./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/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_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:24,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:24,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:53:24,780 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:24,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:24,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:24,809 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:24,810 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:24,810 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:24,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:24,812 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:24,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:24,813 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:24,814 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:24,814 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:24,815 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:24,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:24,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:24,816 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:24,817 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:53:24,818 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:53:24,819 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:24,819 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:24,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:24,820 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:24,821 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:24,821 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:24,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:24,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:24,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:24,823 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:24,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:24,824 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:24,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:24,825 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:24,826 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_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 [2023-11-24 22:53:25,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:25,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:25,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:25,098 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:25,099 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:25,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2023-11-24 22:53:28,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:28,622 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:28,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2023-11-24 22:53:28,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/data/966d2dab5/7ee0741192a243bcab4bbc823c55a377/FLAG4d8ae30f1 [2023-11-24 22:53:28,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/data/966d2dab5/7ee0741192a243bcab4bbc823c55a377 [2023-11-24 22:53:28,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:28,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:28,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:28,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:28,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:28,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:28" (1/1) ... [2023-11-24 22:53:28,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27c0329e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:28, skipping insertion in model container [2023-11-24 22:53:28,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:28" (1/1) ... [2023-11-24 22:53:28,745 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:29,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:29,348 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:29,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:29,460 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:29,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29 WrapperNode [2023-11-24 22:53:29,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:29,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:29,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:29,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:29,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,609 INFO L138 Inliner]: procedures = 177, calls = 187, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 802 [2023-11-24 22:53:29,610 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:29,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:29,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:29,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:29,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,713 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:29,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:29,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:29,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:29,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:29" (1/1) ... [2023-11-24 22:53:29,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:29,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:29,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:29,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd0b7546-370d-4004-b8a1-4d6ad2eab04d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:53:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:53:29,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:53:29,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:53:29,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 22:53:29,839 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 22:53:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:53:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:29,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:53:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:53:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:53:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:53:29,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:29,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:29,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:30,065 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:30,068 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:31,248 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:32,312 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:32,313 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-24 22:53:32,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:32 BoogieIcfgContainer [2023-11-24 22:53:32,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:32,318 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:32,318 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:32,329 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:32,329 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:32" (1/1) ... [2023-11-24 22:53:32,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 93 states and 151 transitions. [2023-11-24 22:53:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 151 transitions. [2023-11-24 22:53:32,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:53:32,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,631 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 22:53:32,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 92 states and 150 transitions. [2023-11-24 22:53:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 150 transitions. [2023-11-24 22:53:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:53:32,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,711 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 22:53:32,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2023-11-24 22:53:32,737 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2023-11-24 22:53:32,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:53:32,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:32,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:32,840 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 22:53:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 95 states and 154 transitions. [2023-11-24 22:53:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 154 transitions. [2023-11-24 22:53:32,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:53:32,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:32,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:32,937 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 22:53:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 95 states and 152 transitions. [2023-11-24 22:53:32,944 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 152 transitions. [2023-11-24 22:53:32,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:53:32,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,011 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 22:53:33,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 95 states and 148 transitions. [2023-11-24 22:53:33,019 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 148 transitions. [2023-11-24 22:53:33,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:53:33,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,107 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 22:53:33,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 95 states and 142 transitions. [2023-11-24 22:53:33,114 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2023-11-24 22:53:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:53:33,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:53:33,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:33,342 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 22:53:43,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:53:43,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:43,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 95 states and 136 transitions. [2023-11-24 22:53:43,551 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-24 22:53:43,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:53:43,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:43,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:43,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:53:43,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:53:43,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:53,971 WARN L539 Checker$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 22:54:03,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:54:14,026 WARN L539 Checker$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 22:54:24,057 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 22:54:24,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 122 states and 169 transitions. [2023-11-24 22:54:24,346 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 169 transitions. [2023-11-24 22:54:24,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:54:24,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:54:24,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:24,537 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 22:54:24,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:24,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 122 states and 167 transitions. [2023-11-24 22:54:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2023-11-24 22:54:24,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:54:24,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:24,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:24,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:54:24,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:54:24,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:54:35,031 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 []