./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL --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 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:54,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:54,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:00:54,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:00:54,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:00:54,614 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:54,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:54,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:54,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:54,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:54,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:54,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:54,622 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:00:54,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:00:54,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:00:54,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:54,628 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:54,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:54,629 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:54,629 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:00:54,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:54,632 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:54,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:54,633 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:54,636 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:54,636 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:54,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:54,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:54,638 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:54,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:54,639 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:00:54,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:00:54,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:54,641 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_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fd228108b00a337c799c923821cefd2f3f25ea1b43eb489705884efe2b6ca03 [2023-11-19 03:00:54,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:54,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:54,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:54,924 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:54,924 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:54,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2023-11-19 03:00:58,095 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:58,444 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:58,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i [2023-11-19 03:00:58,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/data/b6c5a2ee6/0ffe39aef7b14020877017735fe62525/FLAGada774973 [2023-11-19 03:00:58,492 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/data/b6c5a2ee6/0ffe39aef7b14020877017735fe62525 [2023-11-19 03:00:58,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:58,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:58,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:58,509 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:58,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:58,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:58" (1/1) ... [2023-11-19 03:00:58,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbac0a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:58, skipping insertion in model container [2023-11-19 03:00:58,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:58" (1/1) ... [2023-11-19 03:00:58,631 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:59,202 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_fdaf664e-099b-4058-8c1e-509a2f081f4a/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2023-11-19 03:00:59,463 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_fdaf664e-099b-4058-8c1e-509a2f081f4a/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2023-11-19 03:00:59,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:59,488 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:59,538 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_fdaf664e-099b-4058-8c1e-509a2f081f4a/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[33021,33034] [2023-11-19 03:00:59,660 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_fdaf664e-099b-4058-8c1e-509a2f081f4a/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-1.i[49681,49694] [2023-11-19 03:00:59,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:59,712 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:59,718 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:59,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59 WrapperNode [2023-11-19 03:00:59,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:59,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:59,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:59,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:59,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:00:59,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:00:59,909 INFO L138 Inliner]: procedures = 177, calls = 388, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1895 [2023-11-19 03:00:59,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:59,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:59,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:59,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:59,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:00:59,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:00:59,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:00:59,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:01:00,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:01:00,127 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:01:00,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:01:00,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:01:00,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:00,175 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:00,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:00,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:00,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:59" (1/1) ... [2023-11-19 03:01:00,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:00,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:00,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:00,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdaf664e-099b-4058-8c1e-509a2f081f4a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:01:00,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:01:00,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:01:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:01:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:01:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:01:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:01:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:01:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:01:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:01:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:01:00,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:01:00,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:00,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:00,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:00,528 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:00,541 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:02,830 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:05,362 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:05,362 INFO L302 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-19 03:01:05,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:05 BoogieIcfgContainer [2023-11-19 03:01:05,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:05,377 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:05,377 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:05,389 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:05,390 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:05" (1/1) ... [2023-11-19 03:01:05,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:01:05,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:05,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 162 states and 278 transitions. [2023-11-19 03:01:05,486 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 278 transitions. [2023-11-19 03:01:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:01:05,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:05,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:05,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:05,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 162 states and 275 transitions. [2023-11-19 03:01:05,803 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 275 transitions. [2023-11-19 03:01:05,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:01:05,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:05,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:05,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:05,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:05,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:05,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:05,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 162 states and 271 transitions. [2023-11-19 03:01:05,939 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 271 transitions. [2023-11-19 03:01:05,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:01:05,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:05,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:06,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:06,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:06,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:06,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 162 states and 269 transitions. [2023-11-19 03:01:06,102 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 269 transitions. [2023-11-19 03:01:06,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:01:06,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:06,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:06,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:06,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:06,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:16,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:01:16,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:16,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 267 transitions. [2023-11-19 03:01:16,300 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 267 transitions. [2023-11-19 03:01:16,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:01:16,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:16,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:16,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:01:16,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:16,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:16,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 163 states and 269 transitions. [2023-11-19 03:01:16,485 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 269 transitions. [2023-11-19 03:01:16,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:01:16,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:16,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:16,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:16,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:16,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:16,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:16,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 163 states and 265 transitions. [2023-11-19 03:01:16,656 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 265 transitions. [2023-11-19 03:01:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:01:16,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:16,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:16,839 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:16,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:16,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:16,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 163 states and 257 transitions. [2023-11-19 03:01:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 257 transitions. [2023-11-19 03:01:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:01:16,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:16,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:17,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:17,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:17,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:17,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:17,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 163 states and 245 transitions. [2023-11-19 03:01:17,078 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 245 transitions. [2023-11-19 03:01:17,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:01:17,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:17,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:17,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:01:17,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:27,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:01:37,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:01:37,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:01:37,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 163 states and 233 transitions. [2023-11-19 03:01:37,516 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 233 transitions. [2023-11-19 03:01:37,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:01:37,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:01:37,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:01:38,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:01:38,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:01:38,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:01:38,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:01:48,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:01:58,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []