./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:38,363 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:38,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:12:38,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:38,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:38,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:38,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:38,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:38,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:38,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:38,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:38,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:38,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:38,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:38,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:38,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:38,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:38,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:38,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:38,576 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:38,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:38,578 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:38,578 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:38,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:38,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:38,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:38,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:38,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:38,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:38,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:38,583 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:38,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:38,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:38,585 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_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e [2023-11-24 22:12:38,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:38,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:38,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:38,929 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:38,929 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:38,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2023-11-24 22:12:42,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:43,055 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:43,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2023-11-24 22:12:43,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/data/7067d1b40/7962a219da6b477a8e46d015f0b82f56/FLAG4176576d6 [2023-11-24 22:12:43,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/data/7067d1b40/7962a219da6b477a8e46d015f0b82f56 [2023-11-24 22:12:43,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:43,172 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:43,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:43,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:43,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:43,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73723ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43, skipping insertion in model container [2023-11-24 22:12:43,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,560 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:46,235 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_9c99b33b-d824-47ce-90d4-669b65f134f0/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2023-11-24 22:12:46,282 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_9c99b33b-d824-47ce-90d4-669b65f134f0/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2023-11-24 22:12:46,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:46,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:48,033 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_9c99b33b-d824-47ce-90d4-669b65f134f0/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2023-11-24 22:12:48,044 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_9c99b33b-d824-47ce-90d4-669b65f134f0/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2023-11-24 22:12:48,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:48,178 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:48,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48 WrapperNode [2023-11-24 22:12:48,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:48,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:48,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:48,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:48,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,888 INFO L138 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12754 [2023-11-24 22:12:48,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:48,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:48,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:48,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:48,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:48,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:49,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:49,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:49,518 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:49,548 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:49,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:49,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:49,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:49,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:49,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:48" (1/1) ... [2023-11-24 22:12:49,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:49,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:49,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:49,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c99b33b-d824-47ce-90d4-669b65f134f0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-24 22:12:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-24 22:12:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:12:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:12:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-24 22:12:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-24 22:12:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-24 22:12:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-24 22:12:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-24 22:12:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-24 22:12:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-24 22:12:49,996 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-24 22:12:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-24 22:12:49,996 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-24 22:12:49,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:49,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:49,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:50,186 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:50,203 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:13:00,719 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:13:03,374 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:13:03,374 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:13:03,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:03 BoogieIcfgContainer [2023-11-24 22:13:03,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:13:03,378 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:13:03,378 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:13:03,390 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:13:03,391 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:13:03" (1/1) ... [2023-11-24 22:13:03,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:13:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:03,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1754 states and 3436 transitions. [2023-11-24 22:13:03,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3436 transitions. [2023-11-24 22:13:03,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:03,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:03,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:03,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1767 states and 3460 transitions. [2023-11-24 22:13:04,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3460 transitions. [2023-11-24 22:13:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:04,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1768 states and 3460 transitions. [2023-11-24 22:13:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 3460 transitions. [2023-11-24 22:13:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:04,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:04,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1769 states and 3460 transitions. [2023-11-24 22:13:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3460 transitions. [2023-11-24 22:13:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:04,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:04,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1770 states and 3460 transitions. [2023-11-24 22:13:05,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 3460 transitions. [2023-11-24 22:13:05,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:05,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 1771 states and 3460 transitions. [2023-11-24 22:13:05,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 3460 transitions. [2023-11-24 22:13:05,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:05,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1780 states and 3477 transitions. [2023-11-24 22:13:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3477 transitions. [2023-11-24 22:13:05,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:05,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:05,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:05,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:05,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1781 states and 3477 transitions. [2023-11-24 22:13:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3477 transitions. [2023-11-24 22:13:05,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:05,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:05,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1782 states and 3477 transitions. [2023-11-24 22:13:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3477 transitions. [2023-11-24 22:13:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:06,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1787 states and 3488 transitions. [2023-11-24 22:13:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3488 transitions. [2023-11-24 22:13:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:06,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1788 states and 3488 transitions. [2023-11-24 22:13:06,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3488 transitions. [2023-11-24 22:13:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:13:06,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:13:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 1796 states and 3502 transitions. [2023-11-24 22:13:06,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3502 transitions. [2023-11-24 22:13:06,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:13:06,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:06,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:06,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:13:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:08,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1815 states and 3540 transitions. [2023-11-24 22:13:08,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3540 transitions. [2023-11-24 22:13:08,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:13:08,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:08,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:08,372 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:13:09,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1817 states and 3545 transitions. [2023-11-24 22:13:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3545 transitions. [2023-11-24 22:13:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:13:09,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:09,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:09,637 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:13:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:11,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1828 states and 3568 transitions. [2023-11-24 22:13:11,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3568 transitions. [2023-11-24 22:13:11,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:13:11,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:11,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:13:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 1829 states and 3569 transitions. [2023-11-24 22:13:12,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3569 transitions. [2023-11-24 22:13:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:13:12,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,155 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:13:12,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3624 states to 1830 states and 3570 transitions. [2023-11-24 22:13:12,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3570 transitions. [2023-11-24 22:13:12,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:13:12,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:13:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 1831 states and 3571 transitions. [2023-11-24 22:13:12,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3571 transitions. [2023-11-24 22:13:12,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:13:12,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:13:12,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:12,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1819 states and 3548 transitions. [2023-11-24 22:13:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3548 transitions. [2023-11-24 22:13:12,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:13:12,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:12,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:13,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:13:17,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1841 states and 3594 transitions. [2023-11-24 22:13:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3594 transitions. [2023-11-24 22:13:17,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:13:17,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:17,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:13:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:17,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 1843 states and 3599 transitions. [2023-11-24 22:13:17,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3599 transitions. [2023-11-24 22:13:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:13:17,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:17,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:17,734 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:13:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:19,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 1854 states and 3623 transitions. [2023-11-24 22:13:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 3623 transitions. [2023-11-24 22:13:19,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:13:19,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:19,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:13:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1855 states and 3624 transitions. [2023-11-24 22:13:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3624 transitions. [2023-11-24 22:13:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:13:19,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:19,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:19,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:13:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 1856 states and 3625 transitions. [2023-11-24 22:13:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3625 transitions. [2023-11-24 22:13:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:13:20,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:20,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:13:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:20,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1857 states and 3626 transitions. [2023-11-24 22:13:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3626 transitions. [2023-11-24 22:13:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:13:20,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:20,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:20,386 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:13:20,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:20,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1845 states and 3602 transitions. [2023-11-24 22:13:20,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3602 transitions. [2023-11-24 22:13:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:13:20,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:20,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:21,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.