./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.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_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b --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 e8ba7d590cbb780f326a15a59f36cf1896b82ce2465f6328eea27dcc3a24abff --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:56:20,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:56:20,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:56:20,797 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:56:20,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:56:20,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:56:20,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:56:20,816 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:56:20,817 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:56:20,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:56:20,817 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:56:20,818 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:56:20,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:56:20,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:56:20,818 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:56:20,819 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:56:20,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:56:20,819 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_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b 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 -> e8ba7d590cbb780f326a15a59f36cf1896b82ce2465f6328eea27dcc3a24abff [2024-12-05 21:56:21,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:56:21,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:56:21,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:56:21,070 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:56:21,071 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:56:21,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c [2024-12-05 21:56:23,735 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/962fe9fc8/b031ae3a479343278794047bd5836a96/FLAG8bafd8a8e [2024-12-05 21:56:23,941 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:56:23,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c [2024-12-05 21:56:23,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/962fe9fc8/b031ae3a479343278794047bd5836a96/FLAG8bafd8a8e [2024-12-05 21:56:24,308 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/962fe9fc8/b031ae3a479343278794047bd5836a96 [2024-12-05 21:56:24,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:56:24,311 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:56:24,312 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:56:24,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:56:24,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:56:24,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60435883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24, skipping insertion in model container [2024-12-05 21:56:24,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:56:24,428 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_16d3162c-f851-4741-841c-adee410dc683/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c[524,537] [2024-12-05 21:56:24,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:56:24,447 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:56:24,455 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_16d3162c-f851-4741-841c-adee410dc683/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c[524,537] [2024-12-05 21:56:24,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:56:24,470 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:56:24,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24 WrapperNode [2024-12-05 21:56:24,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:56:24,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:56:24,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:56:24,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:56:24,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,491 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-12-05 21:56:24,491 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:56:24,491 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:56:24,492 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:56:24,492 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:56:24,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,499 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:56:24,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:56:24,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:56:24,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:56:24,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:56:24,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:56:24,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:56:24,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:56:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:56:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:56:24,556 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:56:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:56:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:56:24,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:56:24,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:56:24,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:56:24,601 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:56:24,602 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:56:24,717 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 21:56:24,717 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:56:24,742 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:56:24,742 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:56:24,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:56:24 BoogieIcfgContainer [2024-12-05 21:56:24,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:56:24,743 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:56:24,743 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:56:24,751 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:56:24,752 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:56:24" (1/1) ... [2024-12-05 21:56:24,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:56:24,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:24,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-12-05 21:56:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-12-05 21:56:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:56:24,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:24,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:24,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 21:56:24,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:25,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 21:56:25,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:25,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 30 transitions. [2024-12-05 21:56:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-05 21:56:25,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 21:56:25,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:25,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 21:56:26,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:26,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 28 transitions. [2024-12-05 21:56:26,062 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-12-05 21:56:26,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 21:56:26,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:26,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:26,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 21:56:26,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 21:56:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:27,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 34 transitions. [2024-12-05 21:56:27,436 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2024-12-05 21:56:27,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 21:56:27,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:27,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:27,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-05 21:56:27,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:27,802 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 21:56:29,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 39 transitions. [2024-12-05 21:56:29,412 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2024-12-05 21:56:29,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 21:56:29,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:29,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:29,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 21:56:29,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:29,803 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 11 proven. 12 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 21:56:33,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:33,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 43 transitions. [2024-12-05 21:56:33,969 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2024-12-05 21:56:33,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-05 21:56:33,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:33,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:34,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 21:56:34,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:34,426 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-05 21:56:38,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 47 transitions. [2024-12-05 21:56:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2024-12-05 21:56:38,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 21:56:38,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:38,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:38,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:38,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-05 21:56:38,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:39,330 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 40 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-12-05 21:56:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:43,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 51 transitions. [2024-12-05 21:56:43,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2024-12-05 21:56:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 21:56:43,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:43,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:43,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-12-05 21:56:43,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:44,519 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 6 proven. 44 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-12-05 21:56:51,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:56:51,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 55 transitions. [2024-12-05 21:56:51,895 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2024-12-05 21:56:51,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 21:56:51,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:56:51,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:56:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:56:52,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:56:52,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 21:56:52,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:56:52,645 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 14 proven. 51 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-12-05 21:57:02,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 59 transitions. [2024-12-05 21:57:02,449 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2024-12-05 21:57:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-05 21:57:02,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:02,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:57:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:57:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:02,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-12-05 21:57:02,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:03,457 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 32 proven. 86 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-12-05 21:57:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 63 transitions. [2024-12-05 21:57:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2024-12-05 21:57:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 21:57:18,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:18,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:57:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:57:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:18,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-05 21:57:18,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:19,237 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 33 proven. 122 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-12-05 21:57:44,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.26s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 21:57:54,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 21:57:54,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:57:54,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 41 states and 67 transitions. [2024-12-05 21:57:54,807 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2024-12-05 21:57:54,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-05 21:57:54,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:57:54,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:57:54,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:57:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:57:55,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 105 conjuncts are in the unsatisfiable core [2024-12-05 21:57:55,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:57:56,864 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 10 proven. 112 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-12-05 21:58:05,603 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:58:13,885 WARN L286 SmtUtils]: Spent 6.24s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 21:58:39,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 21:58:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:58:40,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 71 transitions. [2024-12-05 21:58:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2024-12-05 21:58:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-05 21:58:40,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:58:40,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:58:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 21:58:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:58:40,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-12-05 21:58:40,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 21:58:42,047 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 55 proven. 162 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-12-05 21:59:21,932 WARN L286 SmtUtils]: Spent 35.36s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:00:27,050 WARN L286 SmtUtils]: Spent 56.04s on a formula simplification that was a NOOP. DAG size: 96 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:00:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 75 transitions. [2024-12-05 22:00:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2024-12-05 22:00:57,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-05 22:00:57,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:57,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:00:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:01:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:01:07,904 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) [2024-12-05 22:01:07,909 INFO L158 Benchmark]: Toolchain (without parser) took 283597.15ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 42.0MB in the end (delta: 75.3MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2024-12-05 22:01:07,910 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:01:07,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.62ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:01:07,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.93ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:01:07,912 INFO L158 Benchmark]: Boogie Preprocessor took 12.29ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.1MB in the end (delta: 868.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:01:07,912 INFO L158 Benchmark]: RCFGBuilder took 238.24ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 92.3MB in the end (delta: 11.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:01:07,913 INFO L158 Benchmark]: CodeCheck took 283164.64ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 42.0MB in the end (delta: 50.1MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2024-12-05 22:01:07,915 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.62ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.0MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.93ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 105.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.29ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.1MB in the end (delta: 868.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 238.24ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 92.3MB in the end (delta: 11.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 283164.64ms. Allocated memory is still 142.6MB. Free memory was 92.1MB in the beginning and 42.0MB in the end (delta: 50.1MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:01:08,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/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_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b --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 e8ba7d590cbb780f326a15a59f36cf1896b82ce2465f6328eea27dcc3a24abff --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:01:10,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:01:10,346 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:01:10,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:01:10,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:01:10,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:01:10,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:01:10,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:01:10,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:01:10,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:01:10,379 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:01:10,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:01:10,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:01:10,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:01:10,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:01:10,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:01:10,380 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:01:10,380 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:01:10,381 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:01:10,381 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:01:10,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:01:10,381 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:01:10,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:01:10,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:01:10,382 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:01:10,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:01:10,382 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:10,382 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:01:10,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:01:10,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:10,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:01:10,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:01:10,383 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:01:10,383 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:01:10,383 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:10,383 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:01:10,383 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_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b 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 -> e8ba7d590cbb780f326a15a59f36cf1896b82ce2465f6328eea27dcc3a24abff [2024-12-05 22:01:10,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:01:10,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:01:10,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:01:10,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:01:10,692 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:01:10,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c [2024-12-05 22:01:13,809 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/b16177209/56f2d3c94a5440de93e8126f85a97d8c/FLAG24083bdaf [2024-12-05 22:01:13,980 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:01:13,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c [2024-12-05 22:01:13,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/b16177209/56f2d3c94a5440de93e8126f85a97d8c/FLAG24083bdaf [2024-12-05 22:01:14,363 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/data/b16177209/56f2d3c94a5440de93e8126f85a97d8c [2024-12-05 22:01:14,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:01:14,367 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:01:14,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:14,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:01:14,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:01:14,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e7d749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14, skipping insertion in model container [2024-12-05 22:01:14,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,385 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:01:14,506 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_16d3162c-f851-4741-841c-adee410dc683/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c[524,537] [2024-12-05 22:01:14,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:14,529 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:01:14,540 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_16d3162c-f851-4741-841c-adee410dc683/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound50.c[524,537] [2024-12-05 22:01:14,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:01:14,558 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:01:14,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14 WrapperNode [2024-12-05 22:01:14,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:01:14,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:14,560 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:01:14,560 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:01:14,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,582 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2024-12-05 22:01:14,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:01:14,583 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:01:14,583 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:01:14,583 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:01:14,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,590 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,593 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:01:14,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:01:14,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:01:14,600 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:01:14,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:01:14" (1/1) ... [2024-12-05 22:01:14,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:01:14,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:01:14,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:01:14,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:01:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:01:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:01:14,653 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:01:14,654 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:01:14,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:01:14,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:01:14,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:01:14,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:01:14,711 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:01:14,713 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:01:15,024 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-05 22:01:15,024 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:01:15,056 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:01:15,057 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:01:15,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:15 BoogieIcfgContainer [2024-12-05 22:01:15,057 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:01:15,058 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:01:15,058 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:01:15,066 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:01:15,066 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:01:15" (1/1) ... [2024-12-05 22:01:15,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:01:15,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:15,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-12-05 22:01:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-12-05 22:01:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:01:15,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:15,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:15,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:15,124 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:15,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:01:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:15,429 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:16,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:01:16,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:01:18,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:01:21,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:01:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:21,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 30 transitions. [2024-12-05 22:01:21,810 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-12-05 22:01:21,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:01:21,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:21,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:21,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:21,812 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:21,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:01:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:22,068 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:01:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:01:22,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:01:22,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:01:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:01:31,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:01:36,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:01:47,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:01:58,750 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 [] [2024-12-05 22:01:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:01:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 37 transitions. [2024-12-05 22:01:59,869 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-05 22:01:59,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:01:59,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:01:59,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:01:59,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:01:59,872 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:01:59,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:02:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:00,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:02:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:02:08,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:02:08,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:02:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:02:15,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:02:30,415 WARN L286 SmtUtils]: Spent 5.09s on a formula simplification. DAG size of input: 28 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:02:45,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:03:39,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:03:46,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.29s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:03:51,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.63s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:03:51,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:51,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 44 transitions. [2024-12-05 22:03:51,653 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2024-12-05 22:03:51,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:03:51,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:51,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:51,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:51,658 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:51,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:03:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:52,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:04:02,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-05 22:04:02,706 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) [2024-12-05 22:04:02,710 INFO L158 Benchmark]: Toolchain (without parser) took 168343.25ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 47.5MB in the end (delta: 21.8MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-12-05 22:04:02,710 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:04:02,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.26ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 57.7MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:04:02,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.59ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:04:02,712 INFO L158 Benchmark]: Boogie Preprocessor took 16.19ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 55.6MB in the end (delta: 853.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:04:02,712 INFO L158 Benchmark]: RCFGBuilder took 457.77ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 43.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:04:02,713 INFO L158 Benchmark]: CodeCheck took 167651.65ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 47.5MB in the end (delta: -4.0MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2024-12-05 22:04:02,715 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.26ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 57.7MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.59ms. Allocated memory is still 92.3MB. Free memory was 57.6MB in the beginning and 56.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.19ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 55.6MB in the end (delta: 853.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 457.77ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 43.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 167651.65ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 47.5MB in the end (delta: -4.0MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:04:02,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16d3162c-f851-4741-841c-adee410dc683/bin/ukojak-verify-CZk0znPC7b/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown