./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef6497bb448d9a320776973de65f322a5dd7ce0e422c6531ce8baf2751ae72d5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:42,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:42,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 01:57:42,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:42,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:42,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:42,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:42,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:42,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:42,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:42,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:42,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:42,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:42,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:42,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:42,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:42,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:42,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:42,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:42,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:42,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:42,549 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:42,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:42,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:42,549 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:42,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:42,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:42,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:42,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:42,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:42,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:42,550 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:42,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:42,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3 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 ! call(reach_error())) ) 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 -> ef6497bb448d9a320776973de65f322a5dd7ce0e422c6531ce8baf2751ae72d5 [2024-11-25 01:57:42,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:42,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:42,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:42,883 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:42,884 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:42,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-5.i [2024-11-25 01:57:45,943 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/data/5a24f924f/acb3103927b04f86915626bcec61a5f8/FLAG3edca5845 [2024-11-25 01:57:46,229 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:46,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-5.i [2024-11-25 01:57:46,237 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/data/5a24f924f/acb3103927b04f86915626bcec61a5f8/FLAG3edca5845 [2024-11-25 01:57:46,522 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/data/5a24f924f/acb3103927b04f86915626bcec61a5f8 [2024-11-25 01:57:46,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:46,526 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:46,527 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:46,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:46,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:46,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:46,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc19c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46, skipping insertion in model container [2024-11-25 01:57:46,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:46,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:46,708 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-5.i[915,928] [2024-11-25 01:57:46,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:46,790 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:46,801 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-5.i[915,928] [2024-11-25 01:57:46,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:46,875 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:46,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46 WrapperNode [2024-11-25 01:57:46,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:46,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:46,878 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:46,878 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:46,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:46,901 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:46,970 INFO L138 Inliner]: procedures = 27, calls = 154, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 410 [2024-11-25 01:57:46,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:46,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:46,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:46,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:46,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:46,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:46,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:46,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,023 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:47,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:47,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:47,054 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:47,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:46" (1/1) ... [2024-11-25 01:57:47,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:47,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:47,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:47,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 01:57:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 01:57:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 01:57:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 01:57:47,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 01:57:47,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 01:57:47,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:47,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:47,248 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:47,250 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:47,949 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-25 01:57:47,950 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:48,472 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:57:48,476 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 01:57:48,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:48 BoogieIcfgContainer [2024-11-25 01:57:48,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:57:48,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:57:48,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:57:48,597 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:57:48,598 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 01:57:48,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:57:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2024-11-25 01:57:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2024-11-25 01:57:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-25 01:57:48,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:57:48,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 01:57:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 01:57:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:57:51,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 88 conjuncts are in the unsatisfiable core [2024-11-25 01:57:51,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:57:51,799 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 52 treesize of output 51 [2024-11-25 01:57:51,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 86 treesize of output 73 [2024-11-25 01:57:51,934 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:51,937 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2024-11-25 01:57:52,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 90 treesize of output 75 [2024-11-25 01:57:52,262 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:52,265 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2024-11-25 01:57:52,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 94 treesize of output 77 [2024-11-25 01:57:52,557 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:52,559 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2024-11-25 01:57:52,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 94 treesize of output 77 [2024-11-25 01:57:52,917 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:52,921 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2024-11-25 01:57:53,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 98 treesize of output 79 [2024-11-25 01:57:53,244 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:53,246 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2024-11-25 01:57:53,798 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 111 treesize of output 88 [2024-11-25 01:57:53,805 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:53,807 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2024-11-25 01:57:54,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 117 treesize of output 92 [2024-11-25 01:57:54,378 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:54,380 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2024-11-25 01:57:55,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 131 treesize of output 102 [2024-11-25 01:57:55,322 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:55,324 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2024-11-25 01:57:56,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 152 treesize of output 117 [2024-11-25 01:57:56,950 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:56,952 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2024-11-25 01:58:02,486 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 9 proven. 347 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-25 01:58:10,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:10,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 89 states and 196 transitions. [2024-11-25 01:58:10,211 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 196 transitions. [2024-11-25 01:58:10,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 01:58:10,216 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-25 01:58:10,225 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 01:58:10,274 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) [2024-11-25 01:58:10,274 INFO L75 FloydHoareUtils]: For program point L19-1(line 19) no Hoare annotation was computed. [2024-11-25 01:58:10,274 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L94(line 94) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L94-1(line 94) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L111(line 111) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L111-1(line 111) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L103(line 103) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L103-1(line 103) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L95(line 95) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L95-1(line 95) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L128-2(lines 128 134) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L112(line 112) the Hoare annotation is: true [2024-11-25 01:58:10,275 INFO L77 FloydHoareUtils]: At program point L112-1(line 112) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L104(line 104) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L104-1(line 104) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L105(line 105) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L105-1(line 105) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L97(line 97) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L97-1(line 97) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-11-25 01:58:10,276 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L114(line 114) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L114-1(line 114) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L98(line 98) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L98-1(line 98) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L115(line 115) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L115-1(line 115) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L107(line 107) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L77 FloydHoareUtils]: At program point L107-1(line 107) the Hoare annotation is: true [2024-11-25 01:58:10,277 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L108(line 108) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L108-1(line 108) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L100(line 100) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L100-1(line 100) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L92(line 92) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L92-1(line 92) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L109(line 109) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L109-1(line 109) the Hoare annotation is: true [2024-11-25 01:58:10,278 INFO L77 FloydHoareUtils]: At program point L101(line 101) the Hoare annotation is: true [2024-11-25 01:58:10,279 INFO L77 FloydHoareUtils]: At program point L101-1(line 101) the Hoare annotation is: true [2024-11-25 01:58:10,279 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-25 01:58:10,279 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-25 01:58:10,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 01:58:10 ImpRootNode [2024-11-25 01:58:10,300 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 01:58:10,301 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 01:58:10,301 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 01:58:10,301 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 01:58:10,303 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:48" (3/4) ... [2024-11-25 01:58:10,306 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 01:58:10,310 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-25 01:58:10,326 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2024-11-25 01:58:10,326 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-25 01:58:10,327 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-25 01:58:10,330 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 01:58:10,516 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 01:58:10,516 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 01:58:10,516 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 01:58:10,519 INFO L158 Benchmark]: Toolchain (without parser) took 23991.86ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 92.3MB in the beginning and 211.8MB in the end (delta: -119.5MB). Peak memory consumption was 156.6MB. Max. memory is 16.1GB. [2024-11-25 01:58:10,519 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 73.6MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:10,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.83ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 75.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:10,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.95ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 71.2MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:10,521 INFO L158 Benchmark]: Boogie Preprocessor took 82.38ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 68.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:10,521 INFO L158 Benchmark]: RCFGBuilder took 1422.69ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 33.1MB in the end (delta: 35.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-11-25 01:58:10,521 INFO L158 Benchmark]: CodeCheck took 21822.88ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 33.1MB in the beginning and 77.5MB in the end (delta: -44.4MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:10,522 INFO L158 Benchmark]: Witness Printer took 215.45ms. Allocated memory is still 251.7MB. Free memory was 77.5MB in the beginning and 211.8MB in the end (delta: -134.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2024-11-25 01:58:10,527 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 99 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 58 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 288 IncrementalHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 58 mSolverCounterUnsat, 59 mSDtfsCounter, 288 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 682 GetRequests, 623 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1755 ImplicationChecksByTransitivity, 8.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 10.8s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 8259 SizeOfPredicates, 13 NumberOfNonLiveVariables, 308 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 33/380 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((((isInitial == \old(isInitial)) && (WrapperStruct00 == \old(WrapperStruct00))) && (last_1_WrapperStruct00_var_1_13 == \old(last_1_WrapperStruct00_var_1_13))) && (last_1_WrapperStruct00_var_1_20 == \old(last_1_WrapperStruct00_var_1_20))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 73.6MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.83ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 75.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.95ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 71.2MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.38ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 68.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1422.69ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 33.1MB in the end (delta: 35.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * CodeCheck took 21822.88ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 33.1MB in the beginning and 77.5MB in the end (delta: -44.4MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. * Witness Printer took 215.45ms. Allocated memory is still 251.7MB. Free memory was 77.5MB in the beginning and 211.8MB in the end (delta: -134.3MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 01:58:10,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f561fa-5873-4ee6-9154-d62281c488f3/bin/ukojak-verify-ENZ3QT5qd3/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 Writing output log to file Ultimate.log Result: TRUE