./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.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_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/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_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/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_70144fa3-70bd-4bb6-92cb-0e74722cad52/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 cd6ac0f1fc1701a755f398ed8f8c999e6c7d4b309c48c83fd17b2861bc532c01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:31:46,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:31:46,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-25 02:31:46,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:31:46,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:31:46,521 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:31:46,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:31:46,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:31:46,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:31:46,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:31:46,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:31:46,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:31:46,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:31:46,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:31:46,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:31:46,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:31:46,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:31:46,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:31:46,526 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:31:46,526 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:31:46,526 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:31:46,526 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:31:46,526 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:31:46,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:31:46,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:31:46,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:31:46,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:31:46,527 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:31:46,527 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:31:46,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:31:46,528 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_70144fa3-70bd-4bb6-92cb-0e74722cad52/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 -> cd6ac0f1fc1701a755f398ed8f8c999e6c7d4b309c48c83fd17b2861bc532c01 [2024-11-25 02:31:46,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:31:46,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:31:46,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:31:46,856 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:31:46,857 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:31:46,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c [2024-11-25 02:31:49,769 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/395ed0589/56c9b2b44c444e55ba6784e3ce7f0d1a/FLAG1e9e9c501 [2024-11-25 02:31:50,189 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:31:50,190 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c [2024-11-25 02:31:50,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/395ed0589/56c9b2b44c444e55ba6784e3ce7f0d1a/FLAG1e9e9c501 [2024-11-25 02:31:50,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/395ed0589/56c9b2b44c444e55ba6784e3ce7f0d1a [2024-11-25 02:31:50,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:31:50,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:31:50,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:31:50,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:31:50,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:31:50,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:31:50" (1/1) ... [2024-11-25 02:31:50,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2755fbb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:50, skipping insertion in model container [2024-11-25 02:31:50,371 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:31:50" (1/1) ... [2024-11-25 02:31:50,435 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:31:50,635 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_70144fa3-70bd-4bb6-92cb-0e74722cad52/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c[1171,1184] [2024-11-25 02:31:51,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:31:51,106 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:31:51,116 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_70144fa3-70bd-4bb6-92cb-0e74722cad52/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c[1171,1184] [2024-11-25 02:31:51,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:31:51,418 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:31:51,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51 WrapperNode [2024-11-25 02:31:51,420 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:31:51,421 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:31:51,421 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:31:51,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:31:51,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:51,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:52,351 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6281 [2024-11-25 02:31:52,352 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:31:52,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:31:52,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:31:52,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:31:52,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:52,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:52,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:52,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:52,913 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:53,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:53,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:53,232 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:53,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:53,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:31:53,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:31:53,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:31:53,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:31:53,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:31:51" (1/1) ... [2024-11-25 02:31:53,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:31:53,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:31:53,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:31:53,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:31:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:31:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:31:53,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:31:53,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:31:53,984 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:31:53,986 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:32:03,063 INFO L? ?]: Removed 3407 outVars from TransFormulas that were not future-live. [2024-11-25 02:32:03,064 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:32:15,998 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:32:15,998 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:32:15,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:32:15 BoogieIcfgContainer [2024-11-25 02:32:15,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:32:16,000 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:32:16,000 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:32:16,012 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:32:16,012 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:32:15" (1/1) ... [2024-11-25 02:32:16,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:32:16,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:32:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:32:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:32:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:32:16,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:32:16,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:32:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:32:17,131 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:32:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:32:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:32:18,372 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:32:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:32:18,988 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:32:19,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:32:19 ImpRootNode [2024-11-25 02:32:19,026 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:32:19,027 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:32:19,027 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:32:19,027 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:32:19,028 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:32:15" (3/4) ... [2024-11-25 02:32:19,030 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:32:19,031 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:32:19,032 INFO L158 Benchmark]: Toolchain (without parser) took 28673.56ms. Allocated memory was 117.4MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 90.1MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 350.1MB. Max. memory is 16.1GB. [2024-11-25 02:32:19,032 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:32:19,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1058.34ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 56.0MB in the end (delta: 33.9MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2024-11-25 02:32:19,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 930.97ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 55.8MB in the beginning and 110.5MB in the end (delta: -54.6MB). Peak memory consumption was 130.3MB. Max. memory is 16.1GB. [2024-11-25 02:32:19,034 INFO L158 Benchmark]: Boogie Preprocessor took 1085.64ms. Allocated memory was 251.7MB in the beginning and 562.0MB in the end (delta: 310.4MB). Free memory was 110.5MB in the beginning and 381.6MB in the end (delta: -271.1MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-11-25 02:32:19,034 INFO L158 Benchmark]: RCFGBuilder took 22553.22ms. Allocated memory was 562.0MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 381.6MB in the beginning and 1.1GB in the end (delta: -706.0MB). Peak memory consumption was 764.7MB. Max. memory is 16.1GB. [2024-11-25 02:32:19,035 INFO L158 Benchmark]: CodeCheck took 3026.49ms. Allocated memory is still 2.0GB. Free memory was 1.1GB in the beginning and 1.6GB in the end (delta: -551.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:32:19,035 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 2.0GB. Free memory was 1.6GB in the beginning and 1.6GB in the end (delta: 14.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:32:19,038 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 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: 0.3s SsaConstructionTime, 0.3s 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 82, overapproximation of bitwiseAnd at line 161. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_24 = 0; [L40] const SORT_4 var_57 = 1; [L41] const SORT_4 var_58 = 0; [L42] const SORT_2 var_68 = 2; [L43] const SORT_2 var_70 = 1; [L44] const SORT_2 var_72 = 0; [L45] const SORT_2 var_108 = 6; [L46] const SORT_2 var_109 = 255; [L47] const SORT_2 var_118 = 24; [L48] const SORT_2 var_127 = 14; [L49] const SORT_3 var_292 = 0; [L50] const SORT_4 var_294 = 6; [L51] const SORT_4 var_326 = 24; [L52] const SORT_4 var_358 = 14; [L54] SORT_1 input_67; [L55] SORT_1 input_69; [L56] SORT_1 input_71; [L57] SORT_1 input_73; [L58] SORT_1 input_79; [L59] SORT_1 input_82; [L60] SORT_1 input_83; [L61] SORT_1 input_84; [L62] SORT_1 input_85; [L63] SORT_1 input_91; [L64] SORT_1 input_94; [L65] SORT_1 input_95; [L66] SORT_1 input_96; [L67] SORT_1 input_97; [L68] SORT_1 input_103; [L69] SORT_1 input_106; [L70] SORT_1 input_107; [L71] SORT_1 input_116; [L72] SORT_1 input_117; [L73] SORT_1 input_125; [L74] SORT_1 input_126; [L75] SORT_1 input_141; [L76] SORT_1 input_143; [L77] SORT_1 input_162; [L78] SORT_1 input_164; [L79] SORT_1 input_183; [L80] SORT_1 input_185; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L82] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L83] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L84] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L85] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L86] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L87] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L88] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L89] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L90] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L91] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L92] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L93] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L94] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L95] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L96] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L97] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L98] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L99] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L100] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L101] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L102] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L103] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L104] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L105] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L106] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] SORT_2 init_7_arg_1 = var_5; [L109] state_6 = init_7_arg_1 [L110] SORT_2 init_9_arg_1 = var_5; [L111] state_8 = init_9_arg_1 [L112] SORT_2 init_11_arg_1 = var_5; [L113] state_10 = init_11_arg_1 [L114] SORT_2 init_13_arg_1 = var_5; [L115] state_12 = init_13_arg_1 [L116] SORT_2 init_15_arg_1 = var_5; [L117] state_14 = init_15_arg_1 [L118] SORT_2 init_17_arg_1 = var_5; [L119] state_16 = init_17_arg_1 [L120] SORT_2 init_19_arg_1 = var_5; [L121] state_18 = init_19_arg_1 [L122] SORT_2 init_21_arg_1 = var_5; [L123] state_20 = init_21_arg_1 [L124] SORT_2 init_23_arg_1 = var_5; [L125] state_22 = init_23_arg_1 [L126] SORT_1 init_26_arg_1 = var_24; [L127] state_25 = init_26_arg_1 [L128] SORT_1 init_28_arg_1 = var_24; [L129] state_27 = init_28_arg_1 [L130] SORT_1 init_30_arg_1 = var_24; [L131] state_29 = init_30_arg_1 [L132] SORT_1 init_32_arg_1 = var_24; [L133] state_31 = init_32_arg_1 [L134] SORT_1 init_34_arg_1 = var_24; [L135] state_33 = init_34_arg_1 [L136] SORT_1 init_36_arg_1 = var_24; [L137] state_35 = init_36_arg_1 [L138] SORT_1 init_38_arg_1 = var_24; [L139] state_37 = init_38_arg_1 [L140] SORT_1 init_40_arg_1 = var_24; [L141] state_39 = init_40_arg_1 [L142] SORT_1 init_42_arg_1 = var_24; [L143] state_41 = init_42_arg_1 [L144] SORT_1 init_44_arg_1 = var_24; [L145] state_43 = init_44_arg_1 [L146] SORT_1 init_46_arg_1 = var_24; [L147] state_45 = init_46_arg_1 [L148] SORT_1 init_48_arg_1 = var_24; [L149] state_47 = init_48_arg_1 [L150] SORT_1 init_50_arg_1 = var_24; [L151] state_49 = init_50_arg_1 [L152] SORT_1 init_52_arg_1 = var_24; [L153] state_51 = init_52_arg_1 [L154] SORT_1 init_54_arg_1 = var_24; [L155] state_53 = init_54_arg_1 [L156] SORT_1 init_56_arg_1 = var_24; [L157] state_55 = init_56_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_6=0, state_8=0, var_108=6, var_109=255, var_118=24, var_127=14, var_292=0, var_294=6, var_326=24, var_358=14, var_57=1, var_58=0, var_68=2, var_70=1, var_72=0] [L160] input_67 = __VERIFIER_nondet_uchar() [L161] EXPR input_67 & mask_SORT_1 [L161] input_67 = input_67 & mask_SORT_1 [L162] input_69 = __VERIFIER_nondet_uchar() [L163] EXPR input_69 & mask_SORT_1 [L163] input_69 = input_69 & mask_SORT_1 [L164] input_71 = __VERIFIER_nondet_uchar() [L165] EXPR input_71 & mask_SORT_1 [L165] input_71 = input_71 & mask_SORT_1 [L166] input_73 = __VERIFIER_nondet_uchar() [L167] EXPR input_73 & mask_SORT_1 [L167] input_73 = input_73 & mask_SORT_1 [L168] input_79 = __VERIFIER_nondet_uchar() [L169] EXPR input_79 & mask_SORT_1 [L169] input_79 = input_79 & mask_SORT_1 [L170] input_82 = __VERIFIER_nondet_uchar() [L171] EXPR input_82 & mask_SORT_1 [L171] input_82 = input_82 & mask_SORT_1 [L172] input_83 = __VERIFIER_nondet_uchar() [L173] EXPR input_83 & mask_SORT_1 [L173] input_83 = input_83 & mask_SORT_1 [L174] input_84 = __VERIFIER_nondet_uchar() [L175] EXPR input_84 & mask_SORT_1 [L175] input_84 = input_84 & mask_SORT_1 [L176] input_85 = __VERIFIER_nondet_uchar() [L177] EXPR input_85 & mask_SORT_1 [L177] input_85 = input_85 & mask_SORT_1 [L178] input_91 = __VERIFIER_nondet_uchar() [L179] EXPR input_91 & mask_SORT_1 [L179] input_91 = input_91 & mask_SORT_1 [L180] input_94 = __VERIFIER_nondet_uchar() [L181] EXPR input_94 & mask_SORT_1 [L181] input_94 = input_94 & mask_SORT_1 [L182] input_95 = __VERIFIER_nondet_uchar() [L183] EXPR input_95 & mask_SORT_1 [L183] input_95 = input_95 & mask_SORT_1 [L184] input_96 = __VERIFIER_nondet_uchar() [L185] EXPR input_96 & mask_SORT_1 [L185] input_96 = input_96 & mask_SORT_1 [L186] input_97 = __VERIFIER_nondet_uchar() [L187] EXPR input_97 & mask_SORT_1 [L187] input_97 = input_97 & mask_SORT_1 [L188] input_103 = __VERIFIER_nondet_uchar() [L189] EXPR input_103 & mask_SORT_1 [L189] input_103 = input_103 & mask_SORT_1 [L190] input_106 = __VERIFIER_nondet_uchar() [L191] EXPR input_106 & mask_SORT_1 [L191] input_106 = input_106 & mask_SORT_1 [L192] input_107 = __VERIFIER_nondet_uchar() [L193] EXPR input_107 & mask_SORT_1 [L193] input_107 = input_107 & mask_SORT_1 [L194] input_116 = __VERIFIER_nondet_uchar() [L195] EXPR input_116 & mask_SORT_1 [L195] input_116 = input_116 & mask_SORT_1 [L196] input_117 = __VERIFIER_nondet_uchar() [L197] EXPR input_117 & mask_SORT_1 [L197] input_117 = input_117 & mask_SORT_1 [L198] input_125 = __VERIFIER_nondet_uchar() [L199] EXPR input_125 & mask_SORT_1 [L199] input_125 = input_125 & mask_SORT_1 [L200] input_126 = __VERIFIER_nondet_uchar() [L201] EXPR input_126 & mask_SORT_1 [L201] input_126 = input_126 & mask_SORT_1 [L202] input_141 = __VERIFIER_nondet_uchar() [L203] input_143 = __VERIFIER_nondet_uchar() [L204] input_162 = __VERIFIER_nondet_uchar() [L205] input_164 = __VERIFIER_nondet_uchar() [L206] input_183 = __VERIFIER_nondet_uchar() [L207] input_185 = __VERIFIER_nondet_uchar() [L210] SORT_1 var_59_arg_0 = ~state_27; [L211] EXPR var_59_arg_0 & mask_SORT_1 [L211] var_59_arg_0 = var_59_arg_0 & mask_SORT_1 [L212] SORT_4 var_59_arg_1 = var_57; [L213] SORT_4 var_59_arg_2 = var_58; [L214] SORT_4 var_59 = var_59_arg_0 ? var_59_arg_1 : var_59_arg_2; [L215] SORT_1 var_60_arg_0 = state_33; [L216] SORT_4 var_60_arg_1 = var_57; [L217] SORT_4 var_60_arg_2 = var_58; [L218] SORT_4 var_60 = var_60_arg_0 ? var_60_arg_1 : var_60_arg_2; [L219] SORT_4 var_61_arg_0 = var_59; [L220] SORT_4 var_61_arg_1 = var_60; [L221] SORT_4 var_61 = var_61_arg_0 + var_61_arg_1; [L222] SORT_1 var_62_arg_0 = state_39; [L223] SORT_4 var_62_arg_1 = var_57; [L224] SORT_4 var_62_arg_2 = var_58; [L225] SORT_4 var_62 = var_62_arg_0 ? var_62_arg_1 : var_62_arg_2; [L226] SORT_4 var_63_arg_0 = var_61; [L227] SORT_4 var_63_arg_1 = var_62; [L228] SORT_4 var_63 = var_63_arg_0 + var_63_arg_1; [L229] EXPR var_63 & mask_SORT_4 [L229] var_63 = var_63 & mask_SORT_4 [L230] SORT_4 var_64_arg_0 = var_63; [L231] SORT_4 var_64_arg_1 = var_57; [L232] SORT_1 var_64 = var_64_arg_0 <= var_64_arg_1; [L233] SORT_1 var_65_arg_0 = ~state_55; [L234] EXPR var_65_arg_0 & mask_SORT_1 [L234] var_65_arg_0 = var_65_arg_0 & mask_SORT_1 [L235] SORT_1 var_65_arg_1 = ~var_64; [L236] EXPR var_65_arg_1 & mask_SORT_1 [L236] var_65_arg_1 = var_65_arg_1 & mask_SORT_1 [L237] EXPR var_65_arg_0 & var_65_arg_1 [L237] SORT_1 var_65 = var_65_arg_0 & var_65_arg_1; [L238] EXPR var_65 & mask_SORT_1 [L238] var_65 = var_65 & mask_SORT_1 [L239] SORT_1 bad_66_arg_0 = var_65; [L240] CALL __VERIFIER_assert(!(bad_66_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 0.80ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1058.34ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 56.0MB in the end (delta: 33.9MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 930.97ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 55.8MB in the beginning and 110.5MB in the end (delta: -54.6MB). Peak memory consumption was 130.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1085.64ms. Allocated memory was 251.7MB in the beginning and 562.0MB in the end (delta: 310.4MB). Free memory was 110.5MB in the beginning and 381.6MB in the end (delta: -271.1MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * RCFGBuilder took 22553.22ms. Allocated memory was 562.0MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 381.6MB in the beginning and 1.1GB in the end (delta: -706.0MB). Peak memory consumption was 764.7MB. Max. memory is 16.1GB. * CodeCheck took 3026.49ms. Allocated memory is still 2.0GB. Free memory was 1.1GB in the beginning and 1.6GB in the end (delta: -551.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 2.0GB. Free memory was 1.6GB in the beginning and 1.6GB 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 02:32:19,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/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_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/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_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/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_70144fa3-70bd-4bb6-92cb-0e74722cad52/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 cd6ac0f1fc1701a755f398ed8f8c999e6c7d4b309c48c83fd17b2861bc532c01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:32:21,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:32:21,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-25 02:32:21,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:32:21,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:32:21,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:32:21,831 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:32:21,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:32:21,831 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:32:21,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:32:21,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:32:21,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:32:21,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:32:21,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:32:21,832 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:32:21,832 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:32:21,832 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:32:21,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:32:21,833 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:32:21,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:32:21,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:32:21,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:32:21,834 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:32:21,834 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:32:21,834 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:32:21,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:32:21,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:32:21,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:32:21,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:32:21,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:32:21,835 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:32:21,835 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:32:21,835 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:32:21,835 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_70144fa3-70bd-4bb6-92cb-0e74722cad52/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 -> cd6ac0f1fc1701a755f398ed8f8c999e6c7d4b309c48c83fd17b2861bc532c01 [2024-11-25 02:32:22,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:32:22,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:32:22,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:32:22,137 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:32:22,137 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:32:22,138 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c [2024-11-25 02:32:25,106 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/3cd49041c/383953cb88b64d3c977d2a300aa503ed/FLAG70e0a9013 [2024-11-25 02:32:25,539 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:32:25,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c [2024-11-25 02:32:25,576 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/3cd49041c/383953cb88b64d3c977d2a300aa503ed/FLAG70e0a9013 [2024-11-25 02:32:25,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/data/3cd49041c/383953cb88b64d3c977d2a300aa503ed [2024-11-25 02:32:25,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:32:25,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:32:25,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:32:25,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:32:25,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:32:25,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:32:25" (1/1) ... [2024-11-25 02:32:25,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73d954b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:25, skipping insertion in model container [2024-11-25 02:32:25,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:32:25" (1/1) ... [2024-11-25 02:32:25,715 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:32:25,970 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_70144fa3-70bd-4bb6-92cb-0e74722cad52/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c[1171,1184] [2024-11-25 02:32:26,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:32:26,380 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:32:26,391 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_70144fa3-70bd-4bb6-92cb-0e74722cad52/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lann.1.prop1-func-interl.c[1171,1184] [2024-11-25 02:32:26,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:32:26,586 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:32:26,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26 WrapperNode [2024-11-25 02:32:26,587 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:32:26,588 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:32:26,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:32:26,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:32:26,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,732 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1761 [2024-11-25 02:32:26,732 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:32:26,733 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:32:26,733 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:32:26,733 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:32:26,741 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,793 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:32:26,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:32:26,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:32:26,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:32:26,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:32:26" (1/1) ... [2024-11-25 02:32:26,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:32:26,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:32:26,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:32:26,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:32:26,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:32:26,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:32:26,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:32:26,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:32:27,395 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:32:27,397 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:32:29,677 INFO L? ?]: Removed 89 outVars from TransFormulas that were not future-live. [2024-11-25 02:32:29,678 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:32:29,768 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:32:29,768 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:32:29,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:32:29 BoogieIcfgContainer [2024-11-25 02:32:29,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:32:29,769 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:32:29,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:32:29,780 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:32:29,780 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:32:29" (1/1) ... [2024-11-25 02:32:29,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:32:29,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:32:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:32:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:32:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:32:29,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:32:29,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:32:29,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:32:29,854 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:32:29,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:32:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:32:30,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:32:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:32:30,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 02:32:30,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:32:31,205 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 02:32:31,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 02:32:31,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:32:31,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-25 02:32:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-25 02:32:31,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:32:31,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:32:31,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:32:31,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:32:31,444 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:32:31,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70144fa3-70bd-4bb6-92cb-0e74722cad52/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:32:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:32:32,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:32:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:32:32,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-25 02:32:32,795 INFO L279 TraceCheckSpWp]: Computing forward predicates...