./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/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_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/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_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/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 68e1c5cf050539b3ee8f058d38ff7af5aea2a400d05e41e0185e4509f45301e0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:54:35,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:54:35,349 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:54:35,353 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:54:35,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:54:35,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:54:35,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:54:35,377 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:54:35,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:54:35,378 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:54:35,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:54:35,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:54:35,380 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:54:35,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:54:35,381 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:54:35,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:54:35,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:54:35,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:54:35,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:54:35,383 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:54:35,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:54:35,384 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:54:35,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:54:35,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:54:35,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:54:35,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:54:35,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:54:35,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:54:35,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:54:35,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:54:35,388 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:54:35,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:54:35,389 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:54:35,390 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_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68e1c5cf050539b3ee8f058d38ff7af5aea2a400d05e41e0185e4509f45301e0 [2023-12-02 21:54:35,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:54:35,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:54:35,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:54:35,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:54:35,641 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:54:35,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2023-12-02 21:54:38,478 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:54:38,706 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:54:38,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2023-12-02 21:54:38,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/data/e332b0007/626f321d90a0473a8a27acaf35641791/FLAG8ecf89d49 [2023-12-02 21:54:38,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/data/e332b0007/626f321d90a0473a8a27acaf35641791 [2023-12-02 21:54:38,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:54:38,739 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:54:38,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:54:38,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:54:38,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:54:38,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:38" (1/1) ... [2023-12-02 21:54:38,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d16c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:38, skipping insertion in model container [2023-12-02 21:54:38,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:38" (1/1) ... [2023-12-02 21:54:38,784 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:54:39,038 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_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i[25013,25026] [2023-12-02 21:54:39,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:54:39,051 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:54:39,093 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_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i[25013,25026] [2023-12-02 21:54:39,094 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:54:39,119 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:54:39,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39 WrapperNode [2023-12-02 21:54:39,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:54:39,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:54:39,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:54:39,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:54:39,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,164 INFO L138 Inliner]: procedures = 129, calls = 40, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 184 [2023-12-02 21:54:39,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:54:39,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:54:39,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:54:39,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:54:39,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,177 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:54:39,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:54:39,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:54:39,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:54:39,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:54:39,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:54:39,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:54:39,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef20b0d5-ab2f-4b92-b134-04cbb8c5adc4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:54:39,260 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2023-12-02 21:54:39,260 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2023-12-02 21:54:39,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure sll_append [2023-12-02 21:54:39,261 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_append [2023-12-02 21:54:39,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 21:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:54:39,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:54:39,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:54:39,389 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:54:39,391 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:54:39,423 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2023-12-02 21:54:39,631 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:54:39,689 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:54:39,689 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-12-02 21:54:39,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:39 BoogieIcfgContainer [2023-12-02 21:54:39,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:54:39,692 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:54:39,692 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:54:39,701 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:54:39,701 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:39" (1/1) ... [2023-12-02 21:54:39,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:54:39,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2023-12-02 21:54:39,750 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2023-12-02 21:54:39,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:54:39,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:39,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:40,047 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 21:54:40,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:40,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2023-12-02 21:54:40,092 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-12-02 21:54:40,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:54:40,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:40,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:40,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2023-12-02 21:54:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2023-12-02 21:54:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:54:40,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:40,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:40,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:40,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 80 transitions. [2023-12-02 21:54:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 80 transitions. [2023-12-02 21:54:40,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:54:40,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:40,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:54:40,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:40,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2023-12-02 21:54:40,900 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2023-12-02 21:54:40,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:54:40,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:40,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:41,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:41,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 90 transitions. [2023-12-02 21:54:41,216 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 90 transitions. [2023-12-02 21:54:41,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:54:41,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:41,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:41,335 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:41,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:41,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2023-12-02 21:54:41,427 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2023-12-02 21:54:41,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:54:41,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:41,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:54:42,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:42,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 65 states and 110 transitions. [2023-12-02 21:54:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 110 transitions. [2023-12-02 21:54:42,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:54:42,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:42,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:42,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:42,180 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:54:42,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 68 states and 116 transitions. [2023-12-02 21:54:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 116 transitions. [2023-12-02 21:54:42,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:54:42,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:42,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:42,475 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:54:42,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:42,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 69 states and 116 transitions. [2023-12-02 21:54:42,616 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 116 transitions. [2023-12-02 21:54:42,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:54:42,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:42,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 70 states and 121 transitions. [2023-12-02 21:54:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 121 transitions. [2023-12-02 21:54:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:54:42,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:42,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:42,958 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 21:54:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 121 transitions. [2023-12-02 21:54:43,121 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 121 transitions. [2023-12-02 21:54:43,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:54:43,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:43,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:43,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:43,207 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 21:54:43,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:43,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 123 transitions. [2023-12-02 21:54:43,422 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2023-12-02 21:54:43,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:54:43,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:43,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:43,537 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:54:43,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 76 states and 128 transitions. [2023-12-02 21:54:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 128 transitions. [2023-12-02 21:54:43,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:54:43,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:43,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:44,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:54:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:44,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 78 states and 130 transitions. [2023-12-02 21:54:44,134 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 130 transitions. [2023-12-02 21:54:44,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:54:44,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:44,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:54:44,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:44,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 80 states and 134 transitions. [2023-12-02 21:54:44,438 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 134 transitions. [2023-12-02 21:54:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:54:44,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:44,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:44,645 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:54:44,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:44,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 86 states and 150 transitions. [2023-12-02 21:54:44,982 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 150 transitions. [2023-12-02 21:54:44,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:54:44,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:44,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:45,086 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:54:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:45,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 87 states and 150 transitions. [2023-12-02 21:54:45,114 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 150 transitions. [2023-12-02 21:54:45,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:54:45,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:45,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:54:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 93 states and 164 transitions. [2023-12-02 21:54:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 164 transitions. [2023-12-02 21:54:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:54:45,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:45,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:45,801 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:54:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 96 states and 167 transitions. [2023-12-02 21:54:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 167 transitions. [2023-12-02 21:54:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:54:45,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:45,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:46,997 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:54:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:53,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 117 states and 218 transitions. [2023-12-02 21:54:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 218 transitions. [2023-12-02 21:54:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:54:53,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:53,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:54:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:54:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 120 states and 221 transitions. [2023-12-02 21:54:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 221 transitions. [2023-12-02 21:54:53,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 21:54:53,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:54:53,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:54:53,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:54:56,065 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 21:55:08,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:08,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 145 states and 291 transitions. [2023-12-02 21:55:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 291 transitions. [2023-12-02 21:55:08,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:55:08,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:08,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:08,827 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 21:55:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:09,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 137 states and 258 transitions. [2023-12-02 21:55:09,393 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 258 transitions. [2023-12-02 21:55:09,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:55:09,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:09,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 21:55:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 139 states and 268 transitions. [2023-12-02 21:55:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 268 transitions. [2023-12-02 21:55:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:55:10,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:10,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:15,917 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 21:55:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:55:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 172 states and 373 transitions. [2023-12-02 21:55:42,944 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 373 transitions. [2023-12-02 21:55:42,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:55:42,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:55:42,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:55:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:55:46,410 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:56:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:12,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 202 states and 459 transitions. [2023-12-02 21:56:12,821 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 459 transitions. [2023-12-02 21:56:12,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:56:12,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:12,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:56:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 221 states and 518 transitions. [2023-12-02 21:56:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 518 transitions. [2023-12-02 21:56:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:56:33,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:33,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:56:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 222 states and 526 transitions. [2023-12-02 21:56:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 526 transitions. [2023-12-02 21:56:34,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:56:34,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:34,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:34,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:36,131 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 21:56:46,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:46,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 209 states and 484 transitions. [2023-12-02 21:56:46,753 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 484 transitions. [2023-12-02 21:56:46,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:56:46,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:46,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:47,314 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 21:56:49,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 211 states and 493 transitions. [2023-12-02 21:56:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 493 transitions. [2023-12-02 21:56:49,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:56:49,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:49,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:02,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:02,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 220 states and 536 transitions. [2023-12-02 21:57:02,379 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 536 transitions. [2023-12-02 21:57:02,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:57:02,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:02,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:06,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:06,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 223 states and 554 transitions. [2023-12-02 21:57:06,151 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 554 transitions. [2023-12-02 21:57:06,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:57:06,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:06,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:06,404 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:07,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:07,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 224 states and 561 transitions. [2023-12-02 21:57:07,699 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 561 transitions. [2023-12-02 21:57:07,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:57:07,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:07,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 225 states and 564 transitions. [2023-12-02 21:57:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 564 transitions. [2023-12-02 21:57:09,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:09,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:09,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:09,608 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:57:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 229 states and 582 transitions. [2023-12-02 21:57:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 582 transitions. [2023-12-02 21:57:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:17,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:17,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:57:19,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:19,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 227 states and 572 transitions. [2023-12-02 21:57:19,883 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 572 transitions. [2023-12-02 21:57:19,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:19,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:19,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:20,362 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-02 21:57:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:22,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 229 states and 583 transitions. [2023-12-02 21:57:22,898 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 583 transitions. [2023-12-02 21:57:22,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:22,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:22,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:25,430 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:36,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:36,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 236 states and 609 transitions. [2023-12-02 21:57:36,034 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 609 transitions. [2023-12-02 21:57:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:36,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:36,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:36,175 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:39,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:39,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 238 states and 620 transitions. [2023-12-02 21:57:39,006 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 620 transitions. [2023-12-02 21:57:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:39,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:39,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:39,145 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:44,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:44,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 241 states and 637 transitions. [2023-12-02 21:57:44,143 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 637 transitions. [2023-12-02 21:57:44,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:44,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:44,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:44,211 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 21:57:45,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:45,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 243 states and 647 transitions. [2023-12-02 21:57:45,572 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 647 transitions. [2023-12-02 21:57:45,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:45,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:45,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:45,758 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:47,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:47,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 244 states and 650 transitions. [2023-12-02 21:57:47,524 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 650 transitions. [2023-12-02 21:57:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:47,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:47,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:47,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:49,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:49,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 245 states and 653 transitions. [2023-12-02 21:57:49,503 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 653 transitions. [2023-12-02 21:57:49,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:49,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:49,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:49,634 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 246 states and 655 transitions. [2023-12-02 21:57:51,279 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 655 transitions. [2023-12-02 21:57:51,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:57:51,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:51,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:51,416 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 21:57:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:57:53,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 247 states and 656 transitions. [2023-12-02 21:57:53,215 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 656 transitions. [2023-12-02 21:57:53,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 21:57:53,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:57:53,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:57:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:57:53,385 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:58:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:58:02,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 254 states and 673 transitions. [2023-12-02 21:58:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 673 transitions. [2023-12-02 21:58:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 21:58:02,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:58:02,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:58:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:58:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 21:59:34,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:59:34,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 270 states and 753 transitions. [2023-12-02 21:59:34,368 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 753 transitions. [2023-12-02 21:59:34,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 21:59:34,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:59:34,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:59:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:59:51,888 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:01:03,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:03,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 284 states and 864 transitions. [2023-12-02 22:01:03,689 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 864 transitions. [2023-12-02 22:01:03,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:01:03,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:03,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:21,973 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:01:43,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:43,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 286 states and 871 transitions. [2023-12-02 22:01:43,183 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 871 transitions. [2023-12-02 22:01:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:01:43,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:43,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-02 22:02:27,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:27,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 297 states and 938 transitions. [2023-12-02 22:02:27,988 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 938 transitions. [2023-12-02 22:02:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:02:27,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:03:16,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:16,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 300 states and 963 transitions. [2023-12-02 22:03:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 963 transitions. [2023-12-02 22:03:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:03:16,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:16,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:04:33,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:33,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 311 states and 1019 transitions. [2023-12-02 22:04:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1019 transitions. [2023-12-02 22:04:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:04:33,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:33,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:33,946 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:04:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 313 states and 1030 transitions. [2023-12-02 22:04:34,182 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 1030 transitions. [2023-12-02 22:04:34,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:04:34,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:34,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-02 22:04:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 315 states and 1043 transitions. [2023-12-02 22:04:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 1043 transitions. [2023-12-02 22:04:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:04:34,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:34,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:34,619 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 22:04:53,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:53,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 318 states and 1051 transitions. [2023-12-02 22:04:53,346 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1051 transitions. [2023-12-02 22:04:53,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:04:53,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:53,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:05:07,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 322 states and 1067 transitions. [2023-12-02 22:05:07,383 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1067 transitions. [2023-12-02 22:05:07,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:07,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:07,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 22:05:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 324 states and 1072 transitions. [2023-12-02 22:05:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1072 transitions. [2023-12-02 22:05:12,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:12,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:12,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:12,992 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 22:05:17,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:17,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 323 states and 1067 transitions. [2023-12-02 22:05:17,996 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1067 transitions. [2023-12-02 22:05:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:17,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:17,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:18,169 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 22:05:22,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:22,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 325 states and 1071 transitions. [2023-12-02 22:05:22,226 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1071 transitions. [2023-12-02 22:05:22,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:22,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:22,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:22,406 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:05:26,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 312 states and 996 transitions. [2023-12-02 22:05:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 996 transitions. [2023-12-02 22:05:26,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:26,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:26,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 22:05:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:35,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 314 states and 1000 transitions. [2023-12-02 22:05:35,646 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1000 transitions. [2023-12-02 22:05:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:35,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:35,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 22:05:40,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:40,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 312 states and 992 transitions. [2023-12-02 22:05:40,083 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 992 transitions. [2023-12-02 22:05:40,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:40,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:40,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-12-02 22:05:45,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:45,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 312 states and 991 transitions. [2023-12-02 22:05:45,631 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 991 transitions. [2023-12-02 22:05:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:45,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:45,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-12-02 22:05:50,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 312 states and 990 transitions. [2023-12-02 22:05:50,897 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 990 transitions. [2023-12-02 22:05:50,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:50,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:50,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:51,265 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:05:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:56,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 312 states and 989 transitions. [2023-12-02 22:05:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 989 transitions. [2023-12-02 22:05:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:05:56,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:56,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:01,023 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-12-02 22:06:10,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 312 states and 988 transitions. [2023-12-02 22:06:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 988 transitions. [2023-12-02 22:06:10,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:06:10,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:10,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:10,570 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 22:06:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 313 states and 989 transitions. [2023-12-02 22:06:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 989 transitions. [2023-12-02 22:06:11,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:06:11,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:11,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:13,862 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 12 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-02 22:06:20,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:20,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 317 states and 1001 transitions. [2023-12-02 22:06:20,801 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 1001 transitions. [2023-12-02 22:06:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:06:20,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:20,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-12-02 22:06:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 318 states and 1002 transitions. [2023-12-02 22:06:22,502 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1002 transitions. [2023-12-02 22:06:22,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:06:22,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:22,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:22,562 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-12-02 22:06:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:24,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 319 states and 1003 transitions. [2023-12-02 22:06:24,440 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1003 transitions. [2023-12-02 22:06:24,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:06:24,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:24,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:24,502 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:06:26,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:26,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 320 states and 1004 transitions. [2023-12-02 22:06:26,394 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1004 transitions. [2023-12-02 22:06:26,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:06:26,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:26,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:27,426 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 23 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:06:36,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:36,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 328 states and 1017 transitions. [2023-12-02 22:06:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1017 transitions. [2023-12-02 22:06:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:06:36,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:36,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:36,470 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-02 22:06:38,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:38,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 329 states and 1018 transitions. [2023-12-02 22:06:38,827 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1018 transitions. [2023-12-02 22:06:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:06:38,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:38,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:38,895 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-02 22:06:41,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:41,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 330 states and 1019 transitions. [2023-12-02 22:06:41,326 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1019 transitions. [2023-12-02 22:06:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:06:41,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:41,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-02 22:06:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 331 states and 1020 transitions. [2023-12-02 22:06:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1020 transitions. [2023-12-02 22:06:43,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:06:43,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:43,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:43,786 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 22:06:46,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 332 states and 1021 transitions. [2023-12-02 22:06:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 1021 transitions. [2023-12-02 22:06:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:06:46,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:46,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:48,678 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 58 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:07:14,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 338 states and 1048 transitions. [2023-12-02 22:07:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1048 transitions. [2023-12-02 22:07:14,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:07:14,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:14,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 10 proven. 46 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked.