./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:47:29,381 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:47:29,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:47:29,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:47:29,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:47:29,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:47:29,519 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:47:29,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:47:29,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:47:29,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:47:29,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:47:29,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:47:29,522 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:47:29,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:47:29,523 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:47:29,524 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:47:29,524 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:47:29,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:47:29,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed [2024-11-25 02:47:29,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:47:29,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:47:29,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:47:29,845 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:47:29,846 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:47:29,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-11-25 02:47:32,921 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/3806e77aa/140f6d2e45414a1db231da13fd279502/FLAG82a6be46b [2024-11-25 02:47:33,185 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:47:33,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-11-25 02:47:33,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/3806e77aa/140f6d2e45414a1db231da13fd279502/FLAG82a6be46b [2024-11-25 02:47:33,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/3806e77aa/140f6d2e45414a1db231da13fd279502 [2024-11-25 02:47:33,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:47:33,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:47:33,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:47:33,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:47:33,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:47:33,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b867ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33, skipping insertion in model container [2024-11-25 02:47:33,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:47:33,693 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_e6f93b76-9833-4cdb-a4d7-811644c730fd/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-11-25 02:47:33,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:47:33,736 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:47:33,747 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_e6f93b76-9833-4cdb-a4d7-811644c730fd/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-11-25 02:47:33,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:47:33,776 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:47:33,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33 WrapperNode [2024-11-25 02:47:33,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:47:33,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:47:33,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:47:33,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:47:33,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,792 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,812 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2024-11-25 02:47:33,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:47:33,814 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:47:33,814 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:47:33,814 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:47:33,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,825 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,832 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,833 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,838 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:47:33,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:47:33,842 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:47:33,842 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:47:33,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:33" (1/1) ... [2024-11-25 02:47:33,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:47:33,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:47:33,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:47:33,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:47:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:47:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:47:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:47:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:47:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:47:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:47:33,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:47:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:47:34,006 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:47:34,008 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:47:34,279 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-25 02:47:34,279 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:47:34,325 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:47:34,326 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 02:47:34,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:47:34 BoogieIcfgContainer [2024-11-25 02:47:34,327 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:47:34,327 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:47:34,327 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:47:34,336 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:47:34,336 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:47:34" (1/1) ... [2024-11-25 02:47:34,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:47:34,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:34,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-25 02:47:34,409 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-25 02:47:34,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:47:34,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:34,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:47:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:47:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:34,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:47:34,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:34,865 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 02:47:35,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-25 02:47:35,037 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-25 02:47:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:47:35,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:35,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:47:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:47:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:47:45,366 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:47:45,372 INFO L158 Benchmark]: Toolchain (without parser) took 11879.06ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 90.8MB in the end (delta: 2.8MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-11-25 02:47:45,376 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:47:45,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.84ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.9MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:47:45,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.39ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:47:45,377 INFO L158 Benchmark]: Boogie Preprocessor took 27.21ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.0MB in the end (delta: 745.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:47:45,377 INFO L158 Benchmark]: RCFGBuilder took 484.82ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 66.7MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:47:45,378 INFO L158 Benchmark]: CodeCheck took 11042.96ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 90.8MB in the end (delta: -24.1MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-25 02:47:45,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.84ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.9MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.39ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.21ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.0MB in the end (delta: 745.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.82ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 66.7MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11042.96ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 90.8MB in the end (delta: -24.1MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:47:45,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:47:48,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:47:48,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:47:48,474 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:47:48,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:47:48,476 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:47:48,477 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:47:48,477 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:47:48,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:47:48,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:47:48,478 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:47:48,478 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:47:48,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:47:48,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:47:48,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:47:48,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:47:48,480 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:47:48,480 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:47:48,480 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:47:48,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:47:48,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:47:48,480 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:47:48,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:47:48,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:47:48,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:47:48,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:47:48,481 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:48,482 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:47:48,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:47:48,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:47:48,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:47:48,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:47:48,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:47:48,484 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:47:48,484 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:48,484 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:47:48,484 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9f362f4d0f0336cfdd0e79a1ea9315dacff2e0b1a7a8f92f9aba0a2584524ed [2024-11-25 02:47:48,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:47:48,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:47:48,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:47:48,872 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:47:48,872 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:47:48,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-11-25 02:47:52,071 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/ecd313de5/01c96a3524ec4b8c918039b817cfa27d/FLAGce0a5230c [2024-11-25 02:47:52,370 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:47:52,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c [2024-11-25 02:47:52,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/ecd313de5/01c96a3524ec4b8c918039b817cfa27d/FLAGce0a5230c [2024-11-25 02:47:52,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/data/ecd313de5/01c96a3524ec4b8c918039b817cfa27d [2024-11-25 02:47:52,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:47:52,658 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:47:52,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:47:52,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:47:52,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:47:52,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:52,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cbbebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52, skipping insertion in model container [2024-11-25 02:47:52,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:52,681 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:47:52,866 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_e6f93b76-9833-4cdb-a4d7-811644c730fd/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-11-25 02:47:52,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:47:52,924 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:47:52,942 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_e6f93b76-9833-4cdb-a4d7-811644c730fd/sv-benchmarks/c/nla-digbench-scaling/lcm1_valuebound2.c[552,565] [2024-11-25 02:47:52,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:47:52,982 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:47:52,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52 WrapperNode [2024-11-25 02:47:52,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:47:52,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:47:52,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:47:52,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:47:52,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,018 INFO L138 Inliner]: procedures = 14, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2024-11-25 02:47:53,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:47:53,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:47:53,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:47:53,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:47:53,028 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,035 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,041 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:47:53,052 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:47:53,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:47:53,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:47:53,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:47:52" (1/1) ... [2024-11-25 02:47:53,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:47:53,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:47:53,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:47:53,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:47:53,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:47:53,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:47:53,119 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:47:53,120 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:47:53,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:47:53,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:47:53,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:47:53,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:47:53,186 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:47:53,188 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:47:53,435 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-25 02:47:53,435 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:47:53,476 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:47:53,477 INFO L312 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-25 02:47:53,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:47:53 BoogieIcfgContainer [2024-11-25 02:47:53,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:47:53,478 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:47:53,478 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:47:53,490 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:47:53,491 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:47:53" (1/1) ... [2024-11-25 02:47:53,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:47:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-25 02:47:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-25 02:47:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:47:53,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:53,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:53,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:47:53,576 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:47:53,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:47:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:53,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:47:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:53,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 02:47:53,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:54,555 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 02:47:54,558 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:47:54,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 02:47:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:55,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 30 states and 49 transitions. [2024-11-25 02:47:55,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-25 02:47:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:47:55,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:55,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:55,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:47:55,516 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:47:55,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:47:55,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:55,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:47:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:55,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-25 02:47:55,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:56,303 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-25 02:47:56,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:47:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 33 states and 57 transitions. [2024-11-25 02:47:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2024-11-25 02:47:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:47:57,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:57,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:57,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:47:57,165 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:47:57,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:47:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:57,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:47:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:57,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:47:57,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:59,092 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-25 02:47:59,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 02:48:01,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:01,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 36 states and 67 transitions. [2024-11-25 02:48:01,209 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2024-11-25 02:48:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 02:48:01,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:01,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:01,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:01,213 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:01,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:48:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:01,280 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:01,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:48:01,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:48:01,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:48:02,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:02,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 37 states and 69 transitions. [2024-11-25 02:48:02,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2024-11-25 02:48:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 02:48:02,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:02,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:02,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:02,004 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:02,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:48:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:02,082 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:02,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:48:02,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:04,241 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-25 02:48:04,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 02:48:16,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:48:16,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:16,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 39 states and 73 transitions. [2024-11-25 02:48:16,825 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2024-11-25 02:48:16,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 02:48:16,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:16,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:16,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:16,830 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:16,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 02:48:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:17,030 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:17,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:17,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 02:48:17,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-25 02:48:18,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-25 02:48:32,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:48:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 42 states and 81 transitions. [2024-11-25 02:48:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 81 transitions. [2024-11-25 02:48:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 02:48:36,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:36,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:36,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:36,853 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:36,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 02:48:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:36,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:36,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:48:36,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:37,736 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-25 02:48:37,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-25 02:48:47,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:48:58,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:49:11,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:49:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 44 states and 84 transitions. [2024-11-25 02:49:12,224 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 84 transitions. [2024-11-25 02:49:12,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 02:49:12,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:12,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:49:12,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:49:12,230 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:49:12,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 02:49:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:12,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:49:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:12,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-25 02:49:12,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:49:13,004 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-25 02:49:13,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 02:49:26,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:49:36,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:49:37,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 46 states and 91 transitions. [2024-11-25 02:49:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 91 transitions. [2024-11-25 02:49:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 02:49:37,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:37,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:49:37,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:49:37,374 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:49:37,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 02:49:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:37,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:49:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:37,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-25 02:49:37,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:49:38,361 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-25 02:49:38,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 02:49:51,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:49:59,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 48 states and 96 transitions. [2024-11-25 02:49:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 96 transitions. [2024-11-25 02:49:59,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 02:49:59,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:59,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:49:59,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:49:59,129 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:49:59,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 02:49:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:59,201 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:49:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:59,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:49:59,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:49:59,296 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-25 02:49:59,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 02:50:08,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 54 states and 111 transitions. [2024-11-25 02:50:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 111 transitions. [2024-11-25 02:50:08,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 02:50:08,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:08,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:08,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:50:08,845 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:50:08,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 02:50:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:08,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:50:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:08,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:50:08,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:50:09,711 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-25 02:50:09,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 02:50:30,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:50:41,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:50:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:41,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 56 states and 114 transitions. [2024-11-25 02:50:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 114 transitions. [2024-11-25 02:50:41,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 02:50:41,700 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:41,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:41,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:50:41,703 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:50:41,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 02:50:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:41,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:50:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:42,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 02:50:42,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:50:44,194 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:50:44,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 02:51:03,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:51:13,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:51:15,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:51:15,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 58 states and 118 transitions. [2024-11-25 02:51:15,080 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 118 transitions. [2024-11-25 02:51:15,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 02:51:15,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:51:15,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:51:15,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:51:15,084 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:51:15,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 02:51:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:15,382 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:51:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:15,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 02:51:15,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:51:17,118 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-25 02:51:17,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 02:51:26,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:51:40,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:51:51,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:51:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:51:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 60 states and 124 transitions. [2024-11-25 02:51:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 124 transitions. [2024-11-25 02:51:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:51:51,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:51:51,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:51:51,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:51:51,706 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:51:51,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 02:51:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:51,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:51:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:51,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:51:51,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:51:52,859 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-25 02:51:52,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 02:52:39,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:52:53,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:53:16,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:53:17,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:53:17,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 65 states and 134 transitions. [2024-11-25 02:53:17,160 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 134 transitions. [2024-11-25 02:53:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:53:17,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:53:17,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:53:17,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:53:17,166 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:53:17,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 02:53:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:53:17,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:53:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:53:17,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 02:53:17,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:53:20,808 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 18 proven. 22 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-25 02:53:20,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 02:53:29,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:53:29,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 68 states and 140 transitions. [2024-11-25 02:53:29,526 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 140 transitions. [2024-11-25 02:53:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:53:29,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:53:29,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:53:29,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:53:29,535 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:53:29,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 02:53:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:53:29,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:53:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:53:29,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-25 02:53:29,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:53:32,049 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 14 proven. 23 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-25 02:53:32,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 02:53:57,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:53:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 44 states and 65 transitions. [2024-11-25 02:53:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2024-11-25 02:53:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-25 02:53:57,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:53:57,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:53:57,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:53:57,357 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:53:57,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 02:53:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:53:57,438 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:53:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:53:57,528 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:53:57,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:53:57,561 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-25 02:53:57,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 02:53:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:53:59,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 44 states and 64 transitions. [2024-11-25 02:53:59,984 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2024-11-25 02:53:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-25 02:53:59,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:53:59,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:53:59,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:53:59,988 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:53:59,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 02:54:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:00,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:54:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:54:00,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:54:00,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:54:00,180 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-25 02:54:00,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 02:54:01,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:54:01,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 37 states and 55 transitions. [2024-11-25 02:54:01,984 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2024-11-25 02:54:01,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:54:01,985 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2024-11-25 02:54:01,995 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 02:54:14,027 WARN L286 SmtUtils]: Spent 10.71s on a formula simplification. DAG size of input: 48 DAG size of output: 34 (called from [L 622] de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.computeHoareAnnotation) [2024-11-25 02:54:18,914 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 60) the Hoare annotation is: (or (let ((.cse1 (bvule |ULTIMATE.start_main_~b~0#1| (_ bv2 32))) (.cse3 (= |ULTIMATE.start_main_~v~0#1| (_ bv0 32))) (.cse4 (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~a~0#1|)) (.cse0 (= |ULTIMATE.start_main_~u~0#1| |ULTIMATE.start_main_~b~0#1|)) (.cse5 (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~b~0#1|))) (and (not (let ((.cse2 (bvneg |ULTIMATE.start_main_~a~0#1|))) (and .cse0 .cse1 (= |ULTIMATE.start_main_~y~0#1| (bvadd |ULTIMATE.start_main_~b~0#1| .cse2)) .cse3 .cse4 (bvult |ULTIMATE.start_main_~a~0#1| (bvadd |ULTIMATE.start_main_~y~0#1| (bvmul (_ bv4294967295 32) .cse2)))))) (not (and .cse0 .cse1 .cse3 .cse5 .cse4)) (not (and (bvule |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) .cse0 .cse5 (bvugt |ULTIMATE.start_main_~a~0#1| |ULTIMATE.start_main_~y~0#1|) (= |ULTIMATE.start_main_~v~0#1| |ULTIMATE.start_main_~u~0#1|) (bvuge |ULTIMATE.start_main_~b~0#1| (_ bv1 32)))))) (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~x~0#1|)) [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (bvule |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L53-1(lines 53 59) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L53-2(lines 40 60) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L45-2(lines 45 51) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L41(lines 40 60) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L62(line 62) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L29(line 29) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L54(lines 53 59) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L46(lines 45 51) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:54:18,915 INFO L77 FloydHoareUtils]: At program point L63(line 63) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point L26(line 26) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point L26-1(line 26) the Hoare annotation is: (bvule |ULTIMATE.start_main_~a~0#1| (_ bv2 32)) [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 11 13) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 11 13) the Hoare annotation is: (not (= (_ bv0 32) |assume_abort_if_not_#in~cond|)) [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (= (_ bv1 32) __VERIFIER_assert_~cond) (not (= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)))) [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2024-11-25 02:54:18,916 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-11-25 02:54:18,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:54:18 ImpRootNode [2024-11-25 02:54:18,960 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:54:18,961 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:54:18,965 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:54:18,965 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:54:18,967 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:47:53" (3/4) ... [2024-11-25 02:54:18,972 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 02:54:18,983 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-25 02:54:18,983 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-25 02:54:18,994 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-25 02:54:18,995 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-25 02:54:18,996 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 02:54:18,996 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:54:18,996 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 02:54:19,129 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 02:54:19,130 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 02:54:19,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:54:19,133 INFO L158 Benchmark]: Toolchain (without parser) took 386472.99ms. Allocated memory is still 100.7MB. Free memory was 76.8MB in the beginning and 32.3MB in the end (delta: 44.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-11-25 02:54:19,133 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:19,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.58ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 64.5MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:54:19,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.07ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 63.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:19,136 INFO L158 Benchmark]: Boogie Preprocessor took 31.45ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 62.4MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:54:19,137 INFO L158 Benchmark]: RCFGBuilder took 425.67ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 49.0MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:54:19,138 INFO L158 Benchmark]: CodeCheck took 385482.38ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 37.2MB in the end (delta: 11.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-25 02:54:19,139 INFO L158 Benchmark]: Witness Printer took 168.67ms. Allocated memory is still 100.7MB. Free memory was 37.2MB in the beginning and 32.3MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:54:19,141 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 3 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 368.5s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 152 mSolverCounterUnknown, 1541 SdHoareTripleChecker+Valid, 1672.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 488 mSDsluCounter, 685 SdHoareTripleChecker+Invalid, 1625.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 68 mSDsCounter, 1699 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4961 IncrementalHoareTripleChecker+Invalid, 6812 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1699 mSolverCounterUnsat, 617 mSDtfsCounter, 4961 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6903 GetRequests, 6663 SyntacticMatches, 90 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10142 ImplicationChecksByTransitivity, 167.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 19.6s InterpolantComputationTime, 807 NumberOfCodeBlocks, 807 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 789 ConstructedInterpolants, 0 QuantifiedInterpolants, 2877 SizeOfPredicates, 25 NumberOfNonLiveVariables, 1583 ConjunctsInSsa, 234 ConjunctsInUnsatCore, 18 InterpolantComputations, 6 PerfectInterpolantSequences, 963/1085 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 11]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (0 != cond) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.58ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 64.5MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.07ms. Allocated memory is still 100.7MB. Free memory was 64.5MB in the beginning and 63.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.45ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 62.4MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 425.67ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 49.0MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 385482.38ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 37.2MB in the end (delta: 11.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Witness Printer took 168.67ms. Allocated memory is still 100.7MB. Free memory was 37.2MB in the beginning and 32.3MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 02:54:19,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f93b76-9833-4cdb-a4d7-811644c730fd/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE