./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/as2013-hybrid.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/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_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/as2013-hybrid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/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_81015ee4-913b-42ef-9929-4a30d149f452/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 6f4877babf2234c4d9f84af37e06b0d1c35e333b586df80a0a3a6ac5b1b8e2d2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:50,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:50,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:50,937 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:50,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:50,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:50,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:50,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:50,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:50,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:50,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:50,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:50,986 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:50,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:50,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:50,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:50,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:50,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:50,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:50,997 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:50,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:50,998 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:50,998 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:50,999 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:51,000 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:51,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:51,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:51,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:51,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:51,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:51,005 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:51,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:51,005 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:51,005 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_81015ee4-913b-42ef-9929-4a30d149f452/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f4877babf2234c4d9f84af37e06b0d1c35e333b586df80a0a3a6ac5b1b8e2d2 [2023-11-24 23:12:51,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:51,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:51,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:51,365 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:51,365 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:51,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-24 23:12:54,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:54,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:54,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2023-11-24 23:12:54,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/data/92a6dcf47/096cb30e943749508cfe61d4c72efce8/FLAGef7b96857 [2023-11-24 23:12:54,759 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/data/92a6dcf47/096cb30e943749508cfe61d4c72efce8 [2023-11-24 23:12:54,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:54,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:54,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:54,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:54,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:54,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:54" (1/1) ... [2023-11-24 23:12:54,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274df01c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:54, skipping insertion in model container [2023-11-24 23:12:54,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:54" (1/1) ... [2023-11-24 23:12:54,822 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:55,026 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_81015ee4-913b-42ef-9929-4a30d149f452/sv-benchmarks/c/loop-lit/as2013-hybrid.i[802,815] [2023-11-24 23:12:55,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:55,056 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:55,073 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_81015ee4-913b-42ef-9929-4a30d149f452/sv-benchmarks/c/loop-lit/as2013-hybrid.i[802,815] [2023-11-24 23:12:55,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:55,097 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:55,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55 WrapperNode [2023-11-24 23:12:55,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:55,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:55,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:55,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:55,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,134 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2023-11-24 23:12:55,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:55,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:55,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:55,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:55,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,159 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:55,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:55,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:55,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:55,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:55,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:55,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:55,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81015ee4-913b-42ef-9929-4a30d149f452/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:12:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:12:55,356 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:55,359 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:55,477 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:55,514 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:55,514 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:12:55,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:55 BoogieIcfgContainer [2023-11-24 23:12:55,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:55,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:55,517 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:55,528 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:55,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:55" (1/1) ... [2023-11-24 23:12:55,543 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:55,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-11-24 23:12:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-11-24 23:12:55,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:12:55,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:55,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:55,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:56,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-24 23:12:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-24 23:12:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:12:56,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:56,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:56,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2023-11-24 23:12:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2023-11-24 23:12:56,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:12:56,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:56,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:56,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:56,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:56,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2023-11-24 23:12:56,591 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2023-11-24 23:12:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:12:56,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:56,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:56,723 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:12:57,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 37 transitions. [2023-11-24 23:12:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2023-11-24 23:12:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:12:57,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:57,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:12:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 48 transitions. [2023-11-24 23:12:58,047 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 48 transitions. [2023-11-24 23:12:58,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:12:58,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:58,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:58,163 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:12:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:58,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 54 transitions. [2023-11-24 23:12:58,757 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2023-11-24 23:12:58,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:12:58,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:58,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:58,847 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:12:59,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:59,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 35 states and 67 transitions. [2023-11-24 23:12:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 67 transitions. [2023-11-24 23:12:59,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:12:59,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:59,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:59,800 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:13:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:00,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 68 transitions. [2023-11-24 23:13:00,240 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 68 transitions. [2023-11-24 23:13:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:13:00,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:00,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-24 23:13:00,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 71 transitions. [2023-11-24 23:13:00,768 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2023-11-24 23:13:00,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:13:00,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:00,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:00,824 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-24 23:13:01,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 68 transitions. [2023-11-24 23:13:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 68 transitions. [2023-11-24 23:13:01,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:13:01,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:01,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:01,515 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-24 23:13:01,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 69 transitions. [2023-11-24 23:13:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 69 transitions. [2023-11-24 23:13:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:13:01,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:01,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,082 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-24 23:13:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:03,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 42 states and 80 transitions. [2023-11-24 23:13:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 80 transitions. [2023-11-24 23:13:03,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:13:03,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:03,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:03,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-24 23:13:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 44 states and 83 transitions. [2023-11-24 23:13:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2023-11-24 23:13:03,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:13:03,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:03,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:03,644 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 20 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-24 23:13:04,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 85 transitions. [2023-11-24 23:13:04,080 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 85 transitions. [2023-11-24 23:13:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:13:04,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-11-24 23:13:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 46 states and 84 transitions. [2023-11-24 23:13:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 84 transitions. [2023-11-24 23:13:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:13:04,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,929 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 26 proven. 28 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-24 23:13:05,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 51 states and 96 transitions. [2023-11-24 23:13:05,997 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 96 transitions. [2023-11-24 23:13:05,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:13:05,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:05,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 26 proven. 28 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-24 23:13:06,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:06,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 97 transitions. [2023-11-24 23:13:06,563 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2023-11-24 23:13:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:13:06,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:06,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:06,645 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 26 proven. 28 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-24 23:13:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 54 states and 100 transitions. [2023-11-24 23:13:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2023-11-24 23:13:07,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:13:07,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 32 proven. 22 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-11-24 23:13:07,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 54 states and 99 transitions. [2023-11-24 23:13:07,870 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 99 transitions. [2023-11-24 23:13:07,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:13:07,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:08,017 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 32 proven. 45 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-24 23:13:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:09,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 111 transitions. [2023-11-24 23:13:09,225 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2023-11-24 23:13:09,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:13:09,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:09,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:09,310 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 32 proven. 45 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-24 23:13:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:09,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 112 transitions. [2023-11-24 23:13:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2023-11-24 23:13:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 23:13:09,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:09,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 32 proven. 45 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-11-24 23:13:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:10,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 115 transitions. [2023-11-24 23:13:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2023-11-24 23:13:10,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 23:13:10,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:10,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:10,445 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 39 proven. 28 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2023-11-24 23:13:11,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 114 transitions. [2023-11-24 23:13:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2023-11-24 23:13:11,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 23:13:11,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:11,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:11,300 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 38 proven. 66 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-24 23:13:12,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 67 states and 126 transitions. [2023-11-24 23:13:12,583 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2023-11-24 23:13:12,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 23:13:12,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,682 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 38 proven. 66 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-24 23:13:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 68 states and 127 transitions. [2023-11-24 23:13:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 127 transitions. [2023-11-24 23:13:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 23:13:13,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,333 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 38 proven. 66 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2023-11-24 23:13:13,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 130 transitions. [2023-11-24 23:13:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 130 transitions. [2023-11-24 23:13:13,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-24 23:13:13,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 46 proven. 34 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2023-11-24 23:13:14,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 70 states and 129 transitions. [2023-11-24 23:13:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 129 transitions. [2023-11-24 23:13:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-24 23:13:14,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 44 proven. 91 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-24 23:13:16,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 75 states and 141 transitions. [2023-11-24 23:13:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2023-11-24 23:13:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-24 23:13:16,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 44 proven. 91 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-24 23:13:16,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:16,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 142 transitions. [2023-11-24 23:13:16,937 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 142 transitions. [2023-11-24 23:13:16,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-24 23:13:16,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:16,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,030 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 44 proven. 91 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-11-24 23:13:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 145 transitions. [2023-11-24 23:13:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 145 transitions. [2023-11-24 23:13:17,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-24 23:13:17,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:17,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,726 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 53 proven. 40 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2023-11-24 23:13:18,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:18,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 78 states and 144 transitions. [2023-11-24 23:13:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 144 transitions. [2023-11-24 23:13:18,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-24 23:13:18,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:18,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:18,920 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 50 proven. 120 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-24 23:13:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 156 transitions. [2023-11-24 23:13:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 156 transitions. [2023-11-24 23:13:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-24 23:13:20,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:20,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:20,428 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 50 proven. 120 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-24 23:13:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:20,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 84 states and 157 transitions. [2023-11-24 23:13:20,999 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 157 transitions. [2023-11-24 23:13:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-24 23:13:21,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:21,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:21,109 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 50 proven. 120 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2023-11-24 23:13:21,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:21,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 86 states and 160 transitions. [2023-11-24 23:13:21,683 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 160 transitions. [2023-11-24 23:13:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-24 23:13:21,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:21,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:21,766 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 60 proven. 46 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2023-11-24 23:13:22,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 86 states and 159 transitions. [2023-11-24 23:13:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 159 transitions. [2023-11-24 23:13:22,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-24 23:13:22,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:23,000 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 56 proven. 153 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-24 23:13:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 91 states and 168 transitions. [2023-11-24 23:13:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 168 transitions. [2023-11-24 23:13:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-24 23:13:24,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:24,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 56 proven. 153 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-24 23:13:25,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:25,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 92 states and 169 transitions. [2023-11-24 23:13:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 169 transitions. [2023-11-24 23:13:25,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-24 23:13:25,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:25,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:25,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 56 proven. 153 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-24 23:13:26,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:26,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 94 states and 172 transitions. [2023-11-24 23:13:26,048 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 172 transitions. [2023-11-24 23:13:26,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-24 23:13:26,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:26,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:26,130 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 67 proven. 52 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2023-11-24 23:13:27,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:27,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 94 states and 171 transitions. [2023-11-24 23:13:27,101 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 171 transitions. [2023-11-24 23:13:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-24 23:13:27,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:27,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 40 proven. 22 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2023-11-24 23:13:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:31,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 119 states and 198 transitions. [2023-11-24 23:13:31,092 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2023-11-24 23:13:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-24 23:13:31,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:31,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:31,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 42 proven. 32 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-24 23:13:32,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:32,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 130 states and 199 transitions. [2023-11-24 23:13:32,924 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2023-11-24 23:13:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-24 23:13:32,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:32,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 42 proven. 32 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-24 23:13:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 132 states and 199 transitions. [2023-11-24 23:13:33,785 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 199 transitions. [2023-11-24 23:13:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-24 23:13:33,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:33,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:34,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3827 backedges. 519 proven. 153 refuted. 0 times theorem prover too weak. 3155 trivial. 0 not checked. [2023-11-24 23:13:34,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:34,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 134 states and 202 transitions. [2023-11-24 23:13:34,613 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 202 transitions. [2023-11-24 23:13:34,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2023-11-24 23:13:34,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:34,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:35,164 INFO L134 CoverageAnalysis]: Checked inductivity of 4228 backedges. 82 proven. 486 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-11-24 23:13:40,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 176 states and 266 transitions. [2023-11-24 23:13:40,139 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2023-11-24 23:13:40,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2023-11-24 23:13:40,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:40,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat