./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:26:09,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:26:09,586 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 04:26:09,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:26:09,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:26:09,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:26:09,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:26:09,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:26:09,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:26:09,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:26:09,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:26:09,632 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:26:09,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:26:09,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:26:09,633 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:26:09,633 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:26:09,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:26:09,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:26:09,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:26:09,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:26:09,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:26:09,635 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:26:09,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:26:09,635 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_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 [2024-11-25 04:26:10,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:26:10,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:26:10,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:26:10,071 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:26:10,072 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:26:10,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c [2024-11-25 04:26:13,339 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/7ad3c9749/c9960833c2a34faa9be2bf3d5f36d0a7/FLAG2f9f5cf1d [2024-11-25 04:26:13,630 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:26:13,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c [2024-11-25 04:26:13,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/7ad3c9749/c9960833c2a34faa9be2bf3d5f36d0a7/FLAG2f9f5cf1d [2024-11-25 04:26:13,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/7ad3c9749/c9960833c2a34faa9be2bf3d5f36d0a7 [2024-11-25 04:26:13,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:26:13,663 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:26:13,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:26:13,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:26:13,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:26:13,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:26:13" (1/1) ... [2024-11-25 04:26:13,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29776796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:13, skipping insertion in model container [2024-11-25 04:26:13,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:26:13" (1/1) ... [2024-11-25 04:26:13,698 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:26:13,858 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_db14a594-9a1e-4065-a958-ee011d7741c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-25 04:26:13,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:26:13,935 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:26:13,947 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_db14a594-9a1e-4065-a958-ee011d7741c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-25 04:26:13,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:26:14,006 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:26:14,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14 WrapperNode [2024-11-25 04:26:14,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:26:14,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:26:14,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:26:14,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:26:14,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,077 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2024-11-25 04:26:14,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:26:14,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:26:14,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:26:14,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:26:14,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,100 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,109 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:26:14,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:26:14,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:26:14,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:26:14,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:26:14,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:26:14,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:26:14,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:26:14,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:26:14,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:26:14,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:26:14,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:26:14,291 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:26:14,293 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:26:14,643 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-25 04:26:14,644 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:26:14,821 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:26:14,821 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:26:14,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:26:14 BoogieIcfgContainer [2024-11-25 04:26:14,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:26:14,822 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:26:14,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:26:14,835 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:26:14,835 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:26:14" (1/1) ... [2024-11-25 04:26:14,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:26:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:26:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:26:14,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:26:14,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:14,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:26:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:26:15,092 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:26:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:26:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:26:15,241 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:26:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:26:15,309 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:26:15,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:26:15 ImpRootNode [2024-11-25 04:26:15,340 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:26:15,341 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:26:15,341 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:26:15,341 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:26:15,342 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:26:14" (3/4) ... [2024-11-25 04:26:15,345 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:26:15,346 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:26:15,347 INFO L158 Benchmark]: Toolchain (without parser) took 1684.25ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 77.6MB in the end (delta: 13.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-11-25 04:26:15,347 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:26:15,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.01ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 79.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:26:15,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.10ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.4MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:26:15,350 INFO L158 Benchmark]: Boogie Preprocessor took 35.36ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:26:15,351 INFO L158 Benchmark]: RCFGBuilder took 707.86ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 42.4MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:26:15,351 INFO L158 Benchmark]: CodeCheck took 517.81ms. Allocated memory is still 117.4MB. Free memory was 42.4MB in the beginning and 77.6MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:26:15,351 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 77.6MB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:26:15,357 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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: 21]: 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 bitwiseAnd at line 39, overapproximation of bitwiseAnd at line 47. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_4 var_5 = 1; [L33] const SORT_4 var_8 = 15; [L34] const SORT_1 var_12 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L39] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L39] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L41] SORT_4 init_7_arg_1 = var_5; [L42] state_6 = init_7_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=15, state_6=1, var_12=1, var_5=1, var_8=15] [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] EXPR input_3 & mask_SORT_1 [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] EXPR var_14_arg_0 & var_14_arg_1 [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] EXPR var_14 & mask_SORT_1 [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.01ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 79.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.10ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.4MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.36ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 75.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 707.86ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 42.4MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 517.81ms. Allocated memory is still 117.4MB. Free memory was 42.4MB in the beginning and 77.6MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 77.6MB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:26:15,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:26:18,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:26:18,787 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 04:26:18,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:26:18,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:26:18,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:26:18,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:26:18,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:26:18,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:26:18,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:26:18,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:26:18,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:26:18,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:26:18,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:26:18,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:26:18,823 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:26:18,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:26:18,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:26:18,824 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:26:18,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:26:18,824 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:26:18,825 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:26:18,825 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:26:18,825 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:18,825 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:26:18,825 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:26:18,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:26:18,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:26:18,826 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:26:18,826 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:26:18,826 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:26:18,826 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:18,827 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:26:18,827 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_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a2c18f59baead1d109170e3bc1aa0d58cc7f788c3fc781fbbe1fe40f9367554 [2024-11-25 04:26:19,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:26:19,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:26:19,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:26:19,238 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:26:19,238 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:26:19,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c [2024-11-25 04:26:22,408 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/88e1a20ba/f8eb23a17f374dc393e50b3272ad4d8d/FLAGc057047d3 [2024-11-25 04:26:22,431 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:26:22,744 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:26:22,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c [2024-11-25 04:26:22,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/88e1a20ba/f8eb23a17f374dc393e50b3272ad4d8d/FLAGc057047d3 [2024-11-25 04:26:22,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/data/88e1a20ba/f8eb23a17f374dc393e50b3272ad4d8d [2024-11-25 04:26:22,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:26:22,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:26:22,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:26:22,797 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:26:22,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:26:22,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:26:22" (1/1) ... [2024-11-25 04:26:22,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3f49c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:22, skipping insertion in model container [2024-11-25 04:26:22,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:26:22" (1/1) ... [2024-11-25 04:26:22,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:26:23,047 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_db14a594-9a1e-4065-a958-ee011d7741c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-25 04:26:23,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:26:23,119 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:26:23,138 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_db14a594-9a1e-4065-a958-ee011d7741c1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter_v.c[1249,1262] [2024-11-25 04:26:23,176 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:26:23,205 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:26:23,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23 WrapperNode [2024-11-25 04:26:23,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:26:23,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:26:23,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:26:23,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:26:23,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,268 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-11-25 04:26:23,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:26:23,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:26:23,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:26:23,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:26:23,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,298 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:26:23,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:26:23,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:26:23,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:26:23,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:26:23,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:26:23,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:26:23,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:26:23,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:26:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:26:23,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:26:23,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:26:23,515 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:26:23,518 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:26:23,761 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-25 04:26:23,762 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:26:23,823 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:26:23,823 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:26:23,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:26:23 BoogieIcfgContainer [2024-11-25 04:26:23,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:26:23,828 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:26:23,828 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:26:23,843 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:26:23,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:26:23" (1/1) ... [2024-11-25 04:26:23,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:26:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:26:23,933 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:26:23,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:26:23,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:23,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:23,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:23,942 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:23,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:26:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:24,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:24,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 04:26:24,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:24,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:24,584 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:26:24,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:26:24,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:24,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 04:26:24,677 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 04:26:24,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:26:24,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:24,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:24,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:24,682 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:24,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:26:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:24,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:24,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:24,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 04:26:24,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:25,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:25,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 04:26:26,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:26,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-25 04:26:26,177 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-25 04:26:26,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:26:26,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:26,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:26,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:26,184 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:26,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:26:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:26,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:26,385 WARN L254 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-25 04:26:26,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:27,226 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:26:27,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:26:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:29,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 19 states and 34 transitions. [2024-11-25 04:26:29,120 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 34 transitions. [2024-11-25 04:26:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:26:29,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:29,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:29,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:29,123 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:29,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:26:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:29,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:29,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-25 04:26:29,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:30,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 04:26:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:32,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 24 states and 44 transitions. [2024-11-25 04:26:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 44 transitions. [2024-11-25 04:26:32,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:26:32,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:32,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:32,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:32,482 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:32,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:26:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:32,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:32,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-25 04:26:32,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:33,291 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:33,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 04:26:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:33,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 25 states and 47 transitions. [2024-11-25 04:26:33,571 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 47 transitions. [2024-11-25 04:26:33,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:26:33,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:33,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:33,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:33,574 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:33,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 04:26:33,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:33,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:33,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-25 04:26:33,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:34,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 04:26:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:37,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 31 states and 60 transitions. [2024-11-25 04:26:37,098 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 60 transitions. [2024-11-25 04:26:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:26:37,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:37,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:37,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:37,101 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:37,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 04:26:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:37,349 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:37,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-25 04:26:37,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:38,771 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:26:38,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 04:26:41,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:41,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2024-11-25 04:26:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2024-11-25 04:26:41,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:26:41,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:41,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:41,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:41,080 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:41,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 04:26:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:41,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:41,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-25 04:26:41,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:41,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 04:26:42,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2024-11-25 04:26:42,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2024-11-25 04:26:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:26:42,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:42,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:42,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:42,315 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:42,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 04:26:42,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:42,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:42,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-25 04:26:42,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:44,035 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:44,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-25 04:26:47,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:47,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 86 transitions. [2024-11-25 04:26:47,250 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 86 transitions. [2024-11-25 04:26:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:26:47,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:47,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:47,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:47,253 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:47,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 04:26:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:47,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:47,638 WARN L254 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-11-25 04:26:47,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:50,072 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:50,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 04:26:53,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:53,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 48 states and 96 transitions. [2024-11-25 04:26:53,763 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 96 transitions. [2024-11-25 04:26:53,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:26:53,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:53,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:53,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:53,767 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:53,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 04:26:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:54,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:54,127 WARN L254 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-25 04:26:54,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:55,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 04:26:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:26:56,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 49 states and 99 transitions. [2024-11-25 04:26:56,117 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 99 transitions. [2024-11-25 04:26:56,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:26:56,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:26:56,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:26:56,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:26:56,121 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:26:56,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 04:26:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:56,599 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:26:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:26:56,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-25 04:26:56,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:26:59,369 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:26:59,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 04:27:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:03,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 55 states and 112 transitions. [2024-11-25 04:27:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 112 transitions. [2024-11-25 04:27:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:27:03,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:03,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:03,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:03,884 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:03,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 04:27:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:04,599 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:27:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:04,697 WARN L254 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-11-25 04:27:04,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:27:07,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 04:27:11,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:11,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 60 states and 122 transitions. [2024-11-25 04:27:11,607 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 122 transitions. [2024-11-25 04:27:11,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:27:11,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:11,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:11,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:11,610 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:11,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 04:27:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:12,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:27:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:12,432 WARN L254 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 89 conjuncts are in the unsatisfiable core [2024-11-25 04:27:12,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:27:14,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 04:27:15,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:15,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 61 states and 125 transitions. [2024-11-25 04:27:15,245 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 125 transitions. [2024-11-25 04:27:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 04:27:15,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:15,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:15,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:15,250 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:15,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 04:27:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:16,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:27:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:16,435 WARN L254 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-11-25 04:27:16,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:19,059 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:27:19,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 04:27:24,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:24,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 67 states and 138 transitions. [2024-11-25 04:27:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 138 transitions. [2024-11-25 04:27:24,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:27:24,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:24,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:24,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:24,444 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:24,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 04:27:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:26,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:27:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:26,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-11-25 04:27:26,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:27:29,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 04:27:35,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:35,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 72 states and 148 transitions. [2024-11-25 04:27:35,238 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 148 transitions. [2024-11-25 04:27:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:27:35,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:35,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:35,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:35,243 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:35,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 04:27:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:37,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:27:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:37,289 WARN L254 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-11-25 04:27:37,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:39,649 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:27:39,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 04:27:40,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 73 states and 151 transitions. [2024-11-25 04:27:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 151 transitions. [2024-11-25 04:27:40,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 04:27:40,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:40,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:40,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:40,545 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:40,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 04:27:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:44,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:27:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:27:44,412 WARN L254 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 104 conjuncts are in the unsatisfiable core [2024-11-25 04:27:44,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:27:48,035 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:27:48,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 04:27:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:27:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 79 states and 164 transitions. [2024-11-25 04:27:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 164 transitions. [2024-11-25 04:27:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:27:54,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:27:54,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:27:54,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:27:54,302 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:27:54,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 04:28:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:01,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:28:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:01,330 WARN L254 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-11-25 04:28:01,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:28:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:28:05,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 04:28:12,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:12,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 84 states and 174 transitions. [2024-11-25 04:28:12,054 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 174 transitions. [2024-11-25 04:28:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:28:12,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:12,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:28:12,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:28:12,057 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:28:12,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 04:28:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:18,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:28:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:28:18,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 93 conjuncts are in the unsatisfiable core [2024-11-25 04:28:18,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:28:21,614 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:28:21,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-25 04:28:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:28:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 85 states and 177 transitions. [2024-11-25 04:28:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 177 transitions. [2024-11-25 04:28:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:28:22,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:28:22,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:28:22,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:28:22,359 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:28:22,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 04:28:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:28:38,469 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:28:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:28:44,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:28:44,582 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:28:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:28:44,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 04:28:44,805 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2024-11-25 04:28:44,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:28:44 ImpRootNode [2024-11-25 04:28:44,855 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:28:44,855 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:28:44,855 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:28:44,856 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:28:44,856 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:26:23" (3/4) ... [2024-11-25 04:28:44,857 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:28:44,975 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 45. [2024-11-25 04:28:45,058 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:28:45,058 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:28:45,059 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:28:45,060 INFO L158 Benchmark]: Toolchain (without parser) took 142266.27ms. Allocated memory was 83.9MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 61.1MB in the beginning and 581.5MB in the end (delta: -520.4MB). Peak memory consumption was 485.4MB. Max. memory is 16.1GB. [2024-11-25 04:28:45,060 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:28:45,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.75ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 48.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:28:45,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.56ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:28:45,061 INFO L158 Benchmark]: Boogie Preprocessor took 47.06ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 46.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:28:45,061 INFO L158 Benchmark]: RCFGBuilder took 510.38ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 32.5MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:28:45,062 INFO L158 Benchmark]: CodeCheck took 141026.41ms. Allocated memory was 83.9MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 32.5MB in the beginning and 594.1MB in the end (delta: -561.6MB). Peak memory consumption was 443.4MB. Max. memory is 16.1GB. [2024-11-25 04:28:45,062 INFO L158 Benchmark]: Witness Printer took 203.48ms. Allocated memory is still 1.1GB. Free memory was 594.1MB in the beginning and 581.5MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:28:45,064 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: 140.9s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1770 SdHoareTripleChecker+Valid, 19.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1616 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 16.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7388 IncrementalHoareTripleChecker+Invalid, 9504 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2116 mSolverCounterUnsat, 20 mSDtfsCounter, 7388 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6120 GetRequests, 5358 SyntacticMatches, 360 SemanticMatches, 402 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90541 ImplicationChecksByTransitivity, 59.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 37.6s InterpolantComputationTime, 543 NumberOfCodeBlocks, 543 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 477 ConstructedInterpolants, 1 QuantifiedInterpolants, 14305 SizeOfPredicates, 117 NumberOfNonLiveVariables, 2586 ConjunctsInSsa, 1278 ConjunctsInUnsatCore, 20 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1979 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 - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_4 var_5 = 1; [L33] const SORT_4 var_8 = 15; [L34] const SORT_1 var_12 = 1; [L36] SORT_1 input_2; [L37] SORT_1 input_3; [L39] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L41] SORT_4 init_7_arg_1 = var_5; [L42] state_6 = init_7_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=15, state_6=1, var_12=1, var_5=1, var_8=15] [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND FALSE !(!(cond)) [L60] RET __VERIFIER_assert(!(bad_15_arg_0)) [L62] SORT_4 var_18_arg_0 = state_6; [L63] SORT_4 var_18_arg_1 = var_8; [L64] SORT_1 var_18 = var_18_arg_0 == var_18_arg_1; [L65] SORT_4 var_17_arg_0 = state_6; [L66] SORT_4 var_17_arg_1 = var_5; [L67] SORT_4 var_17 = var_17_arg_0 + var_17_arg_1; [L68] SORT_1 var_19_arg_0 = var_18; [L69] SORT_4 var_19_arg_1 = var_5; [L70] SORT_4 var_19_arg_2 = var_17; [L71] SORT_4 var_19 = var_19_arg_0 ? var_19_arg_1 : var_19_arg_2; [L72] SORT_1 var_20_arg_0 = input_3; [L73] SORT_4 var_20_arg_1 = var_19; [L74] SORT_4 var_20_arg_2 = state_6; [L75] SORT_4 var_20 = var_20_arg_0 ? var_20_arg_1 : var_20_arg_2; [L76] var_20 = var_20 & mask_SORT_4 [L77] SORT_4 next_21_arg_1 = var_20; [L79] state_6 = next_21_arg_1 [L45] input_2 = __VERIFIER_nondet_uchar() [L46] input_3 = __VERIFIER_nondet_uchar() [L47] input_3 = input_3 & mask_SORT_1 [L50] SORT_4 var_9_arg_0 = state_6; [L51] SORT_4 var_9_arg_1 = var_8; [L52] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L53] SORT_1 var_13_arg_0 = var_9; [L54] SORT_1 var_13 = ~var_13_arg_0; [L55] SORT_1 var_14_arg_0 = var_12; [L56] SORT_1 var_14_arg_1 = var_13; [L57] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L58] var_14 = var_14 & mask_SORT_1 [L59] SORT_1 bad_15_arg_0 = var_14; [L60] CALL __VERIFIER_assert(!(bad_15_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.75ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 48.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.56ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.06ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 46.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 510.38ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 32.5MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 141026.41ms. Allocated memory was 83.9MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 32.5MB in the beginning and 594.1MB in the end (delta: -561.6MB). Peak memory consumption was 443.4MB. Max. memory is 16.1GB. * Witness Printer took 203.48ms. Allocated memory is still 1.1GB. Free memory was 594.1MB in the beginning and 581.5MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:28:45,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db14a594-9a1e-4065-a958-ee011d7741c1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE