./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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 fdadba64290bb92644e7e488fd7f0ff193dc3cda62b54e30ca2f0fabf2570055 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:57:20,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:57:20,129 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:57:20,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:57:20,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:57:20,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:57:20,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:57:20,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:57:20,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:57:20,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:57:20,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:57:20,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:57:20,170 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:57:20,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:57:20,172 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:57:20,172 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:57:20,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:57:20,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:57:20,172 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:57:20,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:57:20,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:20,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:57:20,173 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:57:20,173 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:57:20,173 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:57:20,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:57:20,173 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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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 -> fdadba64290bb92644e7e488fd7f0ff193dc3cda62b54e30ca2f0fabf2570055 [2024-11-25 03:57:20,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:57:20,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:57:20,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:57:20,481 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:57:20,483 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:57:20,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c [2024-11-25 03:57:23,484 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/65e5974f4/f5a3196f05374597bd97b40efb4551c2/FLAG75bea1c67 [2024-11-25 03:57:23,708 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:57:23,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c [2024-11-25 03:57:23,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/65e5974f4/f5a3196f05374597bd97b40efb4551c2/FLAG75bea1c67 [2024-11-25 03:57:23,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/65e5974f4/f5a3196f05374597bd97b40efb4551c2 [2024-11-25 03:57:23,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:57:23,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:57:23,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:23,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:57:23,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:57:23,754 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:23,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d598af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23, skipping insertion in model container [2024-11-25 03:57:23,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:23,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:57:23,934 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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c[525,538] [2024-11-25 03:57:23,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:23,969 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:57:23,978 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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c[525,538] [2024-11-25 03:57:23,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:57:23,997 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:57:23,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23 WrapperNode [2024-11-25 03:57:23,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:57:23,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:23,999 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:57:23,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:57:24,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,027 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2024-11-25 03:57:24,028 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:57:24,028 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:57:24,028 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:57:24,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:57:24,035 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,036 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,037 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,039 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,043 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:57:24,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:57:24,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:57:24,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:57:24,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:57:23" (1/1) ... [2024-11-25 03:57:24,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:57:24,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:57:24,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:57:24,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:57:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:57:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:57:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:57:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:57:24,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:57:24,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:57:24,182 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:57:24,184 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:57:24,337 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 03:57:24,337 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:57:24,361 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:57:24,362 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:57:24,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:57:24 BoogieIcfgContainer [2024-11-25 03:57:24,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:57:24,363 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:57:24,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:57:24,374 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:57:24,375 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:57:24" (1/1) ... [2024-11-25 03:57:24,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:57:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-25 03:57:24,440 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-25 03:57:24,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:57:24,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:24,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:24,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:24,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 03:57:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 03:57:24,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:57:24,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:24,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:57:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:24,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 03:57:24,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:57:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:25,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:25,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-25 03:57:25,110 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-25 03:57:25,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:57:25,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:25,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:25,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:25,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-25 03:57:25,698 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-25 03:57:25,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:57:25,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:25,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:27,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:27,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-25 03:57:27,160 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-25 03:57:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:57:27,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:57:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:27,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-25 03:57:27,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:57:28,070 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:57:31,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:31,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 29 states and 45 transitions. [2024-11-25 03:57:31,344 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2024-11-25 03:57:31,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:57:31,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:31,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:57:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:34,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-25 03:57:34,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:57:35,418 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 03:57:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:57:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2024-11-25 03:57:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2024-11-25 03:57:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:57:40,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:57:40,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:57:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:57:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:57:40,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-25 03:57:40,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:57:41,656 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:57:50,449 WARN L286 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 42 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:58:13,049 WARN L286 SmtUtils]: Spent 21.66s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:58:16,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2024-11-25 03:58:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2024-11-25 03:58:16,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:58:16,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:16,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:58:16,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:16,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-25 03:58:16,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:58:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:58:18,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:18,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 80 transitions. [2024-11-25 03:58:18,503 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2024-11-25 03:58:18,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 03:58:18,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:18,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:58:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:18,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-25 03:58:18,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:58:19,542 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 11 proven. 42 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 03:58:29,249 WARN L286 SmtUtils]: Spent 9.24s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:58:36,514 WARN L286 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:58:41,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:58:41,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2024-11-25 03:58:41,263 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2024-11-25 03:58:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 03:58:41,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:58:41,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:58:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:58:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:58:41,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-25 03:58:41,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:58:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 5 proven. 60 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-25 03:59:01,086 WARN L286 SmtUtils]: Spent 16.39s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:59:43,171 WARN L286 SmtUtils]: Spent 32.17s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:59:49,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:59:49,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2024-11-25 03:59:49,724 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2024-11-25 03:59:49,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 03:59:49,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:59:49,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:59:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:59:50,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:59:50,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-11-25 03:59:50,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:59:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 6 proven. 84 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-25 04:00:12,314 WARN L286 SmtUtils]: Spent 18.90s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:00:34,234 WARN L286 SmtUtils]: Spent 19.92s on a formula simplification that was a NOOP. DAG size: 64 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:00:45,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:00:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:00:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 57 states and 101 transitions. [2024-11-25 04:00:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2024-11-25 04:00:46,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 04:00:46,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:00:46,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:00:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:00:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:00:46,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-25 04:00:46,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:00:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 7 proven. 112 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-25 04:01:44,092 WARN L286 SmtUtils]: Spent 51.39s on a formula simplification that was a NOOP. DAG size: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:02:23,802 WARN L286 SmtUtils]: Spent 37.72s on a formula simplification that was a NOOP. DAG size: 71 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:02:47,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:02:47,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2024-11-25 04:02:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2024-11-25 04:02:47,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 04:02:47,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:02:47,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:02:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:02:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:02:48,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-11-25 04:02:48,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:02:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 8 proven. 144 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-25 04:03:41,923 WARN L286 SmtUtils]: Spent 48.53s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:04:20,005 WARN L286 SmtUtils]: Spent 36.27s on a formula simplification that was a NOOP. DAG size: 78 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:04:45,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:04:47,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:04:48,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:04:48,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 65 states and 115 transitions. [2024-11-25 04:04:48,523 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 115 transitions. [2024-11-25 04:04:48,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 04:04:48,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:04:48,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:04:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:04:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:04:49,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-11-25 04:04:49,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:04:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 9 proven. 180 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-25 04:05:41,313 WARN L286 SmtUtils]: Spent 42.28s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:06:59,840 WARN L286 SmtUtils]: Spent 1.27m on a formula simplification that was a NOOP. DAG size: 85 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:07:08,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:07:09,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:07:48,696 WARN L286 SmtUtils]: Spent 13.68s on a formula simplification that was a NOOP. DAG size: 84 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 04:07:50,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:07:53,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:07:54,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 04:07:55,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:07:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 122 transitions. [2024-11-25 04:07:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 122 transitions. [2024-11-25 04:07:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 04:07:55,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:07:55,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:07:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:08:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:08:05,806 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 04:08:05,811 INFO L158 Benchmark]: Toolchain (without parser) took 642065.53ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 117.3MB in the beginning and 105.3MB in the end (delta: 11.9MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:05,811 INFO L158 Benchmark]: CDTParser took 1.86ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:05,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.22ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 106.0MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:05,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.07ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:05,812 INFO L158 Benchmark]: Boogie Preprocessor took 17.51ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.0MB in the end (delta: 908.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:05,813 INFO L158 Benchmark]: RCFGBuilder took 315.94ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 93.0MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:05,813 INFO L158 Benchmark]: CodeCheck took 641446.82ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 93.0MB in the beginning and 105.3MB in the end (delta: -12.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-11-25 04:08:05,815 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 1.86ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.22ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 106.0MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.07ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.51ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 104.0MB in the end (delta: 908.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 315.94ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 93.0MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 641446.82ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 93.0MB in the beginning and 105.3MB in the end (delta: -12.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:08:05,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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 fdadba64290bb92644e7e488fd7f0ff193dc3cda62b54e30ca2f0fabf2570055 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:08:08,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:08:08,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:08:08,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:08:08,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:08:08,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:08:08,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:08:08,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:08:08,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:08:08,849 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:08:08,849 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:08:08,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:08:08,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:08:08,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:08:08,850 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:08:08,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:08:08,850 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:08:08,850 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:08:08,850 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:08:08,850 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:08:08,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:08:08,851 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:08:08,851 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:08:08,851 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:08:08,851 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:08:08,851 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:08:08,851 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:08,851 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:08:08,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:08:08,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:08:08,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:08:08,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:08:08,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:08:08,852 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:08:08,852 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:08,852 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:08:08,853 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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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 -> fdadba64290bb92644e7e488fd7f0ff193dc3cda62b54e30ca2f0fabf2570055 [2024-11-25 04:08:09,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:08:09,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:08:09,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:08:09,241 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:08:09,241 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:08:09,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c [2024-11-25 04:08:12,329 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/95f691e4c/14c7dfe2d48c41348e39e0c63110c271/FLAG6c481d8be [2024-11-25 04:08:12,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:08:12,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c [2024-11-25 04:08:12,672 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/95f691e4c/14c7dfe2d48c41348e39e0c63110c271/FLAG6c481d8be [2024-11-25 04:08:12,700 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/data/95f691e4c/14c7dfe2d48c41348e39e0c63110c271 [2024-11-25 04:08:12,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:08:12,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:08:12,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:08:12,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:08:12,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:08:12,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:08:12" (1/1) ... [2024-11-25 04:08:12,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf97956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:12, skipping insertion in model container [2024-11-25 04:08:12,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:08:12" (1/1) ... [2024-11-25 04:08:12,740 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:08:12,948 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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c[525,538] [2024-11-25 04:08:12,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:08:12,998 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:08:13,013 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_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound20.c[525,538] [2024-11-25 04:08:13,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:08:13,047 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:08:13,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13 WrapperNode [2024-11-25 04:08:13,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:08:13,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:08:13,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:08:13,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:08:13,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,095 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2024-11-25 04:08:13,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:08:13,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:08:13,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:08:13,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:08:13,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,121 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:08:13,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:08:13,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:08:13,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:08:13,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:08:13,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:08:13,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:08:13,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:08:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:08:13,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:08:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:08:13,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:08:13,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:08:13,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:08:13,312 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:08:13,315 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:08:13,824 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 04:08:13,824 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:08:13,855 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:08:13,856 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:08:13,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:13 BoogieIcfgContainer [2024-11-25 04:08:13,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:08:13,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:08:13,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:08:13,869 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:08:13,870 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:08:13" (1/1) ... [2024-11-25 04:08:13,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:08:13,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-25 04:08:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-25 04:08:13,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:08:13,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:13,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:13,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:08:13,970 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:08:13,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:08:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:14,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:08:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:14,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:08:14,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:08:14,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:08:14,287 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:08:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:08:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 04:08:14,328 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 04:08:14,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:08:14,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:08:14,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:08:14,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:08:14,331 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:08:14,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:08:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:08:14,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:08:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:08:24,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:08:24,835 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:08:24,841 INFO L158 Benchmark]: Toolchain (without parser) took 12133.52ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 19.9MB in the end (delta: 37.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:08:24,842 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:24,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.81ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 45.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:24,843 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.16ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 45.0MB in the end (delta: 922.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:08:24,843 INFO L158 Benchmark]: Boogie Preprocessor took 42.86ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:24,844 INFO L158 Benchmark]: RCFGBuilder took 716.89ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 32.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:24,844 INFO L158 Benchmark]: CodeCheck took 10981.89ms. Allocated memory is still 83.9MB. Free memory was 32.4MB in the beginning and 19.9MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:08:24,847 INFO L338 ainManager$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 0.44ms. Allocated memory is still 83.9MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.81ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 45.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.16ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 45.0MB in the end (delta: 922.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.86ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 716.89ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 32.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 10981.89ms. Allocated memory is still 83.9MB. Free memory was 32.4MB in the beginning and 19.9MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:08:24,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d511d1f-032d-4c1f-b70d-ba4c4371cee2/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown