./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm --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 9ed0841be1ae1dee8e84f0ca737866704342db1241d2484eefbe911736856543 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:34:59,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:34:59,513 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 16:34:59,523 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:34:59,524 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:34:59,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:34:59,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:34:59,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:34:59,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:34:59,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:34:59,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:34:59,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:34:59,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:34:59,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:34:59,550 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:34:59,550 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:34:59,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:34:59,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:59,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:34:59,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:34:59,550 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:34:59,550 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:34:59,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:34:59,551 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_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm 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 -> 9ed0841be1ae1dee8e84f0ca737866704342db1241d2484eefbe911736856543 [2024-11-13 16:34:59,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:34:59,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:34:59,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:34:59,873 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:34:59,874 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:34:59,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c Unable to find full path for "g++" [2024-11-13 16:35:01,843 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:35:02,151 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:35:02,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c [2024-11-13 16:35:02,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data/4736b4d1c/0d3f2cc7d96e45b3828a4ec3b7eb8442/FLAGc21911d7f [2024-11-13 16:35:02,178 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data/4736b4d1c/0d3f2cc7d96e45b3828a4ec3b7eb8442 [2024-11-13 16:35:02,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:35:02,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:35:02,184 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:02,184 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:35:02,189 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:35:02,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:02,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f5e673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02, skipping insertion in model container [2024-11-13 16:35:02,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:02,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:35:02,399 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_1bc236ee-ba67-4e5b-946b-59a934a5211b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c[1253,1266] [2024-11-13 16:35:02,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:02,649 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:35:02,659 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_1bc236ee-ba67-4e5b-946b-59a934a5211b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c[1253,1266] [2024-11-13 16:35:02,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:02,794 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:35:02,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02 WrapperNode [2024-11-13 16:35:02,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:02,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:02,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:35:02,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:35:02,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:02,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:02,975 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 860 [2024-11-13 16:35:02,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:02,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:35:02,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:35:02,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:35:02,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:02,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,066 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,091 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:35:03,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:35:03,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:35:03,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:35:03,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:02" (1/1) ... [2024-11-13 16:35:03,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:35:03,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:35:03,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:35:03,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:35:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:35:03,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:35:03,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:35:03,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:35:03,479 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:35:03,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:35:05,043 INFO L? ?]: Removed 563 outVars from TransFormulas that were not future-live. [2024-11-13 16:35:05,043 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:35:06,343 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:35:06,344 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:35:06,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:06 BoogieIcfgContainer [2024-11-13 16:35:06,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:35:06,345 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:35:06,345 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:35:06,354 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:35:06,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:06" (1/1) ... [2024-11-13 16:35:06,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:35:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:35:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:35:06,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:35:06,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:06,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:11,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:35:12,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:12,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 16:35:12,161 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 16:35:12,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:35:12,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:12,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:35:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:35:29,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:35:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 16:35:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 16:35:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:35:34,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:34,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:36:17,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:36:20,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:36:21,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:36:21,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2024-11-13 16:36:21,371 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2024-11-13 16:36:21,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:36:21,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:36:21,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:36:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:36:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:04,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.76s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 16:37:04,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:04,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 18 states and 37 transitions. [2024-11-13 16:37:04,870 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 37 transitions. [2024-11-13 16:37:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:37:04,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:04,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:37:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:10,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:37:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:37:24,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:37:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 16:37:34,453 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:37:34,459 INFO L158 Benchmark]: Toolchain (without parser) took 152276.60ms. Allocated memory was 117.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 92.6MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 297.9MB. Max. memory is 16.1GB. [2024-11-13 16:37:34,459 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:37:34,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 611.98ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 68.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:37:34,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 179.66ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 49.6MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:37:34,460 INFO L158 Benchmark]: Boogie Preprocessor took 150.95ms. Allocated memory is still 117.4MB. Free memory was 49.6MB in the beginning and 42.6MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:37:34,463 INFO L158 Benchmark]: RCFGBuilder took 3216.28ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 42.6MB in the beginning and 94.4MB in the end (delta: -51.8MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. [2024-11-13 16:37:34,463 INFO L158 Benchmark]: CodeCheck took 148112.79ms. Allocated memory was 167.8MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 94.4MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 251.3MB. Max. memory is 16.1GB. [2024-11-13 16:37:34,468 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 611.98ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 68.4MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 179.66ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 49.6MB in the end (delta: 18.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.95ms. Allocated memory is still 117.4MB. Free memory was 49.6MB in the beginning and 42.6MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3216.28ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 42.6MB in the beginning and 94.4MB in the end (delta: -51.8MB). Peak memory consumption was 71.7MB. Max. memory is 16.1GB. * CodeCheck took 148112.79ms. Allocated memory was 167.8MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 94.4MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 251.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:37:34,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/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_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm --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 9ed0841be1ae1dee8e84f0ca737866704342db1241d2484eefbe911736856543 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:37:37,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:37:37,320 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 16:37:37,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:37:37,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:37:37,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:37:37,377 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:37:37,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:37:37,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:37:37,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:37:37,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:37:37,379 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:37:37,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:37:37,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:37:37,379 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:37:37,379 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:37:37,380 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:37:37,380 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:37:37,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:37:37,380 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:37:37,380 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:37:37,380 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:37:37,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:37:37,381 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:37,381 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:37:37,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:37:37,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:37:37,382 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:37:37,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:37:37,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:37:37,382 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:37:37,382 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:37,382 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:37:37,382 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_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm 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 -> 9ed0841be1ae1dee8e84f0ca737866704342db1241d2484eefbe911736856543 [2024-11-13 16:37:37,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:37:37,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:37:37,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:37:37,702 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:37:37,706 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:37:37,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c Unable to find full path for "g++" [2024-11-13 16:37:39,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:37:40,189 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:37:40,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c [2024-11-13 16:37:40,214 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data/18fb14d29/f7ef0190f65f49e1aae2935d4c3eb644/FLAG4a36fe053 [2024-11-13 16:37:40,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/data/18fb14d29/f7ef0190f65f49e1aae2935d4c3eb644 [2024-11-13 16:37:40,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:37:40,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:37:40,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:37:40,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:37:40,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:37:40,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f86cb8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40, skipping insertion in model container [2024-11-13 16:37:40,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,278 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:37:40,465 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_1bc236ee-ba67-4e5b-946b-59a934a5211b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c[1253,1266] [2024-11-13 16:37:40,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:37:40,678 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:37:40,688 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_1bc236ee-ba67-4e5b-946b-59a934a5211b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.client_server.c[1253,1266] [2024-11-13 16:37:40,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:37:40,834 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:37:40,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40 WrapperNode [2024-11-13 16:37:40,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:37:40,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:37:40,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:37:40,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:37:40,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,929 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 460 [2024-11-13 16:37:40,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:37:40,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:37:40,934 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:37:40,934 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:37:40,944 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,992 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:40,994 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:41,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:37:41,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:37:41,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:37:41,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:37:41,011 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:37:40" (1/1) ... [2024-11-13 16:37:41,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:37:41,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:37:41,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:37:41,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:37:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:37:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:37:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:37:41,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:37:41,287 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:37:41,289 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:37:42,055 INFO L? ?]: Removed 214 outVars from TransFormulas that were not future-live. [2024-11-13 16:37:42,055 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:37:42,093 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:37:42,094 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:37:42,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:42 BoogieIcfgContainer [2024-11-13 16:37:42,094 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:37:42,095 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:37:42,096 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:37:42,107 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:37:42,108 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:37:42" (1/1) ... [2024-11-13 16:37:42,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:37:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:37:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:37:42,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:37:42,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:42,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:42,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:37:42,180 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:37:42,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:37:42,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:42,623 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:37:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:42,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-11-13 16:37:42,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:37:44,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:37:44,797 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 16:37:44,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 16:37:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:37:44,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 16:37:44,928 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 16:37:44,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:37:44,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:37:44,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:37:44,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:37:44,933 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:37:44,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1bc236ee-ba67-4e5b-946b-59a934a5211b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:37:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:45,611 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:37:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:37:45,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-11-13 16:37:45,912 INFO L278 TraceCheckSpWp]: Computing forward predicates...