./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:26,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:26,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:26,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:26,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:26,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:26,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:26,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:26,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:26,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:26,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:26,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:26,468 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:26,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:26,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:26,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:26,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:26,472 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:26,472 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:26,473 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:26,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:26,474 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:26,475 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:26,476 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:26,476 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:26,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:26,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:26,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:26,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:26,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:26,480 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:26,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:26,481 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:26,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef [2023-11-24 23:07:26,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:26,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:26,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:26,826 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:26,827 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:26,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2023-11-24 23:07:30,010 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:30,344 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:30,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2023-11-24 23:07:30,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/data/3136d5bbf/ff44e0398e954177ab703a8c77b9a469/FLAGfc7793da0 [2023-11-24 23:07:30,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/data/3136d5bbf/ff44e0398e954177ab703a8c77b9a469 [2023-11-24 23:07:30,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:30,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:30,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:30,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:30,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:30,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:30" (1/1) ... [2023-11-24 23:07:30,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b7badd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:30, skipping insertion in model container [2023-11-24 23:07:30,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:30" (1/1) ... [2023-11-24 23:07:30,450 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:30,789 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i[23611,23624] [2023-11-24 23:07:30,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:30,948 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:31,011 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i[23611,23624] [2023-11-24 23:07:31,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:31,133 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:31,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31 WrapperNode [2023-11-24 23:07:31,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:31,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:31,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:31,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:31,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,184 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,249 INFO L138 Inliner]: procedures = 145, calls = 317, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 527 [2023-11-24 23:07:31,258 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:31,261 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:31,262 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:31,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:31,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,308 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,361 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:31,362 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:31,362 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:31,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:31,364 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:31" (1/1) ... [2023-11-24 23:07:31,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:31,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:31,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:31,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_041f9d19-8bdc-457b-a8d7-1f18b3d89dbc/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:31,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:31,446 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:07:31,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:07:31,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:07:31,448 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2023-11-24 23:07:31,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2023-11-24 23:07:31,449 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-24 23:07:31,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-24 23:07:31,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:07:31,450 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2023-11-24 23:07:31,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2023-11-24 23:07:31,451 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-24 23:07:31,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-24 23:07:31,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:31,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:07:31,452 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-24 23:07:31,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-24 23:07:31,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:31,454 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2023-11-24 23:07:31,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2023-11-24 23:07:31,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:31,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:31,661 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:31,663 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:42,567 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:42,690 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:42,690 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:07:42,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:42 BoogieIcfgContainer [2023-11-24 23:07:42,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:42,693 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:42,693 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:42,704 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:42,704 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:42" (1/1) ... [2023-11-24 23:07:42,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:42,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 123 states and 178 transitions. [2023-11-24 23:07:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 178 transitions. [2023-11-24 23:07:42,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-24 23:07:42,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:42,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:44,048 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-24 23:07:54,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:54,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:54,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 124 states and 179 transitions. [2023-11-24 23:07:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 179 transitions. [2023-11-24 23:07:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-24 23:07:54,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:54,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:54,787 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-24 23:07:54,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:54,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 125 states and 181 transitions. [2023-11-24 23:07:54,867 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 181 transitions. [2023-11-24 23:07:54,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-24 23:07:54,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:54,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:55,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:55,378 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-24 23:07:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:55,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 126 states and 183 transitions. [2023-11-24 23:07:55,484 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 183 transitions. [2023-11-24 23:07:55,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-24 23:07:55,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:55,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:55,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:56,043 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-11-24 23:08:06,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:08:06,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:06,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 130 states and 191 transitions. [2023-11-24 23:08:06,672 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 191 transitions. [2023-11-24 23:08:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-24 23:08:06,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:06,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2023-11-24 23:08:07,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:07,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 131 states and 191 transitions. [2023-11-24 23:08:07,638 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 191 transitions. [2023-11-24 23:08:07,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-24 23:08:07,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:07,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:08,390 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2023-11-24 23:08:19,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:08:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 135 states and 197 transitions. [2023-11-24 23:08:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 197 transitions. [2023-11-24 23:08:19,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-24 23:08:19,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:19,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 37 proven. 3 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2023-11-24 23:08:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:20,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2023-11-24 23:08:20,277 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2023-11-24 23:08:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-24 23:08:20,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:20,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:21,034 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 27 proven. 3 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2023-11-24 23:08:21,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:21,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 137 states and 197 transitions. [2023-11-24 23:08:21,250 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 197 transitions. [2023-11-24 23:08:21,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-24 23:08:21,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:21,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 534 trivial. 0 not checked.