./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/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_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/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_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/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 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:45,274 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:45,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:45,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:45,403 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:45,440 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:45,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:45,446 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:45,447 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:45,452 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:45,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:45,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:45,453 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:45,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:45,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:45,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:45,456 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:45,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:45,457 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:45,457 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:45,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:45,458 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:45,459 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:45,459 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:45,460 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:45,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:45,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:45,461 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:45,461 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:45,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:45,463 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:45,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:45,464 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:45,464 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_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fdcb64865aeb8184805095bc8dbe7392078d445cf902388dac9d1ca4533bb8c [2023-11-24 23:12:45,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:45,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:45,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:45,853 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:45,854 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:45,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i [2023-11-24 23:12:49,025 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:49,474 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:49,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i [2023-11-24 23:12:49,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/data/ab4c63e8f/475435386ea24acd8da7072a2703df37/FLAG33644464a [2023-11-24 23:12:49,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/data/ab4c63e8f/475435386ea24acd8da7072a2703df37 [2023-11-24 23:12:49,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:49,533 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:49,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:49,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:49,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:49,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:49" (1/1) ... [2023-11-24 23:12:49,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b4201a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:49, skipping insertion in model container [2023-11-24 23:12:49,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:49" (1/1) ... [2023-11-24 23:12:49,645 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:50,265 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_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i[37435,37448] [2023-11-24 23:12:50,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:50,459 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:50,498 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_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test2-2.i[37435,37448] [2023-11-24 23:12:50,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:50,673 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:50,682 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:50,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50 WrapperNode [2023-11-24 23:12:50,683 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:50,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:50,685 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:50,685 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:50,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:50,756 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:50,845 INFO L138 Inliner]: procedures = 207, calls = 280, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1349 [2023-11-24 23:12:50,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:50,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:50,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:50,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:50,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:50,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:50,879 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:50,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:50,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:51,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:51,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:51,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:51,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:51,103 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:51,103 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:51,103 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:51,104 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:50" (1/1) ... [2023-11-24 23:12:51,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:51,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:51,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:51,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_609b3b1d-f19d-4178-b0bd-3adfe3b07b2e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:51,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:12:51,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:12:51,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:51,193 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:12:51,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:12:51,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:12:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:12:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:51,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:12:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:51,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:51,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:51,439 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:51,442 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:53,107 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:54,692 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:54,694 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:12:54,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:54 BoogieIcfgContainer [2023-11-24 23:12:54,696 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:54,697 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:54,698 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:54,710 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:54,710 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:54" (1/1) ... [2023-11-24 23:12:54,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 117 states and 199 transitions. [2023-11-24 23:12:54,807 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 199 transitions. [2023-11-24 23:12:54,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:12:54,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:54,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:54,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:55,062 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 23:12:55,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 117 states and 194 transitions. [2023-11-24 23:12:55,097 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 194 transitions. [2023-11-24 23:12:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:12:55,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:55,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:55,222 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 23:12:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:55,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 117 states and 190 transitions. [2023-11-24 23:12:55,245 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 190 transitions. [2023-11-24 23:12:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:12:55,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:55,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:55,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:55,367 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 23:12:55,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 117 states and 188 transitions. [2023-11-24 23:12:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 188 transitions. [2023-11-24 23:12:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:12:55,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:55,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:55,464 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 23:13:05,499 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 [] [2023-11-24 23:13:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 117 states and 186 transitions. [2023-11-24 23:13:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 186 transitions. [2023-11-24 23:13:05,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:13:05,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:05,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:06,655 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 23:13:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:06,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 122 states and 195 transitions. [2023-11-24 23:13:06,860 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 195 transitions. [2023-11-24 23:13:06,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:13:06,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:06,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:07,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:07,097 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 23:13:07,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 122 states and 193 transitions. [2023-11-24 23:13:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 193 transitions. [2023-11-24 23:13:07,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:13:07,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:07,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:07,355 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 23:13:07,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 122 states and 189 transitions. [2023-11-24 23:13:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 189 transitions. [2023-11-24 23:13:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:13:07,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:07,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:07,539 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 23:13:07,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 122 states and 183 transitions. [2023-11-24 23:13:07,550 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 183 transitions. [2023-11-24 23:13:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:13:07,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:07,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:07,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:13:07,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:07,793 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 23:13:17,820 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 [] [2023-11-24 23:13:17,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 122 states and 177 transitions. [2023-11-24 23:13:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 177 transitions. [2023-11-24 23:13:17,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:13:17,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:17,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:18,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:13:18,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:13:18,429 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 23:13:28,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:13:38,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:13:48,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []