./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/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_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9 --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 6426d30449276f41292d944281f990de88775c0c256461a4ce5af87d5d4d093f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:17:24,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:17:24,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:17:24,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:17:24,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:17:24,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:17:24,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:17:24,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:17:24,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:17:24,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:17:24,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:17:24,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:17:24,344 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:17:24,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:17:24,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:17:24,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:17:24,346 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:17:24,346 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:17:24,347 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:17:24,347 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:17:24,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:17:24,348 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:17:24,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:17:24,349 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:17:24,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:17:24,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:17:24,350 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:24,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:17:24,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:17:24,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:17:24,366 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:17:24,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:17:24,366 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:17:24,367 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_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6426d30449276f41292d944281f990de88775c0c256461a4ce5af87d5d4d093f [2023-12-03 03:17:24,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:17:24,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:17:24,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:17:24,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:17:24,631 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:17:24,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-12.i [2023-12-03 03:17:27,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:17:27,551 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:17:27,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-12.i [2023-12-03 03:17:27,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/data/8598957db/5b71c3f2ce6a4572b7dadc7dc4b9dcec/FLAG99e51ce04 [2023-12-03 03:17:27,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/data/8598957db/5b71c3f2ce6a4572b7dadc7dc4b9dcec [2023-12-03 03:17:27,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:17:27,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:17:27,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:27,579 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:17:27,583 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:17:27,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ba5a57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27, skipping insertion in model container [2023-12-03 03:17:27,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:27,741 WARN L240 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_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-12.i[916,929] [2023-12-03 03:17:27,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:27,821 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:17:27,831 WARN L240 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_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-12.i[916,929] [2023-12-03 03:17:27,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:27,889 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:17:27,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27 WrapperNode [2023-12-03 03:17:27,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:27,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:27,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:17:27,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:17:27,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,911 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,956 INFO L138 Inliner]: procedures = 26, calls = 153, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 390 [2023-12-03 03:17:27,957 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:27,957 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:17:27,957 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:17:27,958 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:17:27,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,972 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:27,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:28,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:28,006 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:28,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:17:28,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:17:28,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:17:28,014 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:17:28,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:27" (1/1) ... [2023-12-03 03:17:28,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:28,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:17:28,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:17:28,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:17:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:17:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:17:28,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:17:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:17:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:17:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:17:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:17:28,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:17:28,184 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:17:28,186 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:17:28,635 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:17:29,175 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:17:29,175 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:17:29,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:29 BoogieIcfgContainer [2023-12-03 03:17:29,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:17:29,178 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:17:29,178 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:17:29,188 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:17:29,189 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:29" (1/1) ... [2023-12-03 03:17:29,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:17:29,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:29,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2023-12-03 03:17:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2023-12-03 03:17:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:17:29,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:29,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:30,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 116 conjunts are in the unsatisfiable core [2023-12-03 03:17:30,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:30,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:30,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2023-12-03 03:17:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:30,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2023-12-03 03:17:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:31,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 03:17:31,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:32,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:32,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:32,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2023-12-03 03:17:32,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:32,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:32,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:32,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2023-12-03 03:17:32,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:32,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 47 [2023-12-03 03:17:33,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:33,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 59 [2023-12-03 03:17:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:33,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 7 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 71 [2023-12-03 03:17:43,339 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 175 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 03:17:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:48,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 76 states and 158 transitions. [2023-12-03 03:17:48,460 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 158 transitions. [2023-12-03 03:17:48,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-03 03:17:48,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:48,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:17:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:53,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 140 conjunts are in the unsatisfiable core [2023-12-03 03:17:53,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:53,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:17:53,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-03 03:17:54,256 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 17 treesize of output 9 [2023-12-03 03:18:16,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:18:16,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 260 treesize of output 183 [2023-12-03 03:18:41,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:18:41,899 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 161 treesize of output 124 [2023-12-03 03:18:55,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:18:55,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 98 [2023-12-03 03:19:08,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:08,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:08,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:08,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 87 [2023-12-03 03:19:14,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:14,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:14,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 104 [2023-12-03 03:19:19,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:19,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 97 [2023-12-03 03:19:34,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:34,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 7 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 92 [2023-12-03 03:19:38,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:19:38,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2023-12-03 03:19:52,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 558 proven. 252 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2023-12-03 03:23:26,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:23:26,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 111 states and 235 transitions. [2023-12-03 03:23:26,426 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 235 transitions. [2023-12-03 03:23:26,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-03 03:23:26,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:23:26,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:23:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:23:34,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-03 03:23:34,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:23:34,618 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 7 treesize of output 3 [2023-12-03 03:23:49,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:23:49,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 253 treesize of output 198 [2023-12-03 03:23:51,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-12-03 03:23:58,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2023-12-03 03:24:04,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:24:04,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 27 [2023-12-03 03:24:04,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:24:04,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 37 [2023-12-03 03:24:05,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:24:05,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 37 [2023-12-03 03:24:07,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:24:07,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2023-12-03 03:24:08,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 03:24:08,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2023-12-03 03:24:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 694 proven. 63 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2023-12-03 03:25:18,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 03:26:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:26:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 73 states and 107 transitions. [2023-12-03 03:26:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2023-12-03 03:26:39,946 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 03:26:39,946 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2023-12-03 03:26:39,951 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 03:27:05,282 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:27:05,285 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:27:05,285 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 03:27:05,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 03:27:05 ImpRootNode [2023-12-03 03:27:05,285 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 03:27:05,286 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 03:27:05,286 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 03:27:05,286 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 03:27:05,287 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:29" (3/4) ... [2023-12-03 03:27:05,288 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 03:27:05,291 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 03:27:05,300 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2023-12-03 03:27:05,302 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-03 03:27:05,303 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 03:27:05,304 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 03:27:05,431 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 03:27:05,432 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 03:27:05,432 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 03:27:05,433 INFO L158 Benchmark]: Toolchain (without parser) took 577854.75ms. Allocated memory was 178.3MB in the beginning and 461.4MB in the end (delta: 283.1MB). Free memory was 147.5MB in the beginning and 234.1MB in the end (delta: -86.6MB). Peak memory consumption was 196.2MB. Max. memory is 16.1GB. [2023-12-03 03:27:05,433 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:27:05,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.71ms. Allocated memory is still 178.3MB. Free memory was 147.3MB in the beginning and 135.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2023-12-03 03:27:05,434 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.54ms. Allocated memory is still 178.3MB. Free memory was 135.9MB in the beginning and 131.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:27:05,434 INFO L158 Benchmark]: Boogie Preprocessor took 55.40ms. Allocated memory is still 178.3MB. Free memory was 131.2MB in the beginning and 128.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:27:05,434 INFO L158 Benchmark]: RCFGBuilder took 1163.60ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 128.3MB in the beginning and 149.8MB in the end (delta: -21.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2023-12-03 03:27:05,435 INFO L158 Benchmark]: CodeCheck took 576107.56ms. Allocated memory was 213.9MB in the beginning and 461.4MB in the end (delta: 247.5MB). Free memory was 149.8MB in the beginning and 244.5MB in the end (delta: -94.7MB). Peak memory consumption was 153.7MB. Max. memory is 16.1GB. [2023-12-03 03:27:05,435 INFO L158 Benchmark]: Witness Printer took 146.14ms. Allocated memory is still 461.4MB. Free memory was 244.5MB in the beginning and 234.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:27:05,437 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, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 550.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 360 SdHoareTripleChecker+Valid, 32.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 65 mSDsluCounter, 123 SdHoareTripleChecker+Invalid, 31.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 108 mSDsCounter, 486 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1626 IncrementalHoareTripleChecker+Invalid, 2112 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 486 mSolverCounterUnsat, 15 mSDtfsCounter, 1626 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3183 GetRequests, 2706 SyntacticMatches, 192 SemanticMatches, 285 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41507 ImplicationChecksByTransitivity, 392.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 14.0s SatisfiabilityAnalysisTime, 191.0s InterpolantComputationTime, 338 NumberOfCodeBlocks, 338 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 335 ConstructedInterpolants, 0 QuantifiedInterpolants, 16422 SizeOfPredicates, 103 NumberOfNonLiveVariables, 1342 ConjunctsInSsa, 379 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 1940/2292 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 - 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 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory is still 94.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.71ms. Allocated memory is still 178.3MB. Free memory was 147.3MB in the beginning and 135.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.54ms. Allocated memory is still 178.3MB. Free memory was 135.9MB in the beginning and 131.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.40ms. Allocated memory is still 178.3MB. Free memory was 131.2MB in the beginning and 128.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1163.60ms. Allocated memory was 178.3MB in the beginning and 213.9MB in the end (delta: 35.7MB). Free memory was 128.3MB in the beginning and 149.8MB in the end (delta: -21.5MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * CodeCheck took 576107.56ms. Allocated memory was 213.9MB in the beginning and 461.4MB in the end (delta: 247.5MB). Free memory was 149.8MB in the beginning and 244.5MB in the end (delta: -94.7MB). Peak memory consumption was 153.7MB. Max. memory is 16.1GB. * Witness Printer took 146.14ms. Allocated memory is still 461.4MB. Free memory was 244.5MB in the beginning and 234.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 03:27:05,647 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 03:27:05,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e68955-2d5a-4b4c-bf5a-b3eaca4fcc71/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE