./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.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_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9 --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 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:01:51,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:01:51,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:01:51,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:01:51,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:01:51,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:01:51,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:01:51,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:01:51,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:01:51,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:01:51,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:01:51,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:01:51,523 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:01:51,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:01:51,524 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:01:51,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:01:51,525 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:01:51,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:01:51,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:01:51,526 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:01:51,526 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:01:51,527 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:01:51,528 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:01:51,528 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:01:51,529 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:01:51,529 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:01:51,530 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:01:51,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:01:51,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:01:51,531 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:01:51,531 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:01:51,532 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:01:51,532 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:01:51,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:01:51,532 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:01:51,533 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_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 [2023-12-02 21:01:51,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:01:51,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:01:51,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:01:51,794 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:01:51,794 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:01:51,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-12-02 21:01:54,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:01:54,944 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:01:54,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-12-02 21:01:54,965 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data/d4a92b704/327d1a2cd44a487aa660a67273a5c402/FLAG2d09843a5 [2023-12-02 21:01:54,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data/d4a92b704/327d1a2cd44a487aa660a67273a5c402 [2023-12-02 21:01:54,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:01:54,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:01:54,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:01:54,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:01:54,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:01:54,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:54" (1/1) ... [2023-12-02 21:01:54,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1084d08e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:54, skipping insertion in model container [2023-12-02 21:01:54,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:54" (1/1) ... [2023-12-02 21:01:55,083 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:01:55,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:01:55,617 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:01:55,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:01:55,736 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:01:55,742 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:01:55,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55 WrapperNode [2023-12-02 21:01:55,742 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:01:55,743 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:01:55,743 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:01:55,743 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:01:55,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,885 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1500 [2023-12-02 21:01:55,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:01:55,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:01:55,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:01:55,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:01:55,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:55,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:56,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:01:56,001 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:01:56,001 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:01:56,001 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:01:56,002 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:55" (1/1) ... [2023-12-02 21:01:56,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:01:56,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:01:56,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:01:56,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:01:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:01:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:01:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:01:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:01:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:01:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:01:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:01:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:01:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-02 21:01:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-02 21:01:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:01:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:01:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:01:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:01:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:01:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:01:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:01:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:01:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:01:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:01:56,321 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:01:56,324 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:01:58,859 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:02:00,412 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:02:00,412 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-12-02 21:02:00,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:02:00 BoogieIcfgContainer [2023-12-02 21:02:00,414 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:02:00,415 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:02:00,415 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:02:00,425 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:02:00,425 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:02:00" (1/1) ... [2023-12-02 21:02:00,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:02:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:00,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2023-12-02 21:02:00,499 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-12-02 21:02:00,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:02:00,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:00,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:00,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:02:00,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:00,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 21:02:00,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 21:02:00,816 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:02:00,817 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:02:00,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:02:00,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-02 21:02:00,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:00,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:00,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 190 states and 315 transitions. [2023-12-02 21:02:00,899 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 315 transitions. [2023-12-02 21:02:00,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:02:00,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:00,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:00,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:02:00,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:01,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 21:02:01,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-12-02 21:02:01,041 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:02:01,042 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:02:01,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:02:01,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-02 21:02:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:01,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:01,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 191 states and 316 transitions. [2023-12-02 21:02:01,075 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 316 transitions. [2023-12-02 21:02:01,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:02:01,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:01,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:01,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:01,176 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:02:01,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 191 states and 314 transitions. [2023-12-02 21:02:01,193 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 314 transitions. [2023-12-02 21:02:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:02:01,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:01,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:01,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:01,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 191 states and 308 transitions. [2023-12-02 21:02:01,505 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 308 transitions. [2023-12-02 21:02:01,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:02:01,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:01,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:01,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:02:01,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:01,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:01,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:01,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 191 states and 304 transitions. [2023-12-02 21:02:01,618 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 304 transitions. [2023-12-02 21:02:01,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:02:01,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:01,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:01,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:02:01,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:01,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 191 states and 298 transitions. [2023-12-02 21:02:01,740 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 298 transitions. [2023-12-02 21:02:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:02:01,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:01,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:01,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:02:01,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:01,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:11,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:02:12,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:12,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 191 states and 292 transitions. [2023-12-02 21:02:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 292 transitions. [2023-12-02 21:02:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:02:12,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:12,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:12,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:02:12,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:22,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:02:32,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:02:42,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:02:52,895 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 [] [2023-12-02 21:02:53,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 224 states and 335 transitions. [2023-12-02 21:02:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 335 transitions. [2023-12-02 21:02:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:02:53,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:53,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:53,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:02:53,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:02:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:02:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 224 states and 333 transitions. [2023-12-02 21:02:53,310 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 333 transitions. [2023-12-02 21:02:53,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:02:53,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:02:53,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:02:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:02:53,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:02:53,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:02:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:04,165 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 [] [2023-12-02 21:03:14,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:03:24,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:03:34,246 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 [] [2023-12-02 21:03:34,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:34,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 258 states and 378 transitions. [2023-12-02 21:03:34,611 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 378 transitions. [2023-12-02 21:03:34,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:03:34,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:34,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:34,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:03:34,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:03:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:34,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 258 states and 376 transitions. [2023-12-02 21:03:34,802 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 376 transitions. [2023-12-02 21:03:34,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:03:34,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:34,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:35,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:03:35,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:03:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:45,052 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 [] [2023-12-02 21:03:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:45,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 258 states and 374 transitions. [2023-12-02 21:03:45,099 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 374 transitions. [2023-12-02 21:03:45,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:03:45,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:45,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:45,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:03:45,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:03:45,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:03:45,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:03:45,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 258 states and 372 transitions. [2023-12-02 21:03:45,375 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 372 transitions. [2023-12-02 21:03:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:03:45,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:03:45,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:03:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:03:45,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:03:45,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:03:45,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:03:55,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:04:05,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:04:15,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:04:25,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:04:25,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:04:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 261 states and 374 transitions. [2023-12-02 21:04:25,798 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 374 transitions. [2023-12-02 21:04:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:04:25,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:04:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:04:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:04:26,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:04:26,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:04:26,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:04:36,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:04:46,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:04:56,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:05:06,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:05:06,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 264 states and 376 transitions. [2023-12-02 21:05:06,265 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 376 transitions. [2023-12-02 21:05:06,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:05:06,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:06,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:06,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:05:06,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:05:17,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:05:27,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:05:37,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:05:47,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:05:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 279 states and 395 transitions. [2023-12-02 21:05:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 395 transitions. [2023-12-02 21:05:47,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:05:47,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:47,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:47,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:05:47,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:47,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:05:47,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:47,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 291 states and 410 transitions. [2023-12-02 21:05:47,675 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 410 transitions. [2023-12-02 21:05:47,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:05:47,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:47,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:47,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:47,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:05:47,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:48,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:05:48,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:05:48,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 303 states and 425 transitions. [2023-12-02 21:05:48,088 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 425 transitions. [2023-12-02 21:05:48,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:05:48,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:05:48,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:05:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:05:48,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:05:48,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:05:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:05:58,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:06:08,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:06:18,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:06:28,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:06:28,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:28,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 306 states and 427 transitions. [2023-12-02 21:06:28,531 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 427 transitions. [2023-12-02 21:06:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 21:06:28,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:28,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:06:30,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:06:30,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:06:30,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:06:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:06:30,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 308 states and 431 transitions. [2023-12-02 21:06:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 431 transitions. [2023-12-02 21:06:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:06:30,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:06:30,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:06:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:06:41,050 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:06:41,053 INFO L158 Benchmark]: Toolchain (without parser) took 286066.64ms. Allocated memory was 138.4MB in the beginning and 264.2MB in the end (delta: 125.8MB). Free memory was 93.2MB in the beginning and 102.1MB in the end (delta: -8.9MB). Peak memory consumption was 119.8MB. Max. memory is 16.1GB. [2023-12-02 21:06:41,053 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory was 112.8MB in the beginning and 112.6MB in the end (delta: 173.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:06:41,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 755.05ms. Allocated memory is still 138.4MB. Free memory was 93.2MB in the beginning and 58.4MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-02 21:06:41,054 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.64ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 58.4MB in the beginning and 143.8MB in the end (delta: -85.4MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2023-12-02 21:06:41,055 INFO L158 Benchmark]: Boogie Preprocessor took 114.12ms. Allocated memory is still 180.4MB. Free memory was 143.8MB in the beginning and 133.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:06:41,055 INFO L158 Benchmark]: RCFGBuilder took 4412.72ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 133.3MB in the beginning and 133.7MB in the end (delta: -376.0kB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. [2023-12-02 21:06:41,056 INFO L158 Benchmark]: CodeCheck took 280637.48ms. Allocated memory was 218.1MB in the beginning and 264.2MB in the end (delta: 46.1MB). Free memory was 133.7MB in the beginning and 102.1MB in the end (delta: 31.5MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2023-12-02 21:06:41,059 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 138.4MB. Free memory was 112.8MB in the beginning and 112.6MB in the end (delta: 173.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 755.05ms. Allocated memory is still 138.4MB. Free memory was 93.2MB in the beginning and 58.4MB in the end (delta: 34.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.64ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 58.4MB in the beginning and 143.8MB in the end (delta: -85.4MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.12ms. Allocated memory is still 180.4MB. Free memory was 143.8MB in the beginning and 133.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4412.72ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 133.3MB in the beginning and 133.7MB in the end (delta: -376.0kB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. * CodeCheck took 280637.48ms. Allocated memory was 218.1MB in the beginning and 264.2MB in the end (delta: 46.1MB). Free memory was 133.7MB in the beginning and 102.1MB in the end (delta: 31.5MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:06:41,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9 --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 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:06:42,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:06:43,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:06:43,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:06:43,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:06:43,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:06:43,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:06:43,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:06:43,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:06:43,056 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:06:43,056 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:06:43,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:06:43,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:06:43,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:06:43,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:06:43,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:06:43,060 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:06:43,060 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:06:43,061 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:06:43,061 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:06:43,062 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:06:43,062 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:06:43,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:06:43,063 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:06:43,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:06:43,064 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:06:43,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:06:43,065 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:06:43,066 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:06:43,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:06:43,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:06:43,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:06:43,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:06:43,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:06:43,068 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:06:43,068 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:06:43,069 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:06:43,069 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:06:43,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:06:43,069 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80f1df6d4bc7961b41bec7d16d328ef23e1639399b1fb3a18bcdda9891a98148 [2023-12-02 21:06:43,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:06:43,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:06:43,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:06:43,387 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:06:43,388 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:06:43,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-12-02 21:06:46,264 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:06:46,568 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:06:46,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-2.i [2023-12-02 21:06:46,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data/6a198d82e/2a896c3da90e445cb880618ff3be203d/FLAG9a420918c [2023-12-02 21:06:46,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/data/6a198d82e/2a896c3da90e445cb880618ff3be203d [2023-12-02 21:06:46,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:06:46,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:06:46,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:06:46,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:06:46,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:06:46,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:06:46" (1/1) ... [2023-12-02 21:06:46,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b24eb67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:46, skipping insertion in model container [2023-12-02 21:06:46,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:06:46" (1/1) ... [2023-12-02 21:06:46,916 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:06:47,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:06:47,500 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:06:47,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:06:47,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:06:47,613 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:06:47,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:06:47,789 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:06:47,797 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:06:47,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47 WrapperNode [2023-12-02 21:06:47,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:06:47,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:06:47,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:06:47,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:06:47,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:47,851 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:47,906 INFO L138 Inliner]: procedures = 180, calls = 350, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1166 [2023-12-02 21:06:47,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:06:47,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:06:47,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:06:47,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:06:47,918 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:47,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:47,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:47,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:47,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:47,994 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:48,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:48,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:48,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:06:48,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:06:48,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:06:48,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:06:48,023 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:06:47" (1/1) ... [2023-12-02 21:06:48,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:06:48,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:06:48,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:06:48,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:06:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:06:48,119 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:06:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 21:06:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:06:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:06:48,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:06:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:06:48,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:06:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-02 21:06:48,121 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-02 21:06:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:06:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:06:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:06:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:06:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:06:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:06:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:06:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:06:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:06:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:06:48,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:06:48,325 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:06:48,327 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:07:03,411 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:07:03,941 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:07:03,941 INFO L309 CfgBuilder]: Removed 71 assume(true) statements. [2023-12-02 21:07:03,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:03 BoogieIcfgContainer [2023-12-02 21:07:03,943 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:07:03,944 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:07:03,944 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:07:03,954 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:07:03,955 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:03" (1/1) ... [2023-12-02 21:07:03,964 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:07:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:07:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 187 states and 310 transitions. [2023-12-02 21:07:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 310 transitions. [2023-12-02 21:07:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:07:04,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:07:04,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:07:04,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:07:04,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:07:04,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3d7836-4f0f-46d8-893d-9ba54571ce32/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process