./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV --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 751e67420c89b9d0e6d5639ea75482b8ab104ec2c6d8190aacf202ff4b3b3104 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:48:34,421 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:48:34,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:48:34,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:48:34,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:48:34,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:48:34,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:48:34,590 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:48:34,591 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:48:34,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:48:34,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:48:34,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:48:34,601 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:48:34,602 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:48:34,603 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:48:34,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:48:34,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:48:34,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:48:34,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:48:34,605 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:48:34,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:48:34,606 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:48:34,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:48:34,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:48:34,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:48:34,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:34,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:48:34,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:48:34,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:48:34,609 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:48:34,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:48:34,611 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:48:34,611 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_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 751e67420c89b9d0e6d5639ea75482b8ab104ec2c6d8190aacf202ff4b3b3104 [2023-11-11 23:48:34,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:48:34,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:48:34,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:48:34,972 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:48:34,972 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:48:34,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i [2023-11-11 23:48:38,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:48:38,257 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:48:38,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i [2023-11-11 23:48:38,267 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/data/968a98be2/463561bfd6174ee9b0e1ed8f43969637/FLAG7f8b27382 [2023-11-11 23:48:38,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/data/968a98be2/463561bfd6174ee9b0e1ed8f43969637 [2023-11-11 23:48:38,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:48:38,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:48:38,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:38,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:48:38,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:48:38,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fab31d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38, skipping insertion in model container [2023-11-11 23:48:38,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:48:38,512 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_c12ad161-201b-41d0-b89c-d4d550437310/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i[832,845] [2023-11-11 23:48:38,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:38,550 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:48:38,563 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_c12ad161-201b-41d0-b89c-d4d550437310/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i[832,845] [2023-11-11 23:48:38,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:48:38,594 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:48:38,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38 WrapperNode [2023-11-11 23:48:38,595 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:48:38,596 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:38,596 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:48:38,596 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:48:38,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,641 INFO L138 Inliner]: procedures = 18, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-11-11 23:48:38,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:48:38,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:48:38,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:48:38,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:48:38,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,669 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:48:38,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:48:38,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:48:38,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:48:38,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:48:38" (1/1) ... [2023-11-11 23:48:38,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:38,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:48:38,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:48:38,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c12ad161-201b-41d0-b89c-d4d550437310/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:48:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:48:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:48:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:48:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:48:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:48:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:48:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:48:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:48:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:48:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:48:38,892 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:48:38,894 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:48:39,135 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:48:39,253 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:48:39,253 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-11 23:48:39,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:39 BoogieIcfgContainer [2023-11-11 23:48:39,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:48:39,257 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:48:39,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:48:39,291 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:48:39,291 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:48:39" (1/1) ... [2023-11-11 23:48:39,301 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:48:39,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:39,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2023-11-11 23:48:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2023-11-11 23:48:39,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:48:39,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:39,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:39,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:39,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2023-11-11 23:48:39,612 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2023-11-11 23:48:39,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:48:39,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:39,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:39,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:48:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2023-11-11 23:48:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2023-11-11 23:48:39,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:48:39,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:39,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:48:40,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 29 transitions. [2023-11-11 23:48:40,180 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-11-11 23:48:40,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:48:40,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:48:40,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 31 transitions. [2023-11-11 23:48:40,360 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-11 23:48:40,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:48:40,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:48:40,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 33 transitions. [2023-11-11 23:48:40,565 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2023-11-11 23:48:40,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:48:40,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:40,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 24 states and 35 transitions. [2023-11-11 23:48:40,641 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2023-11-11 23:48:40,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:48:40,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:40,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 42 transitions. [2023-11-11 23:48:40,758 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2023-11-11 23:48:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:48:40,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:40,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:40,897 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:48:41,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 29 states and 46 transitions. [2023-11-11 23:48:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2023-11-11 23:48:41,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:48:41,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:41,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:41,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:41,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 30 states and 47 transitions. [2023-11-11 23:48:41,690 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2023-11-11 23:48:41,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:48:41,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:41,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:41,817 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:41,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:41,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 31 states and 48 transitions. [2023-11-11 23:48:41,987 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2023-11-11 23:48:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:48:41,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:42,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:42,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 32 states and 49 transitions. [2023-11-11 23:48:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-11-11 23:48:42,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:48:42,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:42,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:42,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 50 transitions. [2023-11-11 23:48:42,663 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2023-11-11 23:48:42,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:48:42,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:42,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:43,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 51 transitions. [2023-11-11 23:48:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2023-11-11 23:48:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:48:43,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:43,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:43,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:43,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 52 transitions. [2023-11-11 23:48:43,566 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2023-11-11 23:48:43,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:48:43,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:43,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:43,747 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 53 transitions. [2023-11-11 23:48:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-11-11 23:48:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:48:43,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:43,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:44,245 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:44,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:44,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 54 transitions. [2023-11-11 23:48:44,508 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2023-11-11 23:48:44,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:48:44,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:44,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:44,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:44,717 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:45,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 55 transitions. [2023-11-11 23:48:45,012 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2023-11-11 23:48:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:48:45,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:45,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:45,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:45,292 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 56 transitions. [2023-11-11 23:48:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2023-11-11 23:48:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:48:45,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:45,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:45,872 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:46,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 57 transitions. [2023-11-11 23:48:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2023-11-11 23:48:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:48:46,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:46,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:46,541 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:46,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:46,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 41 states and 58 transitions. [2023-11-11 23:48:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2023-11-11 23:48:46,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:48:46,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:46,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:47,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:47,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 59 transitions. [2023-11-11 23:48:47,497 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2023-11-11 23:48:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:48:47,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:47,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:47,774 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:48,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:48,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 60 transitions. [2023-11-11 23:48:48,097 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2023-11-11 23:48:48,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:48:48,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:48,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:48,422 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:48,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:48,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 61 transitions. [2023-11-11 23:48:48,765 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2023-11-11 23:48:48,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:48:48,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:48,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:49,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 62 transitions. [2023-11-11 23:48:49,421 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2023-11-11 23:48:49,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:48:49,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:49,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:49,729 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:50,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:50,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 63 transitions. [2023-11-11 23:48:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2023-11-11 23:48:50,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:48:50,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:50,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:50,469 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:50,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:50,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 64 transitions. [2023-11-11 23:48:50,859 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2023-11-11 23:48:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:48:50,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:50,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:51,285 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:51,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 65 transitions. [2023-11-11 23:48:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2023-11-11 23:48:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:48:51,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:51,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:52,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:52,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 66 transitions. [2023-11-11 23:48:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2023-11-11 23:48:52,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:48:52,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:52,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:52,980 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:53,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 67 transitions. [2023-11-11 23:48:53,449 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-11 23:48:53,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:48:53,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:53,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:54,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:54,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 68 transitions. [2023-11-11 23:48:54,356 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-11 23:48:54,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:48:54,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:54,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:54,797 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:55,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 52 states and 69 transitions. [2023-11-11 23:48:55,288 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2023-11-11 23:48:55,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:48:55,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:55,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:55,722 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 70 transitions. [2023-11-11 23:48:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-11 23:48:56,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:48:56,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:56,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:56,764 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 71 transitions. [2023-11-11 23:48:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-11 23:48:57,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:48:57,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:57,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 72 transitions. [2023-11-11 23:48:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-11-11 23:48:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:48:58,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:58,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:58,862 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:48:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:59,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 73 transitions. [2023-11-11 23:48:59,330 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-11-11 23:48:59,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:48:59,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:59,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 74 transitions. [2023-11-11 23:49:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-11-11 23:49:00,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:49:00,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:00,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 75 transitions. [2023-11-11 23:49:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2023-11-11 23:49:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:49:01,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:01,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:02,120 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 59 states and 76 transitions. [2023-11-11 23:49:02,687 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-11-11 23:49:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:49:02,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:02,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 77 transitions. [2023-11-11 23:49:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-11 23:49:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:49:03,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:03,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:05,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 78 transitions. [2023-11-11 23:49:05,043 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-11 23:49:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:49:05,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:05,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:05,668 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 62 states and 79 transitions. [2023-11-11 23:49:06,265 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2023-11-11 23:49:06,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:49:06,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:06,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:07,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 80 transitions. [2023-11-11 23:49:07,554 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2023-11-11 23:49:07,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:49:07,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:07,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:08,166 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:08,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:08,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 81 transitions. [2023-11-11 23:49:08,751 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-11 23:49:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:49:08,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:08,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:09,387 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:09,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 82 transitions. [2023-11-11 23:49:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-11-11 23:49:09,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:49:09,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:09,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 749 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:11,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 83 transitions. [2023-11-11 23:49:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2023-11-11 23:49:11,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:49:11,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:11,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:12,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:12,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 84 transitions. [2023-11-11 23:49:12,493 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2023-11-11 23:49:12,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:49:12,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:12,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 85 transitions. [2023-11-11 23:49:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2023-11-11 23:49:13,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:49:13,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:13,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:14,627 INFO L134 CoverageAnalysis]: Checked inductivity of 869 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:15,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:15,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 86 transitions. [2023-11-11 23:49:15,293 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2023-11-11 23:49:15,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:49:15,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:15,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 911 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 87 transitions. [2023-11-11 23:49:16,714 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2023-11-11 23:49:16,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:49:16,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:16,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:17,345 INFO L134 CoverageAnalysis]: Checked inductivity of 954 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 88 transitions. [2023-11-11 23:49:17,980 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2023-11-11 23:49:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:49:17,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:17,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 998 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:19,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:19,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 89 transitions. [2023-11-11 23:49:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2023-11-11 23:49:19,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:49:19,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:19,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1043 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-11 23:49:20,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:20,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 73 states and 90 transitions. [2023-11-11 23:49:20,865 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2023-11-11 23:49:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:49:20,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:20,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:20,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:21,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.