./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/gcd_1.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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/gcd_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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 739715c3f9b6cd78741b6d155210624f17d4bf167a3be4c6127f06707080edde --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:26:33,497 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:26:33,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:26:33,555 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:26:33,555 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:26:33,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:26:33,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:26:33,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:26:33,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:26:33,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:26:33,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:26:33,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:26:33,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:26:33,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:26:33,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:26:33,576 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:26:33,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:26:33,576 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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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 -> 739715c3f9b6cd78741b6d155210624f17d4bf167a3be4c6127f06707080edde [2024-12-05 23:26:33,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:26:33,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:26:33,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:26:33,820 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:26:33,820 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:26:33,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector/gcd_1.c [2024-12-05 23:26:36,450 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/0d305d537/704a080ffad5441cab8eb379ce99caa2/FLAG61bd9910d [2024-12-05 23:26:36,643 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:26:36,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/sv-benchmarks/c/bitvector/gcd_1.c [2024-12-05 23:26:36,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/0d305d537/704a080ffad5441cab8eb379ce99caa2/FLAG61bd9910d [2024-12-05 23:26:37,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/0d305d537/704a080ffad5441cab8eb379ce99caa2 [2024-12-05 23:26:37,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:26:37,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:26:37,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:37,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:26:37,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:26:37,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@487abfc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37, skipping insertion in model container [2024-12-05 23:26:37,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:26:37,152 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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/sv-benchmarks/c/bitvector/gcd_1.c[664,677] [2024-12-05 23:26:37,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:37,171 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:26:37,181 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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/sv-benchmarks/c/bitvector/gcd_1.c[664,677] [2024-12-05 23:26:37,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:26:37,196 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:26:37,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37 WrapperNode [2024-12-05 23:26:37,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:26:37,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:37,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:26:37,198 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:26:37,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,218 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2024-12-05 23:26:37,218 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:26:37,218 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:26:37,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:26:37,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:26:37,224 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,228 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,233 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:26:37,235 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:26:37,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:26:37,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:26:37,236 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:26:37,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:26:37,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:26:37,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:26:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:26:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:26:37,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:26:37,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:26:37,349 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:26:37,351 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:26:37,464 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-05 23:26:37,464 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:26:37,517 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:26:37,517 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:26:37,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:26:37 BoogieIcfgContainer [2024-12-05 23:26:37,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:26:37,518 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:26:37,518 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:26:37,525 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:26:37,526 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:26:37" (1/1) ... [2024-12-05 23:26:37,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:26:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 23:26:37,576 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 23:26:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:26:37,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:37,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:37,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:37,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:37,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:37,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-12-05 23:26:37,844 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-12-05 23:26:37,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:26:37,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:37,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:38,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2024-12-05 23:26:38,276 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2024-12-05 23:26:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:26:38,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:38,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:26:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:41,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-05 23:26:41,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:26:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:02,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-05 23:27:02,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:02,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 14 states and 28 transitions. [2024-12-05 23:27:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 28 transitions. [2024-12-05 23:27:02,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:02,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:02,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:05,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:05,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-05 23:27:05,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:08,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:27:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:27:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:08,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:08,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:14,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:27:14,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:17,145 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:17,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:27:17,156 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:27:17,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:17,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:17,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:22,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:27:22,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:25,231 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:27:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:27:25,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:25,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:25,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:32,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-05 23:27:32,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:35,003 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:27:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:27:35,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:35,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:35,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:38,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 23:27:38,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:41,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:41,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:27:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:27:41,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:41,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:41,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:49,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:27:49,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:27:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:52,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:52,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:27:52,327 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:27:52,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:27:52,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:52,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:27:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:58,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 23:27:58,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:28:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:28:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:28:05,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:05,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:10,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:28:10,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:13,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:13,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:13,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:28:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:28:13,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:28:13,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:13,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:21,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:28:21,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:24,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:24,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:28:24,291 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:28:24,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:28:24,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:24,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:30,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 23:28:30,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:33,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:33,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:28:33,290 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:28:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:28:33,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:33,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:37,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:28:37,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:40,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 15 states and 30 transitions. [2024-12-05 23:28:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 30 transitions. [2024-12-05 23:28:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:28:40,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:40,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:28:41,193 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 23:28:41,197 INFO L158 Benchmark]: Toolchain (without parser) took 124158.43ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 93.2MB in the beginning and 152.3MB in the end (delta: -59.0MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2024-12-05 23:28:41,197 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:28:41,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 157.96ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:28:41,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.38ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:28:41,198 INFO L158 Benchmark]: Boogie Preprocessor took 16.49ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 647.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:28:41,199 INFO L158 Benchmark]: RCFGBuilder took 282.47ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 65.9MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:28:41,199 INFO L158 Benchmark]: CodeCheck took 123677.87ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 65.7MB in the beginning and 152.3MB in the end (delta: -86.6MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2024-12-05 23:28:41,201 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 157.96ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.1MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.38ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 80.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.49ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.1MB in the end (delta: 647.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 282.47ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 65.9MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 123677.87ms. Allocated memory was 117.4MB in the beginning and 285.2MB in the end (delta: 167.8MB). Free memory was 65.7MB in the beginning and 152.3MB in the end (delta: -86.6MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:28:41,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/gcd_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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 739715c3f9b6cd78741b6d155210624f17d4bf167a3be4c6127f06707080edde --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:28:43,119 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:28:43,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:28:43,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:28:43,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:28:43,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:28:43,223 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:28:43,223 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:28:43,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:28:43,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:28:43,224 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:28:43,224 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:28:43,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:28:43,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:28:43,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:28:43,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:28:43,225 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:28:43,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:28:43,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:28:43,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:43,226 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:28:43,226 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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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 -> 739715c3f9b6cd78741b6d155210624f17d4bf167a3be4c6127f06707080edde [2024-12-05 23:28:43,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:28:43,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:28:43,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:28:43,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:28:43,470 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:28:43,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector/gcd_1.c [2024-12-05 23:28:46,160 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/3c810e2c0/1bedbe1ca54d4b2eb582a1c6945dc269/FLAG8e2254a6c [2024-12-05 23:28:46,319 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:28:46,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/sv-benchmarks/c/bitvector/gcd_1.c [2024-12-05 23:28:46,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/3c810e2c0/1bedbe1ca54d4b2eb582a1c6945dc269/FLAG8e2254a6c [2024-12-05 23:28:46,339 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/data/3c810e2c0/1bedbe1ca54d4b2eb582a1c6945dc269 [2024-12-05 23:28:46,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:28:46,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:28:46,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:28:46,344 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:28:46,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:28:46,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,349 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c522294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46, skipping insertion in model container [2024-12-05 23:28:46,349 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,360 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:28:46,467 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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/sv-benchmarks/c/bitvector/gcd_1.c[664,677] [2024-12-05 23:28:46,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:28:46,491 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:28:46,501 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_ce3ba9fe-f555-4995-a314-4ef3eb7de758/sv-benchmarks/c/bitvector/gcd_1.c[664,677] [2024-12-05 23:28:46,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:28:46,519 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:28:46,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46 WrapperNode [2024-12-05 23:28:46,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:28:46,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:28:46,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:28:46,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:28:46,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,542 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-12-05 23:28:46,543 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:28:46,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:28:46,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:28:46,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:28:46,549 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,555 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,562 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:28:46,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:28:46,563 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:28:46,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:28:46,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:28:46,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:28:46,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:28:46,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:28:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:28:46,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:28:46,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:28:46,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:28:46,664 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:28:46,666 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:28:46,846 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-05 23:28:46,846 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:28:46,894 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:28:46,894 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:28:46,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:46 BoogieIcfgContainer [2024-12-05 23:28:46,895 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:28:46,895 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:28:46,896 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:28:46,905 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:28:46,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:46" (1/1) ... [2024-12-05 23:28:46,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:28:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:46,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 23:28:46,953 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 23:28:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:28:46,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:46,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:46,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:46,958 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:46,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:28:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:47,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:47,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:28:47,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:47,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:47,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:28:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:47,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-12-05 23:28:47,290 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-12-05 23:28:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:28:47,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:47,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:47,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:47,292 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:47,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:28:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:47,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:47,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:28:47,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:47,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:47,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:28:48,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:48,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2024-12-05 23:28:48,183 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2024-12-05 23:28:48,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:28:48,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:48,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:28:48,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:28:48,187 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:28:48,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:28:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:48,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:28:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:50,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:28:50,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:28:55,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:55,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:29:06,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 23:29:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:07,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 14 states and 26 transitions. [2024-12-05 23:29:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 26 transitions. [2024-12-05 23:29:07,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 23:29:07,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:07,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:29:07,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:29:07,443 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:29:07,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:29:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:08,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:29:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:10,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:29:10,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:29:14,889 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:14,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:29:19,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 23:29:21,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 23:29:23,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 23:29:26,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result VALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 23:29:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:26,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-12-05 23:29:26,225 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-12-05 23:29:26,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:29:26,226 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-05 23:29:26,232 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 23:29:30,673 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:29:30,673 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 31) the Hoare annotation is: (let ((.cse1 ((_ sign_extend 24) |ULTIMATE.start_main_~y~0#1|))) (let ((.cse3 (bvsgt .cse1 (_ bv0 32))) (.cse2 ((_ sign_extend 24) |ULTIMATE.start_gcd_test_~a#1|))) (or (and (exists ((|v_ULTIMATE.start_gcd_test_~a#1_29| (_ BitVec 8))) (let ((.cse0 ((_ sign_extend 24) |v_ULTIMATE.start_gcd_test_~a#1_29|))) (and (= (_ bv0 32) (bvsrem .cse0 .cse1)) (= ((_ extract 7 0) (bvsrem .cse0 .cse2)) |ULTIMATE.start_gcd_test_~b#1|) (not (bvslt .cse0 (_ bv0 32)))))) .cse3 (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_gcd_test_~a#1|)) (and .cse3 (or (and (not (bvslt .cse2 (_ bv0 32))) (= (bvsrem .cse2 .cse1) (_ bv0 32))) (exists ((|v_ULTIMATE.start_main_~x~0#1_20| (_ BitVec 8))) (let ((.cse4 ((_ sign_extend 24) |v_ULTIMATE.start_main_~x~0#1_20|))) (and (= (bvsrem .cse4 .cse1) (_ bv0 32)) (= ((_ extract 7 0) (bvneg .cse4)) |ULTIMATE.start_gcd_test_~a#1|) (bvslt .cse4 (_ bv0 32)))))) (= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_gcd_test_~b#1|))))) [2024-12-05 23:29:30,673 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-12-05 23:29:30,674 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 19) the Hoare annotation is: true [2024-12-05 23:29:30,674 INFO L77 FloydHoareUtils]: At program point L42(lines 42 46) the Hoare annotation is: true [2024-12-05 23:29:30,674 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:29:30,674 INFO L77 FloydHoareUtils]: At program point L42-2(lines 42 46) the Hoare annotation is: true [2024-12-05 23:29:30,674 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2024-12-05 23:29:30,674 INFO L75 FloydHoareUtils]: For program point L16(line 16) no Hoare annotation was computed. [2024-12-05 23:29:30,681 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-05 23:29:30,682 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~y~0 [2024-12-05 23:29:30,682 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~y~0 [2024-12-05 23:29:30,683 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~y~0 [2024-12-05 23:29:30,683 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~y~0 [2024-12-05 23:29:30,683 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-05 23:29:30,683 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~y~0 [2024-12-05 23:29:30,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:29:30 ImpRootNode [2024-12-05 23:29:30,684 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:29:30,685 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:29:30,685 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:29:30,685 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:29:30,685 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:28:46" (3/4) ... [2024-12-05 23:29:30,687 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:29:30,692 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-12-05 23:29:30,692 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-05 23:29:30,692 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 23:29:30,693 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:29:30,693 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:29:30,760 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:29:30,761 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:29:30,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:29:30,761 INFO L158 Benchmark]: Toolchain (without parser) took 44418.91ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 53.8MB in the end (delta: 16.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-12-05 23:29:30,761 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:30,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 175.78ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:29:30,762 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.87ms. Allocated memory is still 92.3MB. Free memory was 58.5MB in the beginning and 57.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:30,762 INFO L158 Benchmark]: Boogie Preprocessor took 18.63ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.4MB in the end (delta: 882.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:30,763 INFO L158 Benchmark]: RCFGBuilder took 332.32ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 42.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:29:30,763 INFO L158 Benchmark]: CodeCheck took 43788.81ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 58.1MB in the end (delta: -15.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:30,763 INFO L158 Benchmark]: Witness Printer took 76.07ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 53.8MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:29:30,765 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 19.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 18.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 44 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 130 IncrementalHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 44 mSolverCounterUnsat, 16 mSDtfsCounter, 130 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 231 GetRequests, 205 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 18.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 9.1s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 21 ConstructedInterpolants, 4 QuantifiedInterpolants, 178 SizeOfPredicates, 1 NumberOfNonLiveVariables, 127 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 4/7 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 16]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 175.78ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.6MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.87ms. Allocated memory is still 92.3MB. Free memory was 58.5MB in the beginning and 57.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.63ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 56.4MB in the end (delta: 882.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 332.32ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 42.3MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 43788.81ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 58.1MB in the end (delta: -15.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 76.07ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 53.8MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~y~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~y~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~y~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~y~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~y~0 RESULT: Ultimate proved your program to be correct! [2024-12-05 23:29:30,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce3ba9fe-f555-4995-a314-4ef3eb7de758/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: TRUE