./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.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_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/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_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/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_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/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 bfb70cce6cd508003f6161c30aa2ac99ac8ddeb6209ddd86b65ca0c623c2fb1c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:34,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:34,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:11:34,694 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:34,695 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:34,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:34,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:34,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:34,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:34,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:34,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:34,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:34,728 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:34,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:34,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:34,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:34,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:34,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:34,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:34,731 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:11:34,732 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:34,733 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:34,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:34,734 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:34,734 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:34,735 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:34,735 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:34,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:34,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:34,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:34,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:34,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:34,738 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:34,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:34,739 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:34,739 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_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfb70cce6cd508003f6161c30aa2ac99ac8ddeb6209ddd86b65ca0c623c2fb1c [2023-11-24 23:11:35,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:35,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:35,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:35,083 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:35,084 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:35,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i [2023-11-24 23:11:38,190 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:38,578 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:38,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-2.i [2023-11-24 23:11:38,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/data/c04998e80/cd28f2f124f14471b3e1f9dc877f04c8/FLAGbfe1d3a49 [2023-11-24 23:11:38,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/data/c04998e80/cd28f2f124f14471b3e1f9dc877f04c8 [2023-11-24 23:11:38,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:38,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:38,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:38,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:38,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:38,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:38" (1/1) ... [2023-11-24 23:11:38,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668a981c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:38, skipping insertion in model container [2023-11-24 23:11:38,647 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:38" (1/1) ... [2023-11-24 23:11:38,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:39,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:39,421 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:39,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:39,619 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:39,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39 WrapperNode [2023-11-24 23:11:39,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:39,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:39,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:39,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:39,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,776 INFO L138 Inliner]: procedures = 177, calls = 238, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 967 [2023-11-24 23:11:39,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:39,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:39,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:39,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:39,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,826 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,898 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,918 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,927 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:39,928 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:39,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:39,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:39,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:39" (1/1) ... [2023-11-24 23:11:39,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:39,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:39,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:39,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4d2e4d3-a508-403e-9c1a-49d764ce8bd0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:11:40,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:11:40,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:11:40,013 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:11:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:11:40,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:40,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:40,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:11:40,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:11:40,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:40,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:40,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:40,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:40,236 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:40,244 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:41,613 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:42,641 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:42,642 INFO L309 CfgBuilder]: Removed 40 assume(true) statements. [2023-11-24 23:11:42,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:42 BoogieIcfgContainer [2023-11-24 23:11:42,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:42,647 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:42,647 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:42,658 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:42,658 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:42" (1/1) ... [2023-11-24 23:11:42,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:11:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:42,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 108 states and 177 transitions. [2023-11-24 23:11:42,752 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 177 transitions. [2023-11-24 23:11:42,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:11:42,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:42,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,019 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 23:11:43,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 176 transitions. [2023-11-24 23:11:43,060 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2023-11-24 23:11:43,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:11:43,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,136 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 23:11:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 108 states and 178 transitions. [2023-11-24 23:11:43,171 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2023-11-24 23:11:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:11:43,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:43,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:43,305 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 23:11:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 111 states and 182 transitions. [2023-11-24 23:11:43,365 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 182 transitions. [2023-11-24 23:11:43,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:11:43,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:43,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:43,449 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 23:11:43,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 111 states and 180 transitions. [2023-11-24 23:11:43,455 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 180 transitions. [2023-11-24 23:11:43,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:11:43,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:43,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:43,542 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 23:11:43,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 111 states and 176 transitions. [2023-11-24 23:11:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 176 transitions. [2023-11-24 23:11:43,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:11:43,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:43,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:43,653 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 23:11:43,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 111 states and 170 transitions. [2023-11-24 23:11:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 170 transitions. [2023-11-24 23:11:43,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:11:43,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:43,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:43,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:11:43,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:43,858 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 23:11:53,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:11:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:11:53,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 111 states and 164 transitions. [2023-11-24 23:11:53,959 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 164 transitions. [2023-11-24 23:11:53,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:11:53,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:11:53,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:11:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:11:54,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:11:54,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:11:54,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:04,831 WARN L539 Checker$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 23:12:14,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:12:24,920 WARN L539 Checker$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 23:12:34,953 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 23:12:35,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:35,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 138 states and 197 transitions. [2023-11-24 23:12:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 197 transitions. [2023-11-24 23:12:35,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:12:35,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:35,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:35,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:12:35,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:35,388 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 23:12:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 138 states and 195 transitions. [2023-11-24 23:12:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 195 transitions. [2023-11-24 23:12:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:12:35,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:35,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:35,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:12:35,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:35,820 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 23:12:45,897 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 []