./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/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_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/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_889850ad-136d-4850-a66a-ea32a429b7a8/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 c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:54,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:54,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:02:54,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:54,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:54,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:54,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:02:54,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:02:54,597 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:54,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:54,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:54,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:02:54,600 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:54,600 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:54,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:54,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:54,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:02:54,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:54,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:02:54,605 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:54,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:02:54,606 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:54,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:54,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:54,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:54,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:54,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:54,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:54,611 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:54,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:02:54,612 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:54,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:54,613 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:02:54,614 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_889850ad-136d-4850-a66a-ea32a429b7a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2bc72e0ba847f7c079e01dc4ce9f95afa555e9d2ef7b4bcdf5e1274db86053e [2023-11-19 04:02:54,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:54,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:54,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:54,891 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:54,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:54,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-11-19 04:02:58,066 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:02:58,424 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:02:58,425 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i [2023-11-19 04:02:58,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/data/67f664493/5ef0311271ea4a788a2c77876151f8ee/FLAGe8d93ead9 [2023-11-19 04:02:58,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/data/67f664493/5ef0311271ea4a788a2c77876151f8ee [2023-11-19 04:02:58,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:02:58,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:02:58,480 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:58,480 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:02:58,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:02:58,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:58" (1/1) ... [2023-11-19 04:02:58,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9169d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:58, skipping insertion in model container [2023-11-19 04:02:58,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:02:58" (1/1) ... [2023-11-19 04:02:58,587 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:02:59,149 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_889850ad-136d-4850-a66a-ea32a429b7a8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[37019,37032] [2023-11-19 04:02:59,273 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_889850ad-136d-4850-a66a-ea32a429b7a8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[47352,47365] [2023-11-19 04:02:59,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:59,301 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:02:59,339 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_889850ad-136d-4850-a66a-ea32a429b7a8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[37019,37032] [2023-11-19 04:02:59,435 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_889850ad-136d-4850-a66a-ea32a429b7a8/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test2-1.i[47352,47365] [2023-11-19 04:02:59,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:02:59,500 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:02:59,510 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:02:59,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59 WrapperNode [2023-11-19 04:02:59,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:02:59,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:59,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:02:59,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:02:59,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,667 INFO L138 Inliner]: procedures = 208, calls = 235, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1207 [2023-11-19 04:02:59,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:02:59,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:02:59,669 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:02:59,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:02:59,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,692 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,814 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:02:59,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:02:59,816 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:02:59,816 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:02:59,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:02:59" (1/1) ... [2023-11-19 04:02:59,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:59,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:02:59,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:02:59,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_889850ad-136d-4850-a66a-ea32a429b7a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:02:59,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:02:59,938 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:02:59,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:02:59,939 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:02:59,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:02:59,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:02:59,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:02:59,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:02:59,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:02:59,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:02:59,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:02:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:02:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:02:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:02:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:02:59,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:00,199 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:00,202 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:01,814 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:03,448 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:03,449 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 04:03:03,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:03 BoogieIcfgContainer [2023-11-19 04:03:03,458 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:03,460 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:03,460 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:03,470 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:03,471 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:03" (1/1) ... [2023-11-19 04:03:03,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:03,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 196 transitions. [2023-11-19 04:03:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 196 transitions. [2023-11-19 04:03:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:03,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:03,786 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 04:03:03,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:03,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 191 transitions. [2023-11-19 04:03:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2023-11-19 04:03:03,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:03,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:03,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,101 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 04:03:04,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 118 states and 190 transitions. [2023-11-19 04:03:04,145 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 190 transitions. [2023-11-19 04:03:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:04,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:04,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 118 states and 186 transitions. [2023-11-19 04:03:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2023-11-19 04:03:04,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:03:04,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:04,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:04,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:04,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:05,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2023-11-19 04:03:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2023-11-19 04:03:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:03:05,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:05,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:05,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:05,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:05,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 118 states and 174 transitions. [2023-11-19 04:03:05,997 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 174 transitions. [2023-11-19 04:03:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:03:06,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:06,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:06,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:06,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:06,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:07,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 166 transitions. [2023-11-19 04:03:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 166 transitions. [2023-11-19 04:03:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:03:07,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:07,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:07,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:07,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:18,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:22,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.16s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2023-11-19 04:03:22,286 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2023-11-19 04:03:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:03:22,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:22,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:22,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:22,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 131 states and 179 transitions. [2023-11-19 04:03:22,592 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 179 transitions. [2023-11-19 04:03:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:22,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:22,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:22,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:32,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:32,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 129 states and 173 transitions. [2023-11-19 04:03:32,985 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2023-11-19 04:03:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 04:03:32,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:33,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:33,575 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:03:36,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:37,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 158 states and 211 transitions. [2023-11-19 04:03:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 211 transitions. [2023-11-19 04:03:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 04:03:37,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 562 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:37,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:37,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 158 states and 209 transitions. [2023-11-19 04:03:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 209 transitions. [2023-11-19 04:03:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 04:03:38,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:38,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:38,984 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:03:39,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:39,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 158 states and 205 transitions. [2023-11-19 04:03:39,005 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 205 transitions. [2023-11-19 04:03:39,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:03:39,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:39,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:39,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:03:39,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:39,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:03:49,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:53,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 159 states and 204 transitions. [2023-11-19 04:03:53,883 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 204 transitions. [2023-11-19 04:03:53,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 04:03:53,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:54,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:54,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:54,323 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:03:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 159 states and 202 transitions. [2023-11-19 04:03:54,538 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 202 transitions. [2023-11-19 04:03:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 04:03:54,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:54,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:02,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:04:02,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:04:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.