./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.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_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/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_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/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_af80251f-152e-484d-8291-2089a3a28a7a/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 ed935744e0b15a55a11878fa4d21c1a0b8f1c4098e81aa4afd54cd8910ee834a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:51:55,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:51:55,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:51:55,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:51:55,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:51:55,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:51:55,361 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:51:55,361 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:51:55,362 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:51:55,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:51:55,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:51:55,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:51:55,364 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:51:55,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:51:55,366 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:51:55,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:51:55,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:51:55,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:51:55,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:51:55,368 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:51:55,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:51:55,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:51:55,373 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:51:55,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:51:55,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:51:55,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:51:55,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:51:55,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:51:55,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:51:55,375 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:51:55,375 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:51:55,376 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:51:55,376 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:51:55,376 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_af80251f-152e-484d-8291-2089a3a28a7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed935744e0b15a55a11878fa4d21c1a0b8f1c4098e81aa4afd54cd8910ee834a [2023-12-02 23:51:55,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:51:55,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:51:55,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:51:55,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:51:55,640 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:51:55,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2023-12-02 23:51:58,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:51:58,661 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:51:58,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c [2023-12-02 23:51:58,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/data/999c894ce/753102b651434420a482926b1af69d19/FLAG9e373b3e8 [2023-12-02 23:51:58,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/data/999c894ce/753102b651434420a482926b1af69d19 [2023-12-02 23:51:58,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:51:58,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:51:58,695 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:51:58,695 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:51:58,700 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:51:58,701 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:51:58" (1/1) ... [2023-12-02 23:51:58,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f0fc6f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:58, skipping insertion in model container [2023-12-02 23:51:58,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:51:58" (1/1) ... [2023-12-02 23:51:58,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:51:59,005 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_af80251f-152e-484d-8291-2089a3a28a7a/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c[26792,26805] [2023-12-02 23:51:59,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:51:59,023 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:51:59,106 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_af80251f-152e-484d-8291-2089a3a28a7a/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c[26792,26805] [2023-12-02 23:51:59,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:51:59,126 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:51:59,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59 WrapperNode [2023-12-02 23:51:59,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:51:59,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:51:59,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:51:59,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:51:59,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,197 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 979 [2023-12-02 23:51:59,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:51:59,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:51:59,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:51:59,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:51:59,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,256 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:51:59,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:51:59,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:51:59,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:51:59,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:51:59" (1/1) ... [2023-12-02 23:51:59,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:51:59,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:51:59,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:51:59,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af80251f-152e-484d-8291-2089a3a28a7a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:51:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:51:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:51:59,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:51:59,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:51:59,485 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:51:59,486 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:52:00,292 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:52:01,198 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:52:01,198 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:52:01,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:52:01 BoogieIcfgContainer [2023-12-02 23:52:01,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:52:01,201 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:52:01,201 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:52:01,211 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:52:01,211 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:52:01" (1/1) ... [2023-12-02 23:52:01,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:52:01,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:01,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2023-12-02 23:52:01,280 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2023-12-02 23:52:01,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:52:01,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:01,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:04,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:04,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2023-12-02 23:52:04,459 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2023-12-02 23:52:04,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:52:04,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:04,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:05,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:06,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2023-12-02 23:52:06,269 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2023-12-02 23:52:06,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:52:06,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:06,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:08,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2023-12-02 23:52:08,030 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2023-12-02 23:52:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:52:08,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:08,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:09,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2023-12-02 23:52:09,929 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2023-12-02 23:52:09,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:52:09,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:09,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:11,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:11,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2023-12-02 23:52:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2023-12-02 23:52:11,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:52:11,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:11,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:14,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:15,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:15,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2023-12-02 23:52:15,328 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2023-12-02 23:52:15,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:52:15,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:15,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:16,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2023-12-02 23:52:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2023-12-02 23:52:17,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:52:17,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:17,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:18,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-12-02 23:52:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-12-02 23:52:18,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:52:18,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:18,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:18,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-12-02 23:52:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-12-02 23:52:18,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:52:18,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:18,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:19,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2023-12-02 23:52:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2023-12-02 23:52:22,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:52:22,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:22,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:22,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:22,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 190 states and 313 transitions. [2023-12-02 23:52:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 313 transitions. [2023-12-02 23:52:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:52:22,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:22,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:26,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:32,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:32,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 207 states and 343 transitions. [2023-12-02 23:52:32,113 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 343 transitions. [2023-12-02 23:52:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:52:32,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:32,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:33,770 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:38,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 225 states and 375 transitions. [2023-12-02 23:52:38,623 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 375 transitions. [2023-12-02 23:52:38,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 23:52:38,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:38,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:40,115 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:40,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:40,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 226 states and 377 transitions. [2023-12-02 23:52:40,480 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 377 transitions. [2023-12-02 23:52:40,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:52:40,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:40,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:42,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:47,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 245 states and 410 transitions. [2023-12-02 23:52:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 410 transitions. [2023-12-02 23:52:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:52:47,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:47,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:49,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 246 states and 414 transitions. [2023-12-02 23:52:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 414 transitions. [2023-12-02 23:52:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:52:49,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:49,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:51,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:51,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:51,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 247 states and 415 transitions. [2023-12-02 23:52:51,506 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 415 transitions. [2023-12-02 23:52:51,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:52:51,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:51,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:51,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:52:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:52:59,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:52:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 267 states and 449 transitions. [2023-12-02 23:52:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 449 transitions. [2023-12-02 23:52:59,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:52:59,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:52:59,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:52:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:01,652 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:02,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 268 states and 455 transitions. [2023-12-02 23:53:02,214 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 455 transitions. [2023-12-02 23:53:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:53:02,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:02,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:04,009 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:04,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:04,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 269 states and 457 transitions. [2023-12-02 23:53:04,399 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 457 transitions. [2023-12-02 23:53:04,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:53:04,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:04,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:06,029 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:06,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:06,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 270 states and 458 transitions. [2023-12-02 23:53:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 458 transitions. [2023-12-02 23:53:06,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:53:06,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:06,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:08,269 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 271 states and 459 transitions. [2023-12-02 23:53:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 459 transitions. [2023-12-02 23:53:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:53:08,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:08,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:16,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:16,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 286 states and 488 transitions. [2023-12-02 23:53:16,362 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 488 transitions. [2023-12-02 23:53:16,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:53:16,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:16,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:16,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:18,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:19,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:19,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 290 states and 501 transitions. [2023-12-02 23:53:19,979 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 501 transitions. [2023-12-02 23:53:19,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:53:19,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:19,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:21,421 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:21,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:21,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 291 states and 502 transitions. [2023-12-02 23:53:21,929 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 502 transitions. [2023-12-02 23:53:21,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:53:21,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:21,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:23,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:24,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 292 states and 503 transitions. [2023-12-02 23:53:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 503 transitions. [2023-12-02 23:53:24,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 23:53:24,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:24,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 293 states and 504 transitions. [2023-12-02 23:53:26,178 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 504 transitions. [2023-12-02 23:53:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 23:53:26,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:26,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:39,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:39,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 315 states and 535 transitions. [2023-12-02 23:53:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 535 transitions. [2023-12-02 23:53:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:53:39,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:39,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 321 states and 548 transitions. [2023-12-02 23:53:45,530 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 548 transitions. [2023-12-02 23:53:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 23:53:45,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:56,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 330 states and 568 transitions. [2023-12-02 23:53:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 568 transitions. [2023-12-02 23:53:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:53:56,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:56,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:11,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 345 states and 624 transitions. [2023-12-02 23:54:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 624 transitions. [2023-12-02 23:54:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:54:11,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:11,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:14,081 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:24,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:24,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 360 states and 658 transitions. [2023-12-02 23:54:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 658 transitions. [2023-12-02 23:54:24,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:54:24,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:24,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:27,398 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 374 states and 691 transitions. [2023-12-02 23:54:37,370 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 691 transitions. [2023-12-02 23:54:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:54:37,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:37,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:40,154 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 385 states and 712 transitions. [2023-12-02 23:54:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 712 transitions. [2023-12-02 23:54:48,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:54:48,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:54:59,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 395 states and 732 transitions. [2023-12-02 23:54:59,634 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 732 transitions. [2023-12-02 23:54:59,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:54:59,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:59,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:59,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:01,818 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:03,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 397 states and 742 transitions. [2023-12-02 23:55:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 742 transitions. [2023-12-02 23:55:03,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:55:03,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:03,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:15,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 407 states and 768 transitions. [2023-12-02 23:55:15,278 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 768 transitions. [2023-12-02 23:55:15,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:55:15,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:15,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:18,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 408 states and 772 transitions. [2023-12-02 23:55:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 772 transitions. [2023-12-02 23:55:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:55:18,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:18,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:22,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 410 states and 783 transitions. [2023-12-02 23:55:22,705 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 783 transitions. [2023-12-02 23:55:22,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:55:22,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:22,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:27,500 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:37,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:37,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 419 states and 810 transitions. [2023-12-02 23:55:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 810 transitions. [2023-12-02 23:55:37,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:55:37,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:37,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:42,283 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 425 states and 830 transitions. [2023-12-02 23:55:49,511 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 830 transitions. [2023-12-02 23:55:49,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:55:49,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:49,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:52,984 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:55:57,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:57,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 429 states and 847 transitions. [2023-12-02 23:55:57,064 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 847 transitions. [2023-12-02 23:55:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:55:57,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:57,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:00,442 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:01,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 430 states and 848 transitions. [2023-12-02 23:56:01,479 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 848 transitions. [2023-12-02 23:56:01,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 23:56:01,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:01,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:05,225 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:17,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 443 states and 890 transitions. [2023-12-02 23:56:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 890 transitions. [2023-12-02 23:56:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 23:56:17,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:17,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:17,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:21,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:21,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 445 states and 900 transitions. [2023-12-02 23:56:21,550 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 900 transitions. [2023-12-02 23:56:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 23:56:21,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:21,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:24,164 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:28,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 450 states and 913 transitions. [2023-12-02 23:56:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 913 transitions. [2023-12-02 23:56:28,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 23:56:28,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:28,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:32,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 451 states and 920 transitions. [2023-12-02 23:56:32,267 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 920 transitions. [2023-12-02 23:56:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 23:56:32,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:32,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:32,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:35,302 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:41,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:41,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 458 states and 937 transitions. [2023-12-02 23:56:41,781 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 937 transitions. [2023-12-02 23:56:41,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 23:56:41,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:41,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:45,797 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:56:55,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 470 states and 967 transitions. [2023-12-02 23:56:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 967 transitions. [2023-12-02 23:56:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:56:55,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:55,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:07,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 476 states and 991 transitions. [2023-12-02 23:57:07,834 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 991 transitions. [2023-12-02 23:57:07,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:57:07,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:18,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 482 states and 1014 transitions. [2023-12-02 23:57:18,124 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1014 transitions. [2023-12-02 23:57:18,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:57:18,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:18,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:23,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 483 states and 1018 transitions. [2023-12-02 23:57:23,355 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1018 transitions. [2023-12-02 23:57:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:57:23,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:23,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:32,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 489 states and 1029 transitions. [2023-12-02 23:57:32,246 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1029 transitions. [2023-12-02 23:57:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:57:32,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:32,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:37,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:37,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 490 states and 1031 transitions. [2023-12-02 23:57:37,272 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1031 transitions. [2023-12-02 23:57:37,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:57:37,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:37,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:41,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 491 states and 1033 transitions. [2023-12-02 23:57:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1033 transitions. [2023-12-02 23:57:41,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:57:41,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:41,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:46,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 492 states and 1034 transitions. [2023-12-02 23:57:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1034 transitions. [2023-12-02 23:57:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:57:46,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:46,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:57:54,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 496 states and 1050 transitions. [2023-12-02 23:57:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1050 transitions. [2023-12-02 23:57:54,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 23:57:54,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:54,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:03:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 589 states and 1290 transitions. [2023-12-03 00:03:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1290 transitions. [2023-12-03 00:03:02,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-03 00:03:02,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:02,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:17,485 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.