./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/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_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/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_2b77225e-c190-491b-af9a-4dc9e075588d/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 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:07,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:08,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:09:08,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:09:08,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:09:08,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:08,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:08,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:08,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:08,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:08,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:08,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:08,117 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:08,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:09:08,120 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:08,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:08,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:08,121 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:08,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:08,122 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:09:08,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:09:08,124 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:08,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:08,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:08,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:08,125 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:08,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:08,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:08,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:08,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:08,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:08,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:08,129 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:09:08,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:09:08,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:08,130 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_2b77225e-c190-491b-af9a-4dc9e075588d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 [2023-11-24 23:09:08,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:08,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:08,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:08,509 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:08,510 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:08,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2023-11-24 23:09:12,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:12,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:12,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2023-11-24 23:09:12,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/data/0b667b6ad/206a3f82ad284f269dfdb40a467ab4d9/FLAG0660f3eb1 [2023-11-24 23:09:12,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/data/0b667b6ad/206a3f82ad284f269dfdb40a467ab4d9 [2023-11-24 23:09:12,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:12,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:12,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:12,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:12,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:12,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:12" (1/1) ... [2023-11-24 23:09:12,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c34a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:12, skipping insertion in model container [2023-11-24 23:09:12,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:12" (1/1) ... [2023-11-24 23:09:12,792 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:13,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:13,784 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:13,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:14,009 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:14,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14 WrapperNode [2023-11-24 23:09:14,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:14,011 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:14,011 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:14,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:14,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,245 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1817 [2023-11-24 23:09:14,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:14,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:14,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:14,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:14,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,479 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:14,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:14,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:14,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:14,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:14" (1/1) ... [2023-11-24 23:09:14,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:14,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:14,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:14,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b77225e-c190-491b-af9a-4dc9e075588d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:14,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:09:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:09:14,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:09:14,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:09:14,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:09:14,601 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:09:14,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:09:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:09:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:09:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:14,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:14,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:14,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:14,948 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:14,951 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:17,562 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:19,684 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:19,684 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-24 23:09:19,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:19 BoogieIcfgContainer [2023-11-24 23:09:19,687 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:19,688 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:19,689 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:19,700 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:19,701 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:19" (1/1) ... [2023-11-24 23:09:19,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 171 states and 288 transitions. [2023-11-24 23:09:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 288 transitions. [2023-11-24 23:09:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:09:19,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:19,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:20,050 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 23:09:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:20,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 170 states and 287 transitions. [2023-11-24 23:09:20,088 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 287 transitions. [2023-11-24 23:09:20,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:20,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:20,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:20,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:20,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:20,306 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 23:09:20,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:20,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 173 states and 291 transitions. [2023-11-24 23:09:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 291 transitions. [2023-11-24 23:09:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:20,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:20,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:20,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:20,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:20,565 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 23:09:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 173 states and 287 transitions. [2023-11-24 23:09:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 287 transitions. [2023-11-24 23:09:20,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:20,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:20,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:20,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:20,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:20,720 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 23:09:20,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:20,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 173 states and 279 transitions. [2023-11-24 23:09:20,729 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 279 transitions. [2023-11-24 23:09:20,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:09:20,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:20,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:20,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:20,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:20,973 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 23:09:20,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:20,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 173 states and 267 transitions. [2023-11-24 23:09:20,998 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 267 transitions. [2023-11-24 23:09:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:09:21,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:21,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:21,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:21,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:21,402 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 23:09:31,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:09:41,546 WARN L539 Checker$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 23:09:41,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:41,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 173 states and 255 transitions. [2023-11-24 23:09:41,643 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 255 transitions. [2023-11-24 23:09:41,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:09:41,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:41,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:42,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:42,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:42,278 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 23:09:52,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:10:02,358 WARN L539 Checker$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 23:10:12,389 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 []