./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d09ea01cef1d93b0c86c8a3dadfd601718ca81915e873154848504beefeee43f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:14,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:14,424 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:40:14,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:40:14,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:40:14,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:14,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:14,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:14,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:14,478 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:14,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:14,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:14,480 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:14,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:14,482 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:14,482 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:14,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:14,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:14,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:14,484 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:14,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:14,485 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:14,485 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:14,486 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:14,486 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:14,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:14,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:14,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:14,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:14,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:14,489 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:40:14,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:40:14,490 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:14,490 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_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d09ea01cef1d93b0c86c8a3dadfd601718ca81915e873154848504beefeee43f [2023-11-19 03:40:14,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:14,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:14,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:14,828 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:14,828 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:14,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:40:18,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:18,396 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:18,396 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:40:18,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/data/04b6aef80/b218e688a6cd4baabfb827ecf0845f3a/FLAG40533fb27 [2023-11-19 03:40:18,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/data/04b6aef80/b218e688a6cd4baabfb827ecf0845f3a [2023-11-19 03:40:18,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:18,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:18,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:18,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:18,458 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:18,459 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:18" (1/1) ... [2023-11-19 03:40:18,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0d0310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:18, skipping insertion in model container [2023-11-19 03:40:18,461 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:18" (1/1) ... [2023-11-19 03:40:18,542 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:18,920 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_b635e29b-f290-4556-af93-0a82c75e2ae3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[11680,11693] [2023-11-19 03:40:19,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:19,047 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:19,185 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_b635e29b-f290-4556-af93-0a82c75e2ae3/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[11680,11693] [2023-11-19 03:40:19,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:19,271 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:19,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19 WrapperNode [2023-11-19 03:40:19,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:19,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:19,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:19,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:19,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,377 INFO L138 Inliner]: procedures = 28, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1025 [2023-11-19 03:40:19,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:19,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:19,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:19,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:19,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:19,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:19,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:19,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:19,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:19" (1/1) ... [2023-11-19 03:40:19,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:19,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:19,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:19,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b635e29b-f290-4556-af93-0a82c75e2ae3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:40:19,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:19,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:19,782 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:19,785 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:20,954 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:21,286 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:21,287 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:40:21,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:21 BoogieIcfgContainer [2023-11-19 03:40:21,301 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:21,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:21,303 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:21,341 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:21,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:21" (1/1) ... [2023-11-19 03:40:21,355 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:40:21,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 167 states and 293 transitions. [2023-11-19 03:40:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 293 transitions. [2023-11-19 03:40:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 03:40:21,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:21,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:22,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 179 states and 315 transitions. [2023-11-19 03:40:22,784 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 315 transitions. [2023-11-19 03:40:22,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:40:22,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:22,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:23,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:23,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:23,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 176 states and 309 transitions. [2023-11-19 03:40:23,412 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 309 transitions. [2023-11-19 03:40:23,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:40:23,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:23,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:23,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:23,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 173 states and 303 transitions. [2023-11-19 03:40:23,828 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 303 transitions. [2023-11-19 03:40:23,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:40:23,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:23,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:24,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:24,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 170 states and 297 transitions. [2023-11-19 03:40:24,269 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 297 transitions. [2023-11-19 03:40:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:40:24,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:24,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:24,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 167 states and 291 transitions. [2023-11-19 03:40:24,598 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 291 transitions. [2023-11-19 03:40:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:40:24,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:24,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:24,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:25,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:25,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 302 transitions. [2023-11-19 03:40:25,260 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2023-11-19 03:40:25,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 03:40:25,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:25,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:25,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:25,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 170 states and 296 transitions. [2023-11-19 03:40:25,535 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 296 transitions. [2023-11-19 03:40:25,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 03:40:25,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:25,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:25,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:25,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:25,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 167 states and 290 transitions. [2023-11-19 03:40:25,789 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 290 transitions. [2023-11-19 03:40:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-19 03:40:25,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:25,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:25,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:26,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:26,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 177 states and 307 transitions. [2023-11-19 03:40:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 307 transitions. [2023-11-19 03:40:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 03:40:26,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:26,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:26,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:27,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 174 states and 301 transitions. [2023-11-19 03:40:27,102 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 301 transitions. [2023-11-19 03:40:27,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 03:40:27,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:27,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:27,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:27,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 167 states and 289 transitions. [2023-11-19 03:40:27,416 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 289 transitions. [2023-11-19 03:40:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-19 03:40:27,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:27,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:27,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:29,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 170 states and 294 transitions. [2023-11-19 03:40:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 294 transitions. [2023-11-19 03:40:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 03:40:29,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:29,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:29,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:29,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 167 states and 288 transitions. [2023-11-19 03:40:29,683 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 288 transitions. [2023-11-19 03:40:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 03:40:29,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:29,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:29,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:32,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 167 states and 287 transitions. [2023-11-19 03:40:32,699 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 287 transitions. [2023-11-19 03:40:32,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 03:40:32,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:32,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:33,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:36,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:36,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 170 states and 292 transitions. [2023-11-19 03:40:36,100 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 292 transitions. [2023-11-19 03:40:36,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 03:40:36,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:36,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:40,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:40,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 170 states and 291 transitions. [2023-11-19 03:40:40,394 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 291 transitions. [2023-11-19 03:40:40,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 03:40:40,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:40,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:40,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 167 states and 285 transitions. [2023-11-19 03:40:40,727 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 285 transitions. [2023-11-19 03:40:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 03:40:40,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:40,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:41,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:46,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:46,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 167 states and 284 transitions. [2023-11-19 03:40:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 284 transitions. [2023-11-19 03:40:46,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:40:46,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:46,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat