./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/num_conversion_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_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/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_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/num_conversion_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/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_569eef75-0c08-466b-b60e-d52227fa2398/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 bdb7543d1c240ce49edc036e26416805e34b577c5ba56fd044d3b26828ca42a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:34:42,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:34:42,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:34:42,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:34:42,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:34:42,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:34:42,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:34:42,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:34:42,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:34:42,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:34:42,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:34:42,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:34:42,285 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:34:42,285 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:34:42,285 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:34:42,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:34:42,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:34:42,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:34:42,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:34:42,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:42,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:34:42,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:34:42,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:34:42,287 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:34:42,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:34:42,287 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_569eef75-0c08-466b-b60e-d52227fa2398/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 -> bdb7543d1c240ce49edc036e26416805e34b577c5ba56fd044d3b26828ca42a8 [2024-12-06 02:34:42,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:34:42,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:34:42,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:34:42,526 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:34:42,527 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:34:42,528 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector/num_conversion_1.c [2024-12-06 02:34:45,121 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/316e08c7f/203934b434f64baebb6bc16e2b609c6b/FLAG2093cc801 [2024-12-06 02:34:45,339 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:34:45,339 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/sv-benchmarks/c/bitvector/num_conversion_1.c [2024-12-06 02:34:45,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/316e08c7f/203934b434f64baebb6bc16e2b609c6b/FLAG2093cc801 [2024-12-06 02:34:45,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/316e08c7f/203934b434f64baebb6bc16e2b609c6b [2024-12-06 02:34:45,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:34:45,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:34:45,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:45,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:34:45,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:34:45,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c040ae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45, skipping insertion in model container [2024-12-06 02:34:45,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,740 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:34:45,854 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_569eef75-0c08-466b-b60e-d52227fa2398/sv-benchmarks/c/bitvector/num_conversion_1.c[673,686] [2024-12-06 02:34:45,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:45,878 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:34:45,886 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_569eef75-0c08-466b-b60e-d52227fa2398/sv-benchmarks/c/bitvector/num_conversion_1.c[673,686] [2024-12-06 02:34:45,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:45,904 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:34:45,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45 WrapperNode [2024-12-06 02:34:45,905 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:45,906 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:45,906 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:34:45,906 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:34:45,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,918 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,936 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2024-12-06 02:34:45,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:45,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:34:45,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:34:45,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:34:45,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,946 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,946 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,949 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,953 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:34:45,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:34:45,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:34:45,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:34:45,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:45" (1/1) ... [2024-12-06 02:34:45,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:45,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:34:45,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:34:45,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:34:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:34:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:34:46,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:34:46,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:34:46,062 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:34:46,064 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:34:46,193 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 02:34:46,193 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:34:46,260 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:34:46,260 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:34:46,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:46 BoogieIcfgContainer [2024-12-06 02:34:46,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:34:46,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:34:46,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:34:46,269 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:34:46,270 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:46" (1/1) ... [2024-12-06 02:34:46,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:34:46,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:34:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:34:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:34:46,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:46,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:46,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:46,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-12-06 02:34:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-12-06 02:34:46,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:34:46,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:46,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:46,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2024-12-06 02:34:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2024-12-06 02:34:46,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:34:46,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:46,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:46,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:46,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2024-12-06 02:34:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2024-12-06 02:34:46,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:34:46,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:46,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:47,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:47,175 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:47,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:47,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-12-06 02:34:47,288 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-12-06 02:34:47,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:34:47,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:47,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-12-06 02:34:47,631 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-12-06 02:34:47,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:34:47,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:47,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:48,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:48,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-12-06 02:34:48,047 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-12-06 02:34:48,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:34:48,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:48,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:48,241 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-12-06 02:34:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-12-06 02:34:48,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:34:48,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:48,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:48,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-12-06 02:34:48,712 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-12-06 02:34:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:34:48,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:48,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:34:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:34:48,785 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:34:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:34:49,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:34:49,031 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:34:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:34:49,172 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2024-12-06 02:34:49,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:34:49 ImpRootNode [2024-12-06 02:34:49,198 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:34:49,199 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:34:49,199 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:34:49,199 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:34:49,199 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:46" (3/4) ... [2024-12-06 02:34:49,202 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:34:49,202 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:34:49,203 INFO L158 Benchmark]: Toolchain (without parser) took 3482.77ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 93.3MB in the beginning and 99.8MB in the end (delta: -6.5MB). Peak memory consumption was 73.0MB. Max. memory is 16.1GB. [2024-12-06 02:34:49,204 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:49,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 184.05ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 82.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:34:49,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.38ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:49,205 INFO L158 Benchmark]: Boogie Preprocessor took 19.13ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.0MB in the end (delta: 932.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:34:49,205 INFO L158 Benchmark]: RCFGBuilder took 304.15ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 64.8MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:34:49,205 INFO L158 Benchmark]: CodeCheck took 2936.70ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 64.8MB in the beginning and 99.9MB in the end (delta: -35.1MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2024-12-06 02:34:49,206 INFO L158 Benchmark]: Witness Printer took 3.90ms. Allocated memory is still 201.3MB. Free memory was 99.9MB in the beginning and 99.8MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:49,208 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 63 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 174 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 212 IncrementalHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 174 mSolverCounterUnsat, 24 mSDtfsCounter, 212 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 446 GetRequests, 380 SyntacticMatches, 22 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 809 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 52 ConstructedInterpolants, 0 QuantifiedInterpolants, 276 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 1 PerfectInterpolantSequences, 0/84 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 - UnprovableResult [Line: 16]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 32, overapproximation of bitwiseAnd at line 33. Possible FailurePath: [L24] unsigned char x; [L25] unsigned char y; [L26] unsigned char c; [L28] x = 37 [L29] y = 0 [L30] c = 0 VAL [c=0, x=37, y=0] [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND TRUE bit != (unsigned char)0 [L35] y = y + i [L37] c = c + ((unsigned char)1) [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND TRUE bit != (unsigned char)0 [L35] y = y + i [L37] c = c + ((unsigned char)1) [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND TRUE bit != (unsigned char)0 [L35] y = y + i [L37] c = c + ((unsigned char)1) [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND TRUE bit != (unsigned char)0 [L35] y = y + i [L37] c = c + ((unsigned char)1) [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND FALSE !(bit != (unsigned char)0) [L37] c = c + ((unsigned char)1) [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND TRUE bit != (unsigned char)0 [L35] y = y + i [L37] c = c + ((unsigned char)1) [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND FALSE !(bit != (unsigned char)0) [L37] c = c + ((unsigned char)1) [L31] COND TRUE c < (unsigned char)8 [L32] EXPR ((unsigned char)1) << c [L32] unsigned char i = ((unsigned char)1) << c; [L33] EXPR x & i [L33] unsigned char bit = x & i; [L34] COND TRUE bit != (unsigned char)0 [L35] y = y + i [L37] c = c + ((unsigned char)1) [L31] COND FALSE !(c < (unsigned char)8) [L39] CALL __VERIFIER_assert(x == y) [L15] COND TRUE !(cond) [L16] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 184.05ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 82.3MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.38ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.13ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.0MB in the end (delta: 932.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 304.15ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 64.8MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 2936.70ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 64.8MB in the beginning and 99.9MB in the end (delta: -35.1MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Witness Printer took 3.90ms. Allocated memory is still 201.3MB. Free memory was 99.9MB in the beginning and 99.8MB in the end (delta: 39.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:34:49,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/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_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/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_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/num_conversion_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/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_569eef75-0c08-466b-b60e-d52227fa2398/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 bdb7543d1c240ce49edc036e26416805e34b577c5ba56fd044d3b26828ca42a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:34:51,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:34:51,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:34:51,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:34:51,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:34:51,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:34:51,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:34:51,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:34:51,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:34:51,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:34:51,235 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:34:51,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:34:51,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:34:51,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:51,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:34:51,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:34:51,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:34:51,237 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:34:51,237 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:51,237 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:34:51,237 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_569eef75-0c08-466b-b60e-d52227fa2398/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 -> bdb7543d1c240ce49edc036e26416805e34b577c5ba56fd044d3b26828ca42a8 [2024-12-06 02:34:51,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:34:51,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:34:51,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:34:51,487 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:34:51,488 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:34:51,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/bitvector/num_conversion_1.c [2024-12-06 02:34:54,189 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/d018e406c/7e0d2358b0b7426f9adeb49d81f2417c/FLAG44c1d0c4f [2024-12-06 02:34:54,368 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:34:54,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/sv-benchmarks/c/bitvector/num_conversion_1.c [2024-12-06 02:34:54,375 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/d018e406c/7e0d2358b0b7426f9adeb49d81f2417c/FLAG44c1d0c4f [2024-12-06 02:34:54,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/data/d018e406c/7e0d2358b0b7426f9adeb49d81f2417c [2024-12-06 02:34:54,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:34:54,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:34:54,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:54,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:34:54,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:34:54,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@250e0fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54, skipping insertion in model container [2024-12-06 02:34:54,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,754 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:34:54,868 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_569eef75-0c08-466b-b60e-d52227fa2398/sv-benchmarks/c/bitvector/num_conversion_1.c[673,686] [2024-12-06 02:34:54,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:54,893 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:34:54,903 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_569eef75-0c08-466b-b60e-d52227fa2398/sv-benchmarks/c/bitvector/num_conversion_1.c[673,686] [2024-12-06 02:34:54,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:34:54,920 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:34:54,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54 WrapperNode [2024-12-06 02:34:54,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:34:54,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:54,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:34:54,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:34:54,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,941 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-12-06 02:34:54,942 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:34:54,942 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:34:54,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:34:54,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:34:54,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,952 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:34:54,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:34:54,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:34:54,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:34:54,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:34:54" (1/1) ... [2024-12-06 02:34:54,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:34:54,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:34:54,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:34:54,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:34:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:34:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:34:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:34:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:34:55,052 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:34:55,053 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:34:55,142 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 02:34:55,142 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:34:55,183 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:34:55,184 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:34:55,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:55 BoogieIcfgContainer [2024-12-06 02:34:55,184 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:34:55,185 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:34:55,185 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:34:55,194 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:34:55,194 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:55" (1/1) ... [2024-12-06 02:34:55,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:34:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:55,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:34:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:34:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:34:55,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:55,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:55,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:55,240 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:55,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:34:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:34:55,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:55,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:55,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:34:55,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-12-06 02:34:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-12-06 02:34:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 02:34:55,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:55,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:55,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:55,392 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:55,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:34:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:34:55,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:55,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:34:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-12-06 02:34:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-12-06 02:34:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:34:55,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:55,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:55,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:55,529 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:55,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:34:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:34:55,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:55,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:34:55,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2024-12-06 02:34:55,680 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2024-12-06 02:34:55,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:34:55,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:55,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:55,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:55,682 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:55,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:34:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:34:55,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:55,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-12-06 02:34:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-12-06 02:34:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-12-06 02:34:55,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:34:55,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:55,847 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:55,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:55,849 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:55,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:34:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:55,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:34:55,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:55,952 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:55,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:34:56,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-12-06 02:34:56,033 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-12-06 02:34:56,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:34:56,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:56,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:56,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:56,035 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:56,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:34:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 02:34:56,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:56,158 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:56,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:34:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-12-06 02:34:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-12-06 02:34:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:34:56,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:56,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:56,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:56,253 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:56,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:34:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,303 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:34:56,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:56,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:34:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:56,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2024-12-06 02:34:56,459 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2024-12-06 02:34:56,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:34:56,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:56,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:56,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:56,461 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:56,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:34:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 02:34:56,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:56,606 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:56,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:34:56,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2024-12-06 02:34:56,723 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2024-12-06 02:34:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:34:56,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:34:56,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:34:56,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:34:56,726 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:34:56,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:34:56,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:34:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:34:56,805 WARN L254 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-06 02:34:56,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:34:57,181 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:34:57,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:34:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:34:58,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-12-06 02:34:58,021 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-12-06 02:34:58,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:34:58,021 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-12-06 02:34:58,027 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:34:58,166 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:34:58,167 INFO L77 FloydHoareUtils]: At program point L31-3(lines 31 38) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_main_~y~0#1| (_ bv5 8))) (.cse1 (= |ULTIMATE.start_main_~y~0#1| (_ bv37 8))) (.cse2 (= |ULTIMATE.start_main_~y~0#1| (_ bv1 8))) (.cse0 (= |ULTIMATE.start_main_~x~0#1| (_ bv37 8)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_main_~c~0#1| (_ bv8 8))) (and .cse2 .cse0 (= |ULTIMATE.start_main_~c~0#1| (_ bv1 8))) (and .cse0 (= |ULTIMATE.start_main_~c~0#1| (_ bv6 8)) .cse1) (and (= |ULTIMATE.start_main_~c~0#1| (_ bv3 8)) .cse0 .cse3) (and .cse0 (= |ULTIMATE.start_main_~c~0#1| (_ bv4 8)) .cse3) (and (= |ULTIMATE.start_main_~c~0#1| (_ bv5 8)) .cse0 .cse3) (and (= |ULTIMATE.start_main_~c~0#1| (_ bv7 8)) .cse0 .cse1) (and (= |ULTIMATE.start_main_~y~0#1| (_ bv0 8)) (= |ULTIMATE.start_main_~c~0#1| (_ bv0 8)) .cse0) (and .cse2 (= |ULTIMATE.start_main_~c~0#1| (_ bv2 8)) .cse0))) [2024-12-06 02:34:58,167 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-12-06 02:34:58,167 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 19) the Hoare annotation is: true [2024-12-06 02:34:58,167 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:34:58,167 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2024-12-06 02:34:58,167 INFO L75 FloydHoareUtils]: For program point L16(line 16) no Hoare annotation was computed. [2024-12-06 02:34:58,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:34:58 ImpRootNode [2024-12-06 02:34:58,177 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:34:58,177 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:34:58,177 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:34:58,178 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:34:58,178 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:34:55" (3/4) ... [2024-12-06 02:34:58,179 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:34:58,184 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-06 02:34:58,184 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 02:34:58,184 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 02:34:58,184 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:34:58,255 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:34:58,255 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:34:58,255 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:34:58,256 INFO L158 Benchmark]: Toolchain (without parser) took 3515.99ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 61.3MB in the end (delta: 8.2MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-12-06 02:34:58,256 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:58,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 180.35ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 58.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:34:58,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.24ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 57.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:58,257 INFO L158 Benchmark]: Boogie Preprocessor took 15.06ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.2MB in the end (delta: 852.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:58,257 INFO L158 Benchmark]: RCFGBuilder took 226.16ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 44.1MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:34:58,257 INFO L158 Benchmark]: CodeCheck took 2992.24ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 65.4MB in the end (delta: -21.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:58,258 INFO L158 Benchmark]: Witness Printer took 77.66ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 61.3MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:34:58,260 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 71 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 197 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 215 IncrementalHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 197 mSolverCounterUnsat, 27 mSDtfsCounter, 215 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 492 GetRequests, 424 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1814 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 63 ConstructedInterpolants, 0 QuantifiedInterpolants, 218 SizeOfPredicates, 0 NumberOfNonLiveVariables, 279 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 0/120 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 - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (((((((((((x == 37) && (y == 37)) && (c == 8)) || (((y == 1) && (x == 37)) && (c == 1))) || (((x == 37) && (c == 6)) && (y == 37))) || (((c == 3) && (x == 37)) && (y == 5))) || (((x == 37) && (c == 4)) && (y == 5))) || (((c == 5) && (x == 37)) && (y == 5))) || (((c == 7) && (x == 37)) && (y == 37))) || (((y == 0) && (c == 0)) && (x == 37))) || (((y == 1) && (c == 2)) && (x == 37))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 180.35ms. Allocated memory is still 92.3MB. Free memory was 69.3MB in the beginning and 58.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.24ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 57.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.06ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.2MB in the end (delta: 852.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 226.16ms. Allocated memory is still 92.3MB. Free memory was 56.2MB in the beginning and 44.1MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2992.24ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 65.4MB in the end (delta: -21.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 77.66ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 61.3MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:34:58,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_569eef75-0c08-466b-b60e-d52227fa2398/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