./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9 --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 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:27:06,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:27:06,774 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:27:06,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:27:06,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:27:06,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:27:06,800 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:27:06,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:27:06,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:27:06,802 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:27:06,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:27:06,803 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:27:06,803 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:27:06,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:27:06,804 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:27:06,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:27:06,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:27:06,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:27:06,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:27:06,806 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:27:06,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:27:06,807 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:27:06,808 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:27:06,808 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:27:06,808 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:27:06,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:27:06,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:27:06,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:27:06,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:27:06,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:27:06,811 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:27:06,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:27:06,811 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:27:06,811 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_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c [2023-12-03 04:27:07,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:27:07,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:27:07,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:27:07,053 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:27:07,053 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:27:07,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2023-12-03 04:27:09,777 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:27:09,949 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:27:09,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2023-12-03 04:27:09,960 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/data/f0c92cdfa/e16f636427774afcafd8d410aaf76220/FLAGa63b9fece [2023-12-03 04:27:09,974 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/data/f0c92cdfa/e16f636427774afcafd8d410aaf76220 [2023-12-03 04:27:09,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:27:09,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:27:09,979 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:27:09,980 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:27:09,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:27:09,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:27:09" (1/1) ... [2023-12-03 04:27:09,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c547f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:09, skipping insertion in model container [2023-12-03 04:27:09,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:27:09" (1/1) ... [2023-12-03 04:27:10,025 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:27:10,191 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_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2023-12-03 04:27:10,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:27:10,228 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:27:10,262 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_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2023-12-03 04:27:10,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:27:10,295 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:27:10,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10 WrapperNode [2023-12-03 04:27:10,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:27:10,297 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:27:10,297 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:27:10,297 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:27:10,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,312 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,341 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 365 [2023-12-03 04:27:10,341 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:27:10,342 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:27:10,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:27:10,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:27:10,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,355 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,355 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:27:10,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:27:10,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:27:10,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:27:10,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:27:10,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:27:10,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:27:10,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a01d0aa-848c-4bfa-97a9-9957e94b8f5e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:27:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:27:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:27:10,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:27:10,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:27:10,541 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:27:10,542 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:27:10,838 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:27:10,925 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:27:10,926 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:27:10,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:27:10 BoogieIcfgContainer [2023-12-03 04:27:10,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:27:10,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:27:10,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:27:10,938 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:27:10,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:27:10" (1/1) ... [2023-12-03 04:27:10,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:27:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:10,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 61 states and 100 transitions. [2023-12-03 04:27:10,996 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 100 transitions. [2023-12-03 04:27:10,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:27:10,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:10,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:11,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:11,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:11,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 63 states and 101 transitions. [2023-12-03 04:27:11,373 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 101 transitions. [2023-12-03 04:27:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:27:11,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:11,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:11,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:11,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2023-12-03 04:27:11,637 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2023-12-03 04:27:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:27:11,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:11,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:11,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2023-12-03 04:27:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2023-12-03 04:27:11,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:27:11,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:11,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:11,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:12,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:12,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 132 transitions. [2023-12-03 04:27:12,060 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-12-03 04:27:12,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:27:12,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:12,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:12,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:12,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:12,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 84 states and 132 transitions. [2023-12-03 04:27:12,154 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-12-03 04:27:12,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:27:12,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:12,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:12,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:12,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 132 transitions. [2023-12-03 04:27:12,225 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2023-12-03 04:27:12,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:27:12,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:12,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:12,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:12,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:12,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 102 states and 161 transitions. [2023-12-03 04:27:12,671 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 161 transitions. [2023-12-03 04:27:12,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:27:12,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:12,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:12,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 103 states and 161 transitions. [2023-12-03 04:27:12,744 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2023-12-03 04:27:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:27:12,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:12,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:12,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 104 states and 161 transitions. [2023-12-03 04:27:12,827 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 161 transitions. [2023-12-03 04:27:12,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:27:12,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:12,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:12,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:12,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 105 states and 161 transitions. [2023-12-03 04:27:12,896 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2023-12-03 04:27:12,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:27:12,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:12,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:12,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:14,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:14,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 127 states and 200 transitions. [2023-12-03 04:27:14,977 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 200 transitions. [2023-12-03 04:27:14,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:27:14,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:14,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:14,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:15,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:15,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 128 states and 200 transitions. [2023-12-03 04:27:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 200 transitions. [2023-12-03 04:27:15,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:27:15,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:15,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:15,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:15,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 129 states and 200 transitions. [2023-12-03 04:27:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2023-12-03 04:27:15,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:27:15,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:15,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:15,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 130 states and 200 transitions. [2023-12-03 04:27:15,474 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 200 transitions. [2023-12-03 04:27:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:27:15,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:15,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:15,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:15,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2023-12-03 04:27:15,637 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2023-12-03 04:27:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:15,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:15,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:19,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:19,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 155 states and 241 transitions. [2023-12-03 04:27:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 241 transitions. [2023-12-03 04:27:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:19,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:19,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:19,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:24,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:24,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 178 states and 280 transitions. [2023-12-03 04:27:24,167 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 280 transitions. [2023-12-03 04:27:24,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:24,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:24,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:24,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 179 states and 280 transitions. [2023-12-03 04:27:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 280 transitions. [2023-12-03 04:27:24,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:24,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:24,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:24,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:24,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:24,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 180 states and 280 transitions. [2023-12-03 04:27:24,513 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 280 transitions. [2023-12-03 04:27:24,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:24,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:24,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:24,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 181 states and 283 transitions. [2023-12-03 04:27:24,964 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 283 transitions. [2023-12-03 04:27:24,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:24,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:24,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:25,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 182 states and 283 transitions. [2023-12-03 04:27:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 283 transitions. [2023-12-03 04:27:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:25,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:25,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:25,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:25,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:25,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 183 states and 286 transitions. [2023-12-03 04:27:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 286 transitions. [2023-12-03 04:27:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:25,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:25,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:26,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 184 states and 286 transitions. [2023-12-03 04:27:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 286 transitions. [2023-12-03 04:27:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:26,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:26,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:26,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:26,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 185 states and 286 transitions. [2023-12-03 04:27:26,598 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 286 transitions. [2023-12-03 04:27:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:27:26,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:26,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:26,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:26,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:26,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 186 states and 286 transitions. [2023-12-03 04:27:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 286 transitions. [2023-12-03 04:27:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 04:27:26,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:26,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:26,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:27,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:34,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 199 states and 307 transitions. [2023-12-03 04:27:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 307 transitions. [2023-12-03 04:27:34,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 04:27:34,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:34,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:34,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 217 states and 337 transitions. [2023-12-03 04:27:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 337 transitions. [2023-12-03 04:27:42,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 04:27:42,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:42,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:42,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:43,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:53,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:53,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 225 states and 349 transitions. [2023-12-03 04:27:53,834 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 349 transitions. [2023-12-03 04:27:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 04:27:53,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:53,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:54,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:27:56,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:56,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 227 states and 360 transitions. [2023-12-03 04:27:56,236 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 360 transitions. [2023-12-03 04:27:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:27:56,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:56,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:27:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:56,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 228 states and 360 transitions. [2023-12-03 04:27:56,467 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 360 transitions. [2023-12-03 04:27:56,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:27:56,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:56,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:56,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:27:56,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 229 states and 360 transitions. [2023-12-03 04:27:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 360 transitions. [2023-12-03 04:27:56,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:27:56,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:27:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:08,371 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:29:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 266 states and 464 transitions. [2023-12-03 04:29:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 464 transitions. [2023-12-03 04:29:38,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:29:38,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:38,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:29:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:39,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:30:28,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:28,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 269 states and 470 transitions. [2023-12-03 04:30:28,470 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 470 transitions. [2023-12-03 04:30:28,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 04:30:28,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:28,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:30:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:29,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:31:08,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 288 states and 509 transitions. [2023-12-03 04:31:08,012 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 509 transitions. [2023-12-03 04:31:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 04:31:08,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:08,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:31:44,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:31:44,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 302 states and 538 transitions. [2023-12-03 04:31:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 538 transitions. [2023-12-03 04:31:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 04:31:44,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:31:44,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:31:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:31:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 04:32:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 311 states and 555 transitions. [2023-12-03 04:32:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 555 transitions. [2023-12-03 04:32:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 04:32:10,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:10,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:32:21,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:32:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 315 states and 562 transitions. [2023-12-03 04:32:21,956 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 562 transitions. [2023-12-03 04:32:21,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 04:32:21,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:32:21,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:32:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:32:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:37:17,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:17,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 350 states and 671 transitions. [2023-12-03 04:37:17,376 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 671 transitions. [2023-12-03 04:37:17,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:37:17,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:17,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:37:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:18,179 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:38:28,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:38:28,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 373 states and 731 transitions. [2023-12-03 04:38:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 731 transitions. [2023-12-03 04:38:28,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:38:28,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:38:28,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:38:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:29,013 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:39:24,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:24,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 392 states and 770 transitions. [2023-12-03 04:39:24,349 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 770 transitions. [2023-12-03 04:39:24,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:39:24,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:24,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:39:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:40:30,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:30,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 411 states and 811 transitions. [2023-12-03 04:40:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 811 transitions. [2023-12-03 04:40:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:40:30,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:30,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:40:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:41:18,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:18,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 431 states and 860 transitions. [2023-12-03 04:41:18,155 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 860 transitions. [2023-12-03 04:41:18,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 04:41:18,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:18,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:41:55,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:41:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 447 states and 895 transitions. [2023-12-03 04:41:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 895 transitions. [2023-12-03 04:41:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 04:41:55,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:41:55,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:41:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:56,199 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 04:42:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:42:00,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 448 states and 896 transitions. [2023-12-03 04:42:00,745 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 896 transitions. [2023-12-03 04:42:00,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 04:42:00,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:42:00,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:42:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:42:01,893 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.