./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.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_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/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_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/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_67044e5a-05f6-425d-a734-8adf32063efc/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 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:30:15,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:30:15,608 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:30:15,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:30:15,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:30:15,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:30:15,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:30:15,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:30:15,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:30:15,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:30:15,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:30:15,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:30:15,641 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:30:15,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:30:15,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:30:15,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:30:15,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:30:15,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:30:15,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:30:15,644 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:30:15,644 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:30:15,645 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:30:15,646 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:30:15,646 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:30:15,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:30:15,647 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:30:15,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:30:15,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:30:15,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:30:15,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:30:15,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:30:15,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:30:15,650 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:30:15,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:30:15,650 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:30:15,651 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_67044e5a-05f6-425d-a734-8adf32063efc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b [2023-12-02 23:30:15,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:30:15,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:30:15,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:30:15,883 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:30:15,884 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:30:15,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-12-02 23:30:18,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:30:18,980 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:30:18,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-12-02 23:30:18,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data/4d65e38d9/2745cf8137a041ba8de966991c0dff2a/FLAG0fefe73b6 [2023-12-02 23:30:19,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data/4d65e38d9/2745cf8137a041ba8de966991c0dff2a [2023-12-02 23:30:19,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:30:19,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:30:19,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:30:19,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:30:19,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:30:19,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699ccb93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19, skipping insertion in model container [2023-12-02 23:30:19,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:30:19,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:30:19,545 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:30:19,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:30:19,679 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:30:19,687 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:30:19,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19 WrapperNode [2023-12-02 23:30:19,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:30:19,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:30:19,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:30:19,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:30:19,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,791 INFO L138 Inliner]: procedures = 176, calls = 331, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1500 [2023-12-02 23:30:19,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:30:19,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:30:19,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:30:19,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:30:19,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:30:19,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:30:19,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:30:19,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:30:19,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:30:19" (1/1) ... [2023-12-02 23:30:19,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:30:19,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:30:19,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:30:19,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:30:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 23:30:19,987 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 23:30:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:30:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:30:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 23:30:19,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 23:30:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:30:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:30:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:30:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:30:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 23:30:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:30:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:30:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:30:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:30:19,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:30:20,186 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:30:20,188 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:30:21,643 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:30:23,259 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:30:23,259 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-02 23:30:23,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:30:23 BoogieIcfgContainer [2023-12-02 23:30:23,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:30:23,262 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:30:23,262 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:30:23,272 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:30:23,272 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:30:23" (1/1) ... [2023-12-02 23:30:23,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:30:23,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:23,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 144 states and 237 transitions. [2023-12-02 23:30:23,339 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 237 transitions. [2023-12-02 23:30:23,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:30:23,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:23,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:23,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:30:23,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:23,596 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 23:30:23,648 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:30:23,649 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 23:30:23,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:30:23,657 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 23:30:23,665 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 23:30:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:23,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 147 states and 242 transitions. [2023-12-02 23:30:23,724 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 242 transitions. [2023-12-02 23:30:23,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:30:23,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:23,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:23,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:30:23,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:23,815 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 23:30:23,840 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:30:23,840 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 23:30:23,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:30:23,847 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 23:30:23,852 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 23:30:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:23,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 148 states and 243 transitions. [2023-12-02 23:30:23,871 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 243 transitions. [2023-12-02 23:30:23,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:30:23,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:23,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:23,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:23,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:23,979 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 23:30:23,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 148 states and 241 transitions. [2023-12-02 23:30:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 241 transitions. [2023-12-02 23:30:23,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:30:23,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:23,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:24,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:24,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:24,086 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 23:30:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 148 states and 237 transitions. [2023-12-02 23:30:24,093 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 237 transitions. [2023-12-02 23:30:24,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:30:24,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:24,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:24,273 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 23:30:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:24,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 148 states and 231 transitions. [2023-12-02 23:30:24,371 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 231 transitions. [2023-12-02 23:30:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:30:24,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:24,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:24,469 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:24,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:24,475 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 23:30:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 148 states and 225 transitions. [2023-12-02 23:30:24,482 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 225 transitions. [2023-12-02 23:30:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:30:24,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:24,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:24,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:30:24,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:24,662 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 23:30:34,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:30:34,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:34,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 148 states and 219 transitions. [2023-12-02 23:30:34,766 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 219 transitions. [2023-12-02 23:30:34,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:30:34,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:34,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:35,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:30:35,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:30:35,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:45,486 WARN L539 Checker$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 23:30:55,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:31:05,539 WARN L539 Checker$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 23:31:15,563 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 23:31:15,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:15,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 163 states and 237 transitions. [2023-12-02 23:31:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 237 transitions. [2023-12-02 23:31:15,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 23:31:15,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:15,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:15,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:31:15,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:15,786 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 23:31:15,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:15,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 163 states and 235 transitions. [2023-12-02 23:31:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 235 transitions. [2023-12-02 23:31:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:31:15,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:15,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:16,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:31:16,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:16,031 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 23:31:16,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:16,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 163 states and 233 transitions. [2023-12-02 23:31:16,042 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 233 transitions. [2023-12-02 23:31:16,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:31:16,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:16,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:16,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:31:16,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:16,301 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 23:31:26,314 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 23:31:26,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 163 states and 231 transitions. [2023-12-02 23:31:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 231 transitions. [2023-12-02 23:31:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:31:26,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:26,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:26,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:31:26,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:31:26,669 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 23:31:36,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:31:46,718 WARN L539 Checker$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 23:31:56,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:32:06,800 WARN L539 Checker$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 23:32:06,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:06,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 166 states and 233 transitions. [2023-12-02 23:32:06,850 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 233 transitions. [2023-12-02 23:32:06,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:32:06,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:06,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:32:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 23:32:17,115 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 23:32:17,117 INFO L158 Benchmark]: Toolchain (without parser) took 118100.38ms. Allocated memory was 140.5MB in the beginning and 287.3MB in the end (delta: 146.8MB). Free memory was 94.5MB in the beginning and 203.5MB in the end (delta: -108.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-12-02 23:32:17,117 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:32:17,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.71ms. Allocated memory is still 140.5MB. Free memory was 94.3MB in the beginning and 101.4MB in the end (delta: -7.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-12-02 23:32:17,118 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.94ms. Allocated memory is still 140.5MB. Free memory was 101.4MB in the beginning and 91.9MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:32:17,119 INFO L158 Benchmark]: Boogie Preprocessor took 126.13ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 82.1MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 23:32:17,119 INFO L158 Benchmark]: RCFGBuilder took 3342.55ms. Allocated memory was 140.5MB in the beginning and 230.7MB in the end (delta: 90.2MB). Free memory was 82.1MB in the beginning and 142.1MB in the end (delta: -60.0MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2023-12-02 23:32:17,120 INFO L158 Benchmark]: CodeCheck took 113854.46ms. Allocated memory was 230.7MB in the beginning and 287.3MB in the end (delta: 56.6MB). Free memory was 142.1MB in the beginning and 203.5MB in the end (delta: -61.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:32:17,122 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 0.20ms. Allocated memory is still 100.7MB. Free memory is still 55.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.71ms. Allocated memory is still 140.5MB. Free memory was 94.3MB in the beginning and 101.4MB in the end (delta: -7.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.94ms. Allocated memory is still 140.5MB. Free memory was 101.4MB in the beginning and 91.9MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.13ms. Allocated memory is still 140.5MB. Free memory was 91.9MB in the beginning and 82.1MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3342.55ms. Allocated memory was 140.5MB in the beginning and 230.7MB in the end (delta: 90.2MB). Free memory was 82.1MB in the beginning and 142.1MB in the end (delta: -60.0MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. * CodeCheck took 113854.46ms. Allocated memory was 230.7MB in the beginning and 287.3MB in the end (delta: 56.6MB). Free memory was 142.1MB in the beginning and 203.5MB in the end (delta: -61.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:32:17,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/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_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/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_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/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_67044e5a-05f6-425d-a734-8adf32063efc/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 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:32:18,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:32:19,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:32:19,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:32:19,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:32:19,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:32:19,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:32:19,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:32:19,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:32:19,073 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:32:19,073 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:32:19,074 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:32:19,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:32:19,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:32:19,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:32:19,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:32:19,076 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:32:19,077 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:32:19,077 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:32:19,078 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:32:19,078 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:32:19,085 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:32:19,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:32:19,086 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:32:19,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:32:19,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:32:19,087 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:32:19,087 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:32:19,087 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:32:19,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:32:19,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:19,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:32:19,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:32:19,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:32:19,089 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:32:19,090 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:32:19,090 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:32:19,090 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:32:19,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:32:19,091 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_67044e5a-05f6-425d-a734-8adf32063efc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dff9798a0295b679f16f480562390718a9087ab219890b5f7fb9fb3739a540b [2023-12-02 23:32:19,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:32:19,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:32:19,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:32:19,400 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:32:19,401 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:32:19,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-12-02 23:32:22,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:32:22,464 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:32:22,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test7-2.i [2023-12-02 23:32:22,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data/540fa84a9/a89453661c0e49ddbae65b0591333f3d/FLAG0c02b17f2 [2023-12-02 23:32:22,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/data/540fa84a9/a89453661c0e49ddbae65b0591333f3d [2023-12-02 23:32:22,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:32:22,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:32:22,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:22,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:32:22,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:32:22,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:22" (1/1) ... [2023-12-02 23:32:22,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3841a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:22, skipping insertion in model container [2023-12-02 23:32:22,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:22" (1/1) ... [2023-12-02 23:32:22,570 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:32:23,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:23,030 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:32:23,042 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:32:23,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:23,130 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:32:23,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:23,237 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:32:23,246 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:32:23,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23 WrapperNode [2023-12-02 23:32:23,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:23,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:23,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:32:23,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:32:23,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,363 INFO L138 Inliner]: procedures = 179, calls = 331, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1166 [2023-12-02 23:32:23,363 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:23,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:32:23,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:32:23,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:32:23,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:32:23,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:32:23,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:32:23,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:32:23,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:23" (1/1) ... [2023-12-02 23:32:23,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:23,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:32:23,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:32:23,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:32:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 23:32:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 23:32:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 23:32:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:32:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 23:32:23,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 23:32:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:32:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:32:23,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:32:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:32:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 23:32:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:32:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:32:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:32:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:32:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:32:23,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:32:23,750 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:32:23,752 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:32:39,080 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:32:39,607 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:32:39,608 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-02 23:32:39,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:32:39 BoogieIcfgContainer [2023-12-02 23:32:39,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:32:39,610 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:32:39,610 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:32:39,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:32:39,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:32:39" (1/1) ... [2023-12-02 23:32:39,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:32:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:32:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 144 states and 237 transitions. [2023-12-02 23:32:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 237 transitions. [2023-12-02 23:32:39,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:32:39,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:32:39,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:32:39,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:32:39,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:32:39,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67044e5a-05f6-425d-a734-8adf32063efc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process