitions. [2021-11-23 01:11:17,069 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 968 transitions. [2021-11-23 01:11:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:11:17,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:17,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:17,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 653 states and 980 transitions. [2021-11-23 01:11:17,967 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 980 transitions. [2021-11-23 01:11:17,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:11:17,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:17,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:18,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:18,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 657 states and 992 transitions. [2021-11-23 01:11:18,506 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 992 transitions. [2021-11-23 01:11:18,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:11:18,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:18,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:18,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:18,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:18,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 660 states and 998 transitions. [2021-11-23 01:11:18,890 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 998 transitions. [2021-11-23 01:11:18,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:11:18,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:18,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:19,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 664 states and 1005 transitions. [2021-11-23 01:11:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1005 transitions. [2021-11-23 01:11:19,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:11:19,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,475 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 666 states and 1007 transitions. [2021-11-23 01:11:19,500 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1007 transitions. [2021-11-23 01:11:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:11:19,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:19,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:19,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 669 states and 1011 transitions. [2021-11-23 01:11:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1011 transitions. [2021-11-23 01:11:19,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:11:19,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:19,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:20,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 677 states and 1033 transitions. [2021-11-23 01:11:20,503 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1033 transitions. [2021-11-23 01:11:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:11:20,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:20,759 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 681 states and 1040 transitions. [2021-11-23 01:11:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1040 transitions. [2021-11-23 01:11:20,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:11:20,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:20,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:21,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 684 states and 1044 transitions. [2021-11-23 01:11:21,032 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1044 transitions. [2021-11-23 01:11:21,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:21,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:21,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 686 states and 1047 transitions. [2021-11-23 01:11:21,261 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1047 transitions. [2021-11-23 01:11:21,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:21,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:21,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 689 states and 1051 transitions. [2021-11-23 01:11:21,486 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1051 transitions. [2021-11-23 01:11:21,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:11:21,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 692 states and 1055 transitions. [2021-11-23 01:11:21,744 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1055 transitions. [2021-11-23 01:11:21,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:11:21,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:21,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 695 states and 1059 transitions. [2021-11-23 01:11:21,980 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1059 transitions. [2021-11-23 01:11:21,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:11:21,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:21,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:22,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 697 states and 1061 transitions. [2021-11-23 01:11:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1061 transitions. [2021-11-23 01:11:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:22,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,374 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 699 states and 1064 transitions. [2021-11-23 01:11:22,402 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1064 transitions. [2021-11-23 01:11:22,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:22,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,566 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:22,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 702 states and 1068 transitions. [2021-11-23 01:11:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1068 transitions. [2021-11-23 01:11:22,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:22,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 706 states and 1075 transitions. [2021-11-23 01:11:22,778 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1075 transitions. [2021-11-23 01:11:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:11:22,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:22,965 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:22,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:22,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 709 states and 1079 transitions. [2021-11-23 01:11:22,995 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1079 transitions. [2021-11-23 01:11:22,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:11:22,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:22,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 714 states and 1091 transitions. [2021-11-23 01:11:23,321 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1091 transitions. [2021-11-23 01:11:23,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:11:23,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,517 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:23,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 715 states and 1098 transitions. [2021-11-23 01:11:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1098 transitions. [2021-11-23 01:11:23,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:23,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,710 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:23,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 715 states and 1097 transitions. [2021-11-23 01:11:23,725 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1097 transitions. [2021-11-23 01:11:23,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:11:23,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:23,887 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 717 states and 1100 transitions. [2021-11-23 01:11:23,915 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1100 transitions. [2021-11-23 01:11:23,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:11:23,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:23,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:23,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:24,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 722 states and 1119 transitions. [2021-11-23 01:11:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1119 transitions. [2021-11-23 01:11:24,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:11:24,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 725 states and 1123 transitions. [2021-11-23 01:11:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1123 transitions. [2021-11-23 01:11:24,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:24,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:24,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:24,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 727 states and 1130 transitions. [2021-11-23 01:11:24,862 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1130 transitions. [2021-11-23 01:11:24,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:11:24,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:24,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,057 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 727 states and 1129 transitions. [2021-11-23 01:11:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1129 transitions. [2021-11-23 01:11:25,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:25,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 727 states and 1128 transitions. [2021-11-23 01:11:25,295 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1128 transitions. [2021-11-23 01:11:25,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:11:25,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 727 states and 1127 transitions. [2021-11-23 01:11:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1127 transitions. [2021-11-23 01:11:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:25,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:26,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 732 states and 1143 transitions. [2021-11-23 01:11:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1143 transitions. [2021-11-23 01:11:26,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:11:26,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,324 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:26,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 734 states and 1152 transitions. [2021-11-23 01:11:26,397 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1152 transitions. [2021-11-23 01:11:26,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:26,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:26,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 736 states and 1157 transitions. [2021-11-23 01:11:26,756 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1157 transitions. [2021-11-23 01:11:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:11:26,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,979 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:26,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 736 states and 1154 transitions. [2021-11-23 01:11:27,002 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1154 transitions. [2021-11-23 01:11:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:11:27,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 736 states and 1152 transitions. [2021-11-23 01:11:27,217 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1152 transitions. [2021-11-23 01:11:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:11:27,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,374 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:27,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 738 states and 1160 transitions. [2021-11-23 01:11:27,480 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1160 transitions. [2021-11-23 01:11:27,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:27,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,660 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:27,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 738 states and 1159 transitions. [2021-11-23 01:11:27,679 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1159 transitions. [2021-11-23 01:11:27,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:11:27,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:27,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 738 states and 1158 transitions. [2021-11-23 01:11:27,878 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1158 transitions. [2021-11-23 01:11:27,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:27,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:28,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 741 states and 1164 transitions. [2021-11-23 01:11:28,122 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1164 transitions. [2021-11-23 01:11:28,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:28,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,289 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 743 states and 1173 transitions. [2021-11-23 01:11:28,452 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1173 transitions. [2021-11-23 01:11:28,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:28,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,656 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 743 states and 1172 transitions. [2021-11-23 01:11:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1172 transitions. [2021-11-23 01:11:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:11:28,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,846 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:28,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 743 states and 1171 transitions. [2021-11-23 01:11:28,867 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1171 transitions. [2021-11-23 01:11:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:11:28,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:28,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:29,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 4004 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:11:29,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:29,767 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:11:31,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:31,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 776 states and 1245 transitions. [2021-11-23 01:11:31,272 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1245 transitions. [2021-11-23 01:11:31,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:11:31,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:31,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:31,451 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:31,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:31,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 780 states and 1252 transitions. [2021-11-23 01:11:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1252 transitions. [2021-11-23 01:11:31,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:11:31,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:31,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 4015 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:11:32,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:11:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:32,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 783 states and 1253 transitions. [2021-11-23 01:11:32,752 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1253 transitions. [2021-11-23 01:11:32,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:11:32,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,904 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:11:32,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:32,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 785 states and 1255 transitions. [2021-11-23 01:11:32,930 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1255 transitions. [2021-11-23 01:11:32,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:11:32,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:32,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:33,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 788 states and 1259 transitions. [2021-11-23 01:11:33,125 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1259 transitions. [2021-11-23 01:11:33,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:11:33,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:11:33,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 792 states and 1266 transitions. [2021-11-23 01:11:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1266 transitions. [2021-11-23 01:11:33,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:33,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,472 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:33,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 795 states and 1271 transitions. [2021-11-23 01:11:33,520 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1271 transitions. [2021-11-23 01:11:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:33,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 798 states and 1275 transitions. [2021-11-23 01:11:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1275 transitions. [2021-11-23 01:11:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:33,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:33,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 800 states and 1278 transitions. [2021-11-23 01:11:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1278 transitions. [2021-11-23 01:11:33,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:11:33,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,169 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:11:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 803 states and 1283 transitions. [2021-11-23 01:11:34,216 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1283 transitions. [2021-11-23 01:11:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:11:34,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:34,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:34,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 806 states and 1288 transitions. [2021-11-23 01:11:34,471 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1288 transitions. [2021-11-23 01:11:34,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:34,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:34,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,669 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:11:35,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 816 states and 1294 transitions. [2021-11-23 01:11:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1294 transitions. [2021-11-23 01:11:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:11:35,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,372 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:11:35,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 817 states and 1295 transitions. [2021-11-23 01:11:35,481 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1295 transitions. [2021-11-23 01:11:35,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:11:35,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:11:35,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 819 states and 1298 transitions. [2021-11-23 01:11:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1298 transitions. [2021-11-23 01:11:35,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:11:35,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:35,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:35,840 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:11:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 735 states and 1153 transitions. [2021-11-23 01:11:35,882 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1153 transitions. [2021-11-23 01:11:35,885 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:11:35,886 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2021-11-23 01:11:35,896 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:11:36,529 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,533 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,533 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,533 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,533 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,534 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,535 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,535 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,535 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,535 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,535 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,535 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,535 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,536 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,536 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,536 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,536 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,536 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,536 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,537 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,537 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,537 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,537 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,537 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,537 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,537 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,538 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,538 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,538 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,538 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,538 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,538 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,538 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,539 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,539 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,539 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,539 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,539 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,539 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,540 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,541 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,541 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,541 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,541 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,541 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,541 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,542 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:11:36,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:11:36 ImpRootNode [2021-11-23 01:11:36,542 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:11:36,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:11:36,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:11:36,543 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:11:36,544 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:16" (3/4) ... [2021-11-23 01:11:36,546 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:11:36,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_open [2021-11-23 01:11:36,552 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_event [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~X~int~TO~VOID [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tmr2ticks [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure default_set_channels [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure def_tmr_arm [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~X~$Pointer$~TO~int [2021-11-23 01:11:36,553 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure def_tmr_get_time [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __wake_up [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_sound_timer [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reprogram_timer [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sequencer_timer [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure default_set_speed [2021-11-23 01:11:36,554 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~X~int~TO~int [2021-11-23 01:11:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure seq_input_event [2021-11-23 01:11:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~int [2021-11-23 01:11:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure default_set_bits [2021-11-23 01:11:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure current_thread_info___0 [2021-11-23 01:11:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-11-23 01:11:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure def_tmr_close [2021-11-23 01:11:36,555 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure play_event [2021-11-23 01:11:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure def_tmr_event [2021-11-23 01:11:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tmr_reset [2021-11-23 01:11:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-23 01:11:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_arm [2021-11-23 01:11:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_get_time [2021-11-23 01:11:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2021-11-23 01:11:36,556 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~X~int~X~int~TO~int [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~VOID [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tmr2ticks___0 [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_return_value [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure seq_copy_to_input [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_ioctl [2021-11-23 01:11:36,557 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure def_tmr_open [2021-11-23 01:11:36,558 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2021-11-23 01:11:36,558 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-11-23 01:11:36,558 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_midi_msg [2021-11-23 01:11:36,558 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure def_tmr_ioctl [2021-11-23 01:11:36,558 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2021-11-23 01:11:36,558 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2021-11-23 01:11:36,558 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-11-23 01:11:36,559 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tmr_reset___0 [2021-11-23 01:11:36,559 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2021-11-23 01:11:36,559 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~X~int~X~int~TO~VOID [2021-11-23 01:11:36,559 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timer_close [2021-11-23 01:11:36,560 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure seq_startplay [2021-11-23 01:11:36,610 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 494 nodes and edges [2021-11-23 01:11:36,620 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 168 nodes and edges [2021-11-23 01:11:36,629 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2021-11-23 01:11:36,639 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-11-23 01:11:36,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-23 01:11:36,652 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 01:11:36,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:11:36,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:11:37,428 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:11:37,428 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:11:37,429 INFO L158 Benchmark]: Toolchain (without parser) took 32106.04ms. Allocated memory was 123.7MB in the beginning and 847.2MB in the end (delta: 723.5MB). Free memory was 90.4MB in the beginning and 512.4MB in the end (delta: -422.0MB). Peak memory consumption was 572.2MB. Max. memory is 16.1GB. [2021-11-23 01:11:37,429 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:11:37,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4405.55ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 89.9MB in the beginning and 117.8MB in the end (delta: -27.8MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. [2021-11-23 01:11:37,430 INFO L158 Benchmark]: Boogie Procedure Inliner took 393.81ms. Allocated memory is still 209.7MB. Free memory was 117.8MB in the beginning and 91.5MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 01:11:37,431 INFO L158 Benchmark]: Boogie Preprocessor took 257.78ms. Allocated memory is still 209.7MB. Free memory was 91.5MB in the beginning and 113.6MB in the end (delta: -22.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2021-11-23 01:11:37,431 INFO L158 Benchmark]: RCFGBuilder took 6526.98ms. Allocated memory was 209.7MB in the beginning and 379.6MB in the end (delta: 169.9MB). Free memory was 113.6MB in the beginning and 220.7MB in the end (delta: -107.1MB). Peak memory consumption was 233.8MB. Max. memory is 16.1GB. [2021-11-23 01:11:37,432 INFO L158 Benchmark]: CodeCheck took 19631.01ms. Allocated memory was 379.6MB in the beginning and 847.2MB in the end (delta: 467.7MB). Free memory was 220.7MB in the beginning and 382.3MB in the end (delta: -161.6MB). Peak memory consumption was 306.1MB. Max. memory is 16.1GB. [2021-11-23 01:11:37,432 INFO L158 Benchmark]: Witness Printer took 885.51ms. Allocated memory is still 847.2MB. Free memory was 382.3MB in the beginning and 512.4MB in the end (delta: -130.0MB). Peak memory consumption was 140.5MB. Max. memory is 16.1GB. [2021-11-23 01:11:37,434 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 53 procedures, 650 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.9s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27057 SdHoareTripleChecker+Valid, 60.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10922 mSDsluCounter, 30140 SdHoareTripleChecker+Invalid, 53.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17507 mSDsCounter, 6062 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18864 IncrementalHoareTripleChecker+Invalid, 24926 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6062 mSolverCounterUnsat, 14551 mSDtfsCounter, 18864 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27566 GetRequests, 27393 SyntacticMatches, 65 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4144 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.8s SsaConstructionTime, 5.0s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 2472 NumberOfCodeBlocks, 2472 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 2417 ConstructedInterpolants, 0 QuantifiedInterpolants, 4677 SizeOfPredicates, 0 NumberOfNonLiveVariables, 8019 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 55 InterpolantComputations, 47 PerfectInterpolantSequences, 340/377 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: 13380]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 12689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8529]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9420]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13018]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13086]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 13119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9471]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10361]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12576]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10621]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10758]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10782]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10450]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12438]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12740]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10537]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9486]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12984]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12455]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10729]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9471]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10590]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10417]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10712]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12745]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4861]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10735]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10484]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 123.7MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4405.55ms. Allocated memory was 123.7MB in the beginning and 209.7MB in the end (delta: 86.0MB). Free memory was 89.9MB in the beginning and 117.8MB in the end (delta: -27.8MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 393.81ms. Allocated memory is still 209.7MB. Free memory was 117.8MB in the beginning and 91.5MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 257.78ms. Allocated memory is still 209.7MB. Free memory was 91.5MB in the beginning and 113.6MB in the end (delta: -22.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * RCFGBuilder took 6526.98ms. Allocated memory was 209.7MB in the beginning and 379.6MB in the end (delta: 169.9MB). Free memory was 113.6MB in the beginning and 220.7MB in the end (delta: -107.1MB). Peak memory consumption was 233.8MB. Max. memory is 16.1GB. * CodeCheck took 19631.01ms. Allocated memory was 379.6MB in the beginning and 847.2MB in the end (delta: 467.7MB). Free memory was 220.7MB in the beginning and 382.3MB in the end (delta: -161.6MB). Peak memory consumption was 306.1MB. Max. memory is 16.1GB. * Witness Printer took 885.51ms. Allocated memory is still 847.2MB. Free memory was 382.3MB in the beginning and 512.4MB in the end (delta: -130.0MB). Peak memory consumption was 140.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:11:37,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_764b0c48-ed4e-497c-a19a-82193ffe10ce/bin/ukojak-LBtLqBUTdQ/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