./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/discover_list.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/discover_list.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b98ece0168fde0a9f5db629b0589397995dd8e9526df8a73dd8042a19f16d948 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:53,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:53,645 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:53,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:53,652 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:53,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:53,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:53,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:53,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:53,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:53,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:53,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:53,692 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:53,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:53,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:53,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:53,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:53,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:53,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:53,697 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:53,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:53,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:53,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:53,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:53,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:53,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:53,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:53,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:53,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:53,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:53,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:53,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:53,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:53,707 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_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b98ece0168fde0a9f5db629b0589397995dd8e9526df8a73dd8042a19f16d948 [2023-11-24 23:07:54,014 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:54,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:54,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:54,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:54,042 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:54,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loops-crafted-1/discover_list.c [2023-11-24 23:07:57,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:57,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:57,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/sv-benchmarks/c/loops-crafted-1/discover_list.c [2023-11-24 23:07:57,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/data/b40389545/0b2b855caa0642e092f0202e9661f191/FLAG0f475f450 [2023-11-24 23:07:57,440 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/data/b40389545/0b2b855caa0642e092f0202e9661f191 [2023-11-24 23:07:57,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:57,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:57,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:57,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:57,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:57,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:57" (1/1) ... [2023-11-24 23:07:57,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120a17f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:57, skipping insertion in model container [2023-11-24 23:07:57,454 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:57" (1/1) ... [2023-11-24 23:07:57,511 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:57,776 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_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2023-11-24 23:07:57,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:57,908 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:57,935 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_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2023-11-24 23:07:58,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:58,066 WARN L675 CHandler]: The function smp_send_req is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:58,072 WARN L675 CHandler]: The function toupper is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:58,073 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:07:58,082 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:58,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58 WrapperNode [2023-11-24 23:07:58,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:58,085 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:58,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:58,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:58,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,136 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,194 INFO L138 Inliner]: procedures = 36, calls = 642, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 508 [2023-11-24 23:07:58,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:58,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:58,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:58,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:58,205 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,242 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,249 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:58,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:58,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:58,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:58,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:58" (1/1) ... [2023-11-24 23:07:58,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:58,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:58,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:58,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb6d7015-9f5d-4a18-bf6b-f4cebc707863/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:58,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:58,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-24 23:07:58,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure smp_send_req [2023-11-24 23:07:58,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:07:58,393 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:07:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:58,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:07:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:58,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:58,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:07:58,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:07:58,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:58,558 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:58,562 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:59,160 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:59,427 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:59,428 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:07:59,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:59 BoogieIcfgContainer [2023-11-24 23:07:59,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:59,431 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:59,431 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:59,442 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:59,442 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:59" (1/1) ... [2023-11-24 23:07:59,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2023-11-24 23:07:59,512 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2023-11-24 23:07:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:07:59,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:59,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:00,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:08:01,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:01,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2023-11-24 23:08:01,062 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2023-11-24 23:08:01,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:08:01,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:01,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:08:02,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:02,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 76 transitions. [2023-11-24 23:08:02,068 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2023-11-24 23:08:02,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:08:02,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:02,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:02,615 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:02,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2023-11-24 23:08:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2023-11-24 23:08:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:08:02,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:02,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:03,543 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:03,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2023-11-24 23:08:03,748 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2023-11-24 23:08:03,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:08:03,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:03,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:04,383 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:04,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 56 states and 81 transitions. [2023-11-24 23:08:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 81 transitions. [2023-11-24 23:08:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:08:04,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:04,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:05,055 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:05,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 57 states and 82 transitions. [2023-11-24 23:08:05,276 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2023-11-24 23:08:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:08:05,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:06,067 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 89 transitions. [2023-11-24 23:08:07,241 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2023-11-24 23:08:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:08:07,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:07,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2023-11-24 23:08:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2023-11-24 23:08:08,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:08:08,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:08,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:09,001 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:09,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-24 23:08:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-24 23:08:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:08:09,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:09,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2023-11-24 23:08:10,856 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2023-11-24 23:08:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:08:10,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:10,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:12,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2023-11-24 23:08:12,061 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-11-24 23:08:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:08:12,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:12,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:13,007 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 65 states and 94 transitions. [2023-11-24 23:08:13,677 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-24 23:08:13,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:08:13,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:13,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:14,508 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:15,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:15,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 66 states and 95 transitions. [2023-11-24 23:08:15,172 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2023-11-24 23:08:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:08:15,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:15,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:16,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2023-11-24 23:08:16,615 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2023-11-24 23:08:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:08:16,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:16,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:18,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:18,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2023-11-24 23:08:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2023-11-24 23:08:18,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:08:18,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:18,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:19,296 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2023-11-24 23:08:20,008 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2023-11-24 23:08:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:08:20,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:20,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:21,143 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 188 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2023-11-24 23:08:22,050 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-24 23:08:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:08:22,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:22,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:23,136 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:24,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:24,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2023-11-24 23:08:24,076 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-24 23:08:24,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:08:24,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:24,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 229 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 101 transitions. [2023-11-24 23:08:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2023-11-24 23:08:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:08:26,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:26,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:27,092 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 251 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2023-11-24 23:08:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2023-11-24 23:08:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:08:27,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:27,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 274 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:29,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:29,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 74 states and 103 transitions. [2023-11-24 23:08:29,766 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 103 transitions. [2023-11-24 23:08:29,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:08:29,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:29,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:29,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 298 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:32,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:32,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 104 transitions. [2023-11-24 23:08:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2023-11-24 23:08:32,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:08:32,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:32,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:33,423 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 0 proven. 323 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:08:33,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:33,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 76 states and 105 transitions. [2023-11-24 23:08:33,946 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2023-11-24 23:08:33,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:08:33,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:33,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:38,095 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 349 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.