./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk --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 d93bd48e791c000b7768d0e055259ea6d087a487fbdd17b18765993d4c240b84 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:01:32,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:01:32,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:01:32,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:01:32,818 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:01:32,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:01:32,839 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:01:32,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:01:32,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:01:32,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:01:32,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:01:32,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:01:32,843 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:01:32,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:01:32,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:01:32,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:01:32,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:01:32,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:01:32,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:01:32,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:01:32,847 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:01:32,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:01:32,848 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:01:32,849 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:01:32,849 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:01:32,850 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:01:32,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:01:32,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:01:32,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:01:32,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:01:32,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:01:32,852 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:01:32,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:01:32,853 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d93bd48e791c000b7768d0e055259ea6d087a487fbdd17b18765993d4c240b84 [2024-11-08 23:01:33,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:01:33,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:01:33,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:01:33,117 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:01:33,118 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:01:33,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c Unable to find full path for "g++" [2024-11-08 23:01:35,236 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:01:35,474 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:01:35,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c [2024-11-08 23:01:35,484 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data/904634687/dff2dc10ba3546f8850461c48076ae60/FLAG87004c031 [2024-11-08 23:01:35,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data/904634687/dff2dc10ba3546f8850461c48076ae60 [2024-11-08 23:01:35,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:01:35,507 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:01:35,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:01:35,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:01:35,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:01:35,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e154d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35, skipping insertion in model container [2024-11-08 23:01:35,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:01:35,713 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c[1061,1074] [2024-11-08 23:01:35,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:01:35,752 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:01:35,764 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c[1061,1074] [2024-11-08 23:01:35,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:01:35,795 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:01:35,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35 WrapperNode [2024-11-08 23:01:35,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:01:35,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:01:35,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:01:35,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:01:35,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,831 INFO L138 Inliner]: procedures = 16, calls = 82, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 92 [2024-11-08 23:01:35,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:01:35,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:01:35,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:01:35,835 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:01:35,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:01:35,866 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:01:35,866 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:01:35,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:01:35,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:01:35" (1/1) ... [2024-11-08 23:01:35,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:01:35,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:01:35,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:01:35,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:01:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:01:35,946 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:01:35,947 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:01:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:01:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:01:35,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:01:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:01:35,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:01:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:01:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:01:35,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:01:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:01:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_35_to_46_0 [2024-11-08 23:01:35,949 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_35_to_46_0 [2024-11-08 23:01:36,034 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:01:36,036 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:01:36,285 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-08 23:01:36,286 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:01:36,350 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:01:36,351 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:01:36,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:36 BoogieIcfgContainer [2024-11-08 23:01:36,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:01:36,353 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:01:36,353 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:01:36,365 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:01:36,365 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:01:36" (1/1) ... [2024-11-08 23:01:36,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:01:36,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:36,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2024-11-08 23:01:36,440 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2024-11-08 23:01:36,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:01:36,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:36,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:01:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:37,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 104 conjuncts are in the unsatisfiable core [2024-11-08 23:01:37,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:01:37,558 INFO L349 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2024-11-08 23:01:37,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 86 treesize of output 76 [2024-11-08 23:01:37,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 1 [2024-11-08 23:01:38,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:38,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:38,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:38,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:38,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:38,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 15 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 183 treesize of output 43 [2024-11-08 23:01:39,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 31 [2024-11-08 23:01:39,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-08 23:01:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:01:40,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 45 transitions. [2024-11-08 23:01:40,154 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-08 23:01:40,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:01:40,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:01:40,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:01:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:01:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:01:43,809 WARN L253 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 185 conjuncts are in the unsatisfiable core [2024-11-08 23:01:43,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:01:43,879 INFO L349 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2024-11-08 23:01:43,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 86 treesize of output 76 [2024-11-08 23:01:43,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:43,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2024-11-08 23:01:43,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2024-11-08 23:01:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:44,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:44,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:44,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:44,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:01:44,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 15 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 48 [2024-11-08 23:01:58,170 WARN L873 $PredicateComparison]: unable to prove that (exists ((v_func_to_recursive_line_35_to_46_0_~v.base_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~x.base_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~a.base_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~b.base_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~y.base_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~b.offset_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~v.offset_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~u.offset_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~u.base_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~x.offset_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~a.offset_BEFORE_CALL_1 Int) (v_func_to_recursive_line_35_to_46_0_~y.offset_BEFORE_CALL_1 Int)) (let ((.cse0 (select (select |c_#memory_int| v_func_to_recursive_line_35_to_46_0_~a.base_BEFORE_CALL_1) v_func_to_recursive_line_35_to_46_0_~a.offset_BEFORE_CALL_1)) (.cse1 (select (select |c_#memory_int| v_func_to_recursive_line_35_to_46_0_~b.base_BEFORE_CALL_1) v_func_to_recursive_line_35_to_46_0_~b.offset_BEFORE_CALL_1))) (and (= (select (select |c_#memory_int| v_func_to_recursive_line_35_to_46_0_~v.base_BEFORE_CALL_1) v_func_to_recursive_line_35_to_46_0_~v.offset_BEFORE_CALL_1) .cse0) (not (= v_func_to_recursive_line_35_to_46_0_~a.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~u.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~b.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~v.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~b.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~y.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~x.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~v.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~x.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~b.base_BEFORE_CALL_1)) (= (select (select |c_#memory_int| v_func_to_recursive_line_35_to_46_0_~y.base_BEFORE_CALL_1) v_func_to_recursive_line_35_to_46_0_~y.offset_BEFORE_CALL_1) .cse1) (not (= v_func_to_recursive_line_35_to_46_0_~v.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~u.base_BEFORE_CALL_1)) (<= (mod .cse0 4294967296) 65535) (not (= v_func_to_recursive_line_35_to_46_0_~b.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~a.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~u.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~y.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~x.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~u.base_BEFORE_CALL_1)) (= .cse0 (select (select |c_#memory_int| v_func_to_recursive_line_35_to_46_0_~x.base_BEFORE_CALL_1) v_func_to_recursive_line_35_to_46_0_~x.offset_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~a.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~y.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~x.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~y.base_BEFORE_CALL_1)) (= (select (select |c_#memory_int| v_func_to_recursive_line_35_to_46_0_~u.base_BEFORE_CALL_1) v_func_to_recursive_line_35_to_46_0_~u.offset_BEFORE_CALL_1) .cse1) (not (= v_func_to_recursive_line_35_to_46_0_~a.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~v.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~x.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~a.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~b.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~u.base_BEFORE_CALL_1)) (not (= v_func_to_recursive_line_35_to_46_0_~v.base_BEFORE_CALL_1 v_func_to_recursive_line_35_to_46_0_~y.base_BEFORE_CALL_1))))) is different from true [2024-11-08 23:02:00,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:00,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:00,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:00,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:00,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 235 treesize of output 182 [2024-11-08 23:02:00,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 121 [2024-11-08 23:02:00,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 11 [2024-11-08 23:02:00,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 11 [2024-11-08 23:02:00,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 60 treesize of output 50 [2024-11-08 23:02:00,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 83 treesize of output 73 [2024-11-08 23:02:00,835 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 23:02:00,843 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 286 [2024-11-08 23:02:02,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-08 23:02:02,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 116 [2024-11-08 23:02:02,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 5 treesize of output 3 [2024-11-08 23:02:02,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 7 [2024-11-08 23:02:02,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 29 treesize of output 21 [2024-11-08 23:02:02,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 36 treesize of output 26 [2024-11-08 23:02:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 1 not checked. [2024-11-08 23:03:17,746 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-08 23:03:17,747 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.pop(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:86) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:912) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:310) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeChecker.negatePredicate(CodeChecker.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:469) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 28 more [2024-11-08 23:03:17,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 101 [2024-11-08 23:03:17,754 INFO L158 Benchmark]: Toolchain (without parser) took 102246.41ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 109.0MB in the beginning and 136.0MB in the end (delta: -27.0MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2024-11-08 23:03:17,758 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:03:17,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.99ms. Allocated memory is still 140.5MB. Free memory was 108.6MB in the beginning and 95.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:03:17,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.71ms. Allocated memory is still 140.5MB. Free memory was 95.6MB in the beginning and 94.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:03:17,760 INFO L158 Benchmark]: Boogie Preprocessor took 30.98ms. Allocated memory is still 140.5MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:03:17,761 INFO L158 Benchmark]: RCFGBuilder took 485.74ms. Allocated memory is still 140.5MB. Free memory was 92.4MB in the beginning and 72.6MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:03:17,762 INFO L158 Benchmark]: CodeCheck took 101400.26ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 72.4MB in the beginning and 136.0MB in the end (delta: -63.7MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2024-11-08 23:03:17,767 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 104.9MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.99ms. Allocated memory is still 140.5MB. Free memory was 108.6MB in the beginning and 95.6MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.71ms. Allocated memory is still 140.5MB. Free memory was 95.6MB in the beginning and 94.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.98ms. Allocated memory is still 140.5MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 485.74ms. Allocated memory is still 140.5MB. Free memory was 92.4MB in the beginning and 72.6MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 101400.26ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 72.4MB in the beginning and 136.0MB in the end (delta: -63.7MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk --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 d93bd48e791c000b7768d0e055259ea6d087a487fbdd17b18765993d4c240b84 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:03:20,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:03:20,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:03:20,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:03:20,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:03:20,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:03:20,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:03:20,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:03:20,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:03:20,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:03:20,668 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:03:20,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:03:20,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:03:20,670 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:03:20,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:03:20,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:03:20,671 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:03:20,671 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:03:20,672 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:03:20,672 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:03:20,676 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:03:20,677 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:03:20,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:03:20,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:03:20,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:03:20,679 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:03:20,679 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:20,679 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:03:20,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:03:20,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:20,685 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:03:20,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:03:20,685 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:03:20,686 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:03:20,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:20,686 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:03:20,687 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d93bd48e791c000b7768d0e055259ea6d087a487fbdd17b18765993d4c240b84 [2024-11-08 23:03:21,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:03:21,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:03:21,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:03:21,220 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:03:21,221 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:03:21,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c Unable to find full path for "g++" [2024-11-08 23:03:23,904 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:03:24,190 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:03:24,191 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c [2024-11-08 23:03:24,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data/379914410/54be60c7a77c4cf59182a491ceb79e2f/FLAG432a2a009 [2024-11-08 23:03:24,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/data/379914410/54be60c7a77c4cf59182a491ceb79e2f [2024-11-08 23:03:24,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:03:24,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:03:24,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:24,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:03:24,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:03:24,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:24,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3189acca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24, skipping insertion in model container [2024-11-08 23:03:24,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:24,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:03:24,859 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c[1061,1074] [2024-11-08 23:03:24,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:24,916 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:03:24,947 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_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/sv-benchmarks/c/recursified_nla-digbench/recursified_lcm2.c[1061,1074] [2024-11-08 23:03:24,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:24,986 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:03:24,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24 WrapperNode [2024-11-08 23:03:24,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:24,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:24,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:03:24,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:03:24,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,038 INFO L138 Inliner]: procedures = 18, calls = 82, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 92 [2024-11-08 23:03:25,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:25,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:03:25,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:03:25,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:03:25,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,077 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,085 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:03:25,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:03:25,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:03:25,090 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:03:25,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:24" (1/1) ... [2024-11-08 23:03:25,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:25,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:03:25,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:03:25,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:03:25,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:03:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:03:25,175 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:03:25,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:03:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:03:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:03:25,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:03:25,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:03:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:03:25,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:03:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:03:25,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:03:25,178 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_35_to_46_0 [2024-11-08 23:03:25,178 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_35_to_46_0 [2024-11-08 23:03:25,293 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:03:25,296 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:03:25,770 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-08 23:03:25,770 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:03:25,905 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:03:25,906 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:03:25,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:03:25 BoogieIcfgContainer [2024-11-08 23:03:25,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:03:25,907 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:03:25,908 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:03:25,919 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:03:25,919 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:03:25" (1/1) ... [2024-11-08 23:03:25,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:03:25,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:03:26,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2024-11-08 23:03:26,003 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2024-11-08 23:03:26,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:03:26,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:03:26,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:26,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:03:26,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:03:26,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe24da3-f3c6-4bfb-baf4-ac670ea91e70/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process