./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.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_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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 b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:45:14,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:45:14,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:45:14,620 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:45:14,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:45:14,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:45:14,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:45:14,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:45:14,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:45:14,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:45:14,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:45:14,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:45:14,648 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:45:14,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:45:14,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:45:14,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:45:14,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:45:14,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:45:14,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:45:14,651 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:45:14,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:45:14,652 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:45:14,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:45:14,653 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:45:14,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:45:14,654 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:45:14,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:45:14,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:45:14,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:45:14,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:45:14,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:45:14,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:45:14,657 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:45:14,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:45:14,657 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:45:14,658 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_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 [2023-12-02 21:45:14,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:45:14,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:45:14,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:45:14,896 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:45:14,897 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:45:14,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2023-12-02 21:45:17,606 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:45:17,881 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:45:17,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2023-12-02 21:45:17,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data/d7fe2958d/a30e896ec373477086beadfcbeb83bb5/FLAG816794ed9 [2023-12-02 21:45:17,913 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data/d7fe2958d/a30e896ec373477086beadfcbeb83bb5 [2023-12-02 21:45:17,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:45:17,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:45:17,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:45:17,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:45:17,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:45:17,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:17" (1/1) ... [2023-12-02 21:45:17,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1deba260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:17, skipping insertion in model container [2023-12-02 21:45:17,925 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:45:17" (1/1) ... [2023-12-02 21:45:17,987 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:45:18,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:45:18,422 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:45:18,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:45:18,535 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:45:18,541 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:45:18,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18 WrapperNode [2023-12-02 21:45:18,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:45:18,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:45:18,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:45:18,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:45:18,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,582 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,647 INFO L138 Inliner]: procedures = 177, calls = 299, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1335 [2023-12-02 21:45:18,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:45:18,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:45:18,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:45:18,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:45:18,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,768 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,799 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:45:18,800 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:45:18,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:45:18,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:45:18,801 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:45:18" (1/1) ... [2023-12-02 21:45:18,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:45:18,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:45:18,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:45:18,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:45:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:45:18,868 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:45:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:45:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:45:18,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:45:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:45:18,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:45:18,869 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:45:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-02 21:45:18,870 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-02 21:45:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:45:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:45:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:45:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:45:18,870 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:45:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:45:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:45:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:45:18,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:45:18,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:45:19,061 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:45:19,063 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:45:20,308 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:45:21,748 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:45:21,748 INFO L309 CfgBuilder]: Removed 62 assume(true) statements. [2023-12-02 21:45:21,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:45:21 BoogieIcfgContainer [2023-12-02 21:45:21,750 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:45:21,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:45:21,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:45:21,759 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:45:21,759 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:45:21" (1/1) ... [2023-12-02 21:45:21,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:45:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:21,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2023-12-02 21:45:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2023-12-02 21:45:21,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:45:21,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:21,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:21,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:45:21,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:22,055 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 21:45:22,103 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:45:22,104 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:45:22,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:45:22,112 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 21:45:22,120 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 21:45:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:22,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-12-02 21:45:22,180 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-12-02 21:45:22,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:45:22,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:22,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:22,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:22,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 21:45:22,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:22,282 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 21:45:22,308 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 21:45:22,309 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 21:45:22,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:45:22,315 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 21:45:22,321 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 21:45:22,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:22,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-12-02 21:45:22,341 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-12-02 21:45:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:45:22,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:22,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:22,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:45:22,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:22,443 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 21:45:22,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:22,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 176 states and 288 transitions. [2023-12-02 21:45:22,450 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 288 transitions. [2023-12-02 21:45:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:45:22,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:22,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:22,629 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 21:45:22,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:22,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 176 states and 282 transitions. [2023-12-02 21:45:22,721 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 282 transitions. [2023-12-02 21:45:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:45:22,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:22,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:22,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:45:22,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:22,805 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 21:45:22,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:22,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 176 states and 278 transitions. [2023-12-02 21:45:22,813 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 278 transitions. [2023-12-02 21:45:22,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:45:22,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:22,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:22,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:45:22,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:22,911 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 21:45:22,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:22,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 176 states and 272 transitions. [2023-12-02 21:45:22,919 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 272 transitions. [2023-12-02 21:45:22,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:45:22,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:22,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:23,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:45:23,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:23,115 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 21:45:33,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:45:33,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:45:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 176 states and 266 transitions. [2023-12-02 21:45:33,190 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2023-12-02 21:45:33,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:45:33,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:45:33,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:45:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:33,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:45:33,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:45:33,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:45:43,842 WARN L539 Checker$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 21:45:53,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:46:03,890 WARN L539 Checker$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 21:46:13,919 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 21:46:14,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:14,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 209 states and 309 transitions. [2023-12-02 21:46:14,196 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 309 transitions. [2023-12-02 21:46:14,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:46:14,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:14,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:14,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:14,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:14,375 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 21:46:14,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:14,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 209 states and 307 transitions. [2023-12-02 21:46:14,385 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 307 transitions. [2023-12-02 21:46:14,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:46:14,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:14,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:14,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:46:14,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:25,221 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 21:46:35,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:46:45,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:46:55,366 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 21:46:55,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:55,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 243 states and 352 transitions. [2023-12-02 21:46:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 352 transitions. [2023-12-02 21:46:55,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:46:55,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:55,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:55,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:55,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:55,895 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 21:46:55,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 243 states and 350 transitions. [2023-12-02 21:46:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 350 transitions. [2023-12-02 21:46:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:46:55,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:55,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:56,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:46:56,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:46:56,124 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 21:47:06,157 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 21:47:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 243 states and 348 transitions. [2023-12-02 21:47:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 348 transitions. [2023-12-02 21:47:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:47:06,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:06,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:06,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:47:06,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:06,395 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 21:47:06,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 243 states and 346 transitions. [2023-12-02 21:47:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 346 transitions. [2023-12-02 21:47:06,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:47:06,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:06,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:06,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:47:06,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:06,759 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 21:47:16,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:26,814 WARN L539 Checker$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 21:47:36,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:47:46,869 WARN L539 Checker$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 21:47:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:46,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 246 states and 348 transitions. [2023-12-02 21:47:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 348 transitions. [2023-12-02 21:47:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:47:46,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:46,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:47,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:47:47,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:47:47,223 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 21:47:57,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:07,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:17,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:27,369 WARN L539 Checker$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 21:48:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 249 states and 350 transitions. [2023-12-02 21:48:27,407 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 350 transitions. [2023-12-02 21:48:27,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 21:48:27,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:27,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:27,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:48:27,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:48:27,690 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 21:48:38,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:48:48,291 WARN L539 Checker$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 21:48:58,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:49:08,352 WARN L539 Checker$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 21:49:08,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:08,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 264 states and 369 transitions. [2023-12-02 21:49:08,405 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 369 transitions. [2023-12-02 21:49:08,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:49:08,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:08,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:08,657 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:49:08,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:08,712 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 21:49:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 276 states and 384 transitions. [2023-12-02 21:49:08,755 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 384 transitions. [2023-12-02 21:49:08,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:49:08,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:08,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:08,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:49:08,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:09,017 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 21:49:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:09,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 288 states and 399 transitions. [2023-12-02 21:49:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 399 transitions. [2023-12-02 21:49:09,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:49:09,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:09,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:49:09,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:49:09,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:49:09,397 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 21:49:19,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:49:29,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:49:39,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:49:49,532 WARN L539 Checker$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 21:49:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:49:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 291 states and 401 transitions. [2023-12-02 21:49:49,568 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 401 transitions. [2023-12-02 21:49:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 21:49:49,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:49:49,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:49:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:49:59,780 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 21:49:59,783 INFO L158 Benchmark]: Toolchain (without parser) took 281866.01ms. Allocated memory was 167.8MB in the beginning and 291.5MB in the end (delta: 123.7MB). Free memory was 124.7MB in the beginning and 154.4MB in the end (delta: -29.7MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. [2023-12-02 21:49:59,784 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:49:59,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.28ms. Allocated memory is still 167.8MB. Free memory was 124.1MB in the beginning and 91.1MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 21:49:59,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.79ms. Allocated memory is still 167.8MB. Free memory was 91.1MB in the beginning and 82.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:49:59,785 INFO L158 Benchmark]: Boogie Preprocessor took 150.69ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 82.7MB in the beginning and 184.7MB in the end (delta: -101.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-12-02 21:49:59,785 INFO L158 Benchmark]: RCFGBuilder took 2949.79ms. Allocated memory was 222.3MB in the beginning and 291.5MB in the end (delta: 69.2MB). Free memory was 184.7MB in the beginning and 212.7MB in the end (delta: -28.0MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. [2023-12-02 21:49:59,786 INFO L158 Benchmark]: CodeCheck took 278031.92ms. Allocated memory is still 291.5MB. Free memory was 212.7MB in the beginning and 154.4MB in the end (delta: 58.3MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2023-12-02 21:49:59,788 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 0.18ms. Allocated memory is still 100.7MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.28ms. Allocated memory is still 167.8MB. Free memory was 124.1MB in the beginning and 91.1MB in the end (delta: 33.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.79ms. Allocated memory is still 167.8MB. Free memory was 91.1MB in the beginning and 82.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.69ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 82.7MB in the beginning and 184.7MB in the end (delta: -101.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2949.79ms. Allocated memory was 222.3MB in the beginning and 291.5MB in the end (delta: 69.2MB). Free memory was 184.7MB in the beginning and 212.7MB in the end (delta: -28.0MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. * CodeCheck took 278031.92ms. Allocated memory is still 291.5MB. Free memory was 212.7MB in the beginning and 154.4MB in the end (delta: 58.3MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:49:59,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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 b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:50:01,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:50:01,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:50:01,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:50:01,704 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:50:01,704 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:50:01,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:50:01,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:50:01,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:50:01,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:50:01,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:50:01,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:50:01,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:50:01,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:50:01,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:50:01,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:50:01,711 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:50:01,711 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:50:01,712 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:50:01,712 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:50:01,713 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:50:01,713 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:50:01,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:50:01,714 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:50:01,715 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:50:01,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:50:01,716 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:50:01,716 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:50:01,717 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:50:01,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:50:01,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:50:01,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:50:01,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:50:01,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:50:01,719 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:50:01,719 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:50:01,719 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:50:01,720 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:50:01,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:50:01,720 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_ead7fd01-6dea-4100-a0ac-e661cb5faf68/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6c6a722152c52daf4f5e799c877f12032a99023b4a9ea1a935c1ce634969e85 [2023-12-02 21:50:02,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:50:02,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:50:02,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:50:02,034 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:50:02,035 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:50:02,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2023-12-02 21:50:04,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:50:05,086 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:50:05,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test8-1.i [2023-12-02 21:50:05,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data/4c6c82274/b96e5f0cb8824cf29d6e0795c28066a7/FLAG763a43d6e [2023-12-02 21:50:05,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/data/4c6c82274/b96e5f0cb8824cf29d6e0795c28066a7 [2023-12-02 21:50:05,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:50:05,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:50:05,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:50:05,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:50:05,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:50:05,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:05,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5670b103 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05, skipping insertion in model container [2023-12-02 21:50:05,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:05,203 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:50:05,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:50:05,711 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:50:05,724 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:50:05,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:50:05,802 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:50:05,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:50:05,898 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:50:05,906 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:50:05,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05 WrapperNode [2023-12-02 21:50:05,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:50:05,908 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:50:05,908 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:50:05,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:50:05,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:05,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,014 INFO L138 Inliner]: procedures = 180, calls = 299, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1008 [2023-12-02 21:50:06,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:50:06,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:50:06,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:50:06,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:50:06,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,109 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,116 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:50:06,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:50:06,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:50:06,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:50:06,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:50:05" (1/1) ... [2023-12-02 21:50:06,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:50:06,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:50:06,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:50:06,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:50:06,193 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 21:50:06,193 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 21:50:06,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 21:50:06,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:50:06,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:50:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:50:06,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:50:06,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:50:06,195 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-12-02 21:50:06,195 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-12-02 21:50:06,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:50:06,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:50:06,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:50:06,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:50:06,196 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:50:06,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:50:06,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:50:06,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:50:06,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:50:06,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:50:06,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:50:06,378 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:50:06,381 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:50:21,247 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:50:21,689 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:50:21,690 INFO L309 CfgBuilder]: Removed 62 assume(true) statements. [2023-12-02 21:50:21,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:21 BoogieIcfgContainer [2023-12-02 21:50:21,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:50:21,692 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:50:21,693 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:50:21,702 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:50:21,703 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:50:21" (1/1) ... [2023-12-02 21:50:21,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:50:21,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:50:21,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2023-12-02 21:50:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2023-12-02 21:50:21,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 21:50:21,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:50:21,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:50:21,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:50:21,776 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:50:21,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ead7fd01-6dea-4100-a0ac-e661cb5faf68/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process