./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk --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 3a10e323530dd468ac9890be0bde9c03597b2532bfc479ced0ba7cd3c96166ef --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:26:07,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:26:07,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-09 00:26:07,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:26:07,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:26:07,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:26:07,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:26:07,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:26:07,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:26:07,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:26:07,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:26:07,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:26:07,344 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:26:07,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:26:07,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:26:07,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:26:07,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:26:07,351 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:26:07,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:26:07,351 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:26:07,352 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:26:07,354 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:26:07,355 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:26:07,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:26:07,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:26:07,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:26:07,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:26:07,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:26:07,356 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:26:07,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:26:07,357 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a10e323530dd468ac9890be0bde9c03597b2532bfc479ced0ba7cd3c96166ef [2024-11-09 00:26:07,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:26:07,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:26:07,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:26:07,657 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:26:07,658 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:26:07,659 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c Unable to find full path for "g++" [2024-11-09 00:26:09,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:26:09,910 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:26:09,911 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c [2024-11-09 00:26:09,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data/db6a059ef/1ea34ed8dec4425ca9cd642cb25eb9e9/FLAGb68616d1f [2024-11-09 00:26:09,950 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data/db6a059ef/1ea34ed8dec4425ca9cd642cb25eb9e9 [2024-11-09 00:26:09,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:26:09,957 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:26:09,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:26:09,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:26:09,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:26:09,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:26:09" (1/1) ... [2024-11-09 00:26:09,970 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a7a9213 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:09, skipping insertion in model container [2024-11-09 00:26:09,970 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:26:09" (1/1) ... [2024-11-09 00:26:10,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:26:10,252 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_5eb714c3-fc26-4c81-8ab2-11499099229f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c[1266,1279] [2024-11-09 00:26:10,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:26:10,467 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:26:10,479 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_5eb714c3-fc26-4c81-8ab2-11499099229f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c[1266,1279] [2024-11-09 00:26:10,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:26:10,576 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:26:10,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10 WrapperNode [2024-11-09 00:26:10,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:26:10,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:26:10,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:26:10,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:26:10,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,705 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 749 [2024-11-09 00:26:10,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:26:10,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:26:10,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:26:10,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:26:10,716 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:26:10,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:26:10,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:26:10,814 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:26:10,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:26:10" (1/1) ... [2024-11-09 00:26:10,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:26:10,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:26:10,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:26:10,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:26:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:26:10,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:26:10,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:26:10,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:26:11,114 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:26:11,116 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:26:12,200 INFO L? ?]: Removed 395 outVars from TransFormulas that were not future-live. [2024-11-09 00:26:12,200 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:26:13,161 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:26:13,161 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:26:13,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:26:13 BoogieIcfgContainer [2024-11-09 00:26:13,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:26:13,163 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:26:13,163 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:26:13,173 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:26:13,173 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:26:13" (1/1) ... [2024-11-09 00:26:13,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:26:13,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:13,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:26:13,237 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:26:13,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:26:13,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:13,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:15,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:15,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-09 00:26:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-09 00:26:15,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:26:15,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:15,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:16,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:24,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.69s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:26:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:24,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-09 00:26:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-09 00:26:24,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:26:24,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:24,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:36,452 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:40,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:26:40,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 17 states and 32 transitions. [2024-11-09 00:26:40,093 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 32 transitions. [2024-11-09 00:26:40,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:26:40,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:26:40,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:26:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:26:49,279 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:26:53,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:27:04,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:27:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 21 states and 38 transitions. [2024-11-09 00:27:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 38 transitions. [2024-11-09 00:27:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:27:04,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:04,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:21,639 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:27:30,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:27:30,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:27:30,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 26 states and 53 transitions. [2024-11-09 00:27:30,224 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 53 transitions. [2024-11-09 00:27:30,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:27:30,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:27:30,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:27:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:27:57,274 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:07,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 00:28:09,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:09,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-09 00:28:09,635 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-09 00:28:09,635 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:28:09,635 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2024-11-09 00:28:09,646 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:28:09,718 INFO L77 FloydHoareUtils]: At program point L117-2(lines 117 421) the Hoare annotation is: (and (= |ULTIMATE.start_main_~state_43~0#1| 0) (= |ULTIMATE.start_main_~state_64~0#1| 0) (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_28~0#1| 0) (= |ULTIMATE.start_main_~state_62~0#1| 0) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_58~0#1| 0) (= |ULTIMATE.start_main_~state_41~0#1| 0) (= |ULTIMATE.start_main_~state_60~0#1| 0) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~mask_SORT_1~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0) (= |ULTIMATE.start_main_~state_72~0#1| 0)) [2024-11-09 00:28:09,719 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~state_43~0#1| 0) (= |ULTIMATE.start_main_~state_64~0#1| 0) (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_28~0#1| 0) (= |ULTIMATE.start_main_~state_62~0#1| 0) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_58~0#1| 0) (= |ULTIMATE.start_main_~state_41~0#1| 0) (= |ULTIMATE.start_main_~state_60~0#1| 0) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~mask_SORT_1~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0) (= |ULTIMATE.start_main_~state_72~0#1| 0)) [2024-11-09 00:28:09,719 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-09 00:28:09,719 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~state_43~0#1| 0) (= |ULTIMATE.start_main_~state_64~0#1| 0) (= |ULTIMATE.start_main_~var_12~0#1| 1) (= |ULTIMATE.start_main_~state_28~0#1| 0) (= |ULTIMATE.start_main_~state_62~0#1| 0) (= |ULTIMATE.start_main_~state_8~0#1| 0) (= |ULTIMATE.start_main_~state_58~0#1| 0) (= |ULTIMATE.start_main_~state_41~0#1| 0) (= |ULTIMATE.start_main_~state_60~0#1| 0) (= |ULTIMATE.start_main_~state_15~0#1| 0) (= |ULTIMATE.start_main_~var_22~0#1| 1) (= |ULTIMATE.start_main_~mask_SORT_1~0#1| 1) (= |ULTIMATE.start_main_~var_7~0#1| 0) (= |ULTIMATE.start_main_~state_72~0#1| 0)) [2024-11-09 00:28:09,719 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-09 00:28:09,720 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:28:09,720 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-09 00:28:09,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:28:09 ImpRootNode [2024-11-09 00:28:09,735 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:28:09,735 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:28:09,735 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:28:09,736 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:28:09,736 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:26:13" (3/4) ... [2024-11-09 00:28:09,739 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:28:09,754 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 134 nodes and edges [2024-11-09 00:28:09,755 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-09 00:28:09,756 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:28:09,757 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:28:09,855 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 00:28:09,859 INFO L158 Benchmark]: Toolchain (without parser) took 119902.26ms. Allocated memory was 136.3MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 104.0MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 385.8MB. Max. memory is 16.1GB. [2024-11-09 00:28:09,859 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:09,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 617.78ms. Allocated memory is still 136.3MB. Free memory was 104.0MB in the beginning and 80.0MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:28:09,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.20ms. Allocated memory is still 136.3MB. Free memory was 80.0MB in the beginning and 65.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:28:09,860 INFO L158 Benchmark]: Boogie Preprocessor took 106.78ms. Allocated memory is still 136.3MB. Free memory was 65.4MB in the beginning and 60.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:28:09,860 INFO L158 Benchmark]: RCFGBuilder took 2348.56ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 59.7MB in the beginning and 87.0MB in the end (delta: -27.4MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2024-11-09 00:28:09,861 INFO L158 Benchmark]: CodeCheck took 116572.17ms. Allocated memory was 174.1MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 87.0MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 323.0MB. Max. memory is 16.1GB. [2024-11-09 00:28:09,861 INFO L158 Benchmark]: Witness Printer took 123.02ms. Allocated memory is still 1.6GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:28:09,863 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: 116.4s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 180 SdHoareTripleChecker+Valid, 80.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 144 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 80.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 712 IncrementalHoareTripleChecker+Invalid, 870 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 155 mSolverCounterUnsat, 6 mSDtfsCounter, 712 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 670 GetRequests, 502 SyntacticMatches, 12 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12422 ImplicationChecksByTransitivity, 15.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 11.1s SatisfiabilityAnalysisTime, 60.8s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 1837 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 0/57 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ((((((((((((((state_43 == 0) && (state_64 == 0)) && (var_12 == 1)) && (state_28 == 0)) && (state_62 == 0)) && (state_8 == 0)) && (state_58 == 0)) && (state_41 == 0)) && (state_60 == 0)) && (state_15 == 0)) && (var_22 == 1)) && (mask_SORT_1 == 1)) && (var_7 == 0)) && (state_72 == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 102.8MB. Free memory is still 58.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 617.78ms. Allocated memory is still 136.3MB. Free memory was 104.0MB in the beginning and 80.0MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.20ms. Allocated memory is still 136.3MB. Free memory was 80.0MB in the beginning and 65.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.78ms. Allocated memory is still 136.3MB. Free memory was 65.4MB in the beginning and 60.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2348.56ms. Allocated memory was 136.3MB in the beginning and 174.1MB in the end (delta: 37.7MB). Free memory was 59.7MB in the beginning and 87.0MB in the end (delta: -27.4MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * CodeCheck took 116572.17ms. Allocated memory was 174.1MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 87.0MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 323.0MB. Max. memory is 16.1GB. * Witness Printer took 123.02ms. Allocated memory is still 1.6GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:28:09,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk --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 3a10e323530dd468ac9890be0bde9c03597b2532bfc479ced0ba7cd3c96166ef --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:12,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:12,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-09 00:28:12,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:12,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:12,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:12,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:12,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:12,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:12,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:12,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:12,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:12,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:12,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:12,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:28:12,463 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:28:12,464 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:12,464 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:28:12,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:12,465 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:12,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:12,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:12,466 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:12,466 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:12,467 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:28:12,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:12,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:12,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:12,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:12,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:12,469 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:28:12,473 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:12,473 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:28:12,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a10e323530dd468ac9890be0bde9c03597b2532bfc479ced0ba7cd3c96166ef [2024-11-09 00:28:12,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:12,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:12,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:12,928 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:12,929 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:12,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c Unable to find full path for "g++" [2024-11-09 00:28:15,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:15,337 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:15,338 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c [2024-11-09 00:28:15,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data/c524af5fa/a95c87200c64456492735ac7f0b4526f/FLAGf27947adc [2024-11-09 00:28:15,364 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/data/c524af5fa/a95c87200c64456492735ac7f0b4526f [2024-11-09 00:28:15,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:15,368 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:15,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:15,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:15,375 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:15,376 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:15,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4ded09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15, skipping insertion in model container [2024-11-09 00:28:15,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:15,418 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:15,630 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_5eb714c3-fc26-4c81-8ab2-11499099229f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c[1266,1279] [2024-11-09 00:28:15,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:15,821 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:15,836 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_5eb714c3-fc26-4c81-8ab2-11499099229f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p06.c[1266,1279] [2024-11-09 00:28:15,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:15,941 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:15,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15 WrapperNode [2024-11-09 00:28:15,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:15,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:15,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:15,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:15,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:15,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,012 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 485 [2024-11-09 00:28:16,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:16,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:16,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:16,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:16,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,040 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:16,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:16,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:16,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:16,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:15" (1/1) ... [2024-11-09 00:28:16,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:16,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:16,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:16,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:16,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:28:16,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:16,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:16,411 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:16,414 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:16,877 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:16,877 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:16,921 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:16,922 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:28:16,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:16 BoogieIcfgContainer [2024-11-09 00:28:16,923 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:16,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:16,924 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:16,931 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:16,931 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:16" (1/1) ... [2024-11-09 00:28:16,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:16,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:28:16,991 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:28:16,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:28:16,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:16,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:16,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:17,005 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:17,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:28:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:17,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:17,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 00:28:17,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:17,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:28:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:17,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-09 00:28:17,714 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-09 00:28:17,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:28:17,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:17,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:17,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:17,718 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:17,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:28:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:18,087 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:18,200 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 00:28:18,209 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:18,578 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:28:18,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:28:18,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:18,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-11-09 00:28:18,953 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-11-09 00:28:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:28:18,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:18,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:18,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:18,957 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:18,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:28:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:19,384 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:19,539 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-09 00:28:19,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:20,053 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:20,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:28:20,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-11-09 00:28:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-11-09 00:28:20,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:28:20,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:20,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:20,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:20,680 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:20,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:28:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:21,198 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:21,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-09 00:28:21,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:22,421 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:22,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:28:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:24,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 20 states and 38 transitions. [2024-11-09 00:28:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 38 transitions. [2024-11-09 00:28:24,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:28:24,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:24,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:24,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:24,545 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:24,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:28:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:25,190 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:25,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-09 00:28:25,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:27,027 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:28:27,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:28:28,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:28,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-09 00:28:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-09 00:28:28,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:28:28,502 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-09 00:28:28,512 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:28:28,639 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-09 00:28:28,640 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 16) |ULTIMATE.start_main_~var_69~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_43~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_60~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_72~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_58~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_64~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_28~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_62~0#1|) (= (_ bv1023 16) |ULTIMATE.start_main_~mask_SORT_68~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_41~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv104 32) |ULTIMATE.start_main_~var_119~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~state_70~0#1|)) [2024-11-09 00:28:28,640 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-09 00:28:28,641 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 16) |ULTIMATE.start_main_~var_69~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_43~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_60~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_72~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_58~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_64~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_28~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_62~0#1|) (= (_ bv1023 16) |ULTIMATE.start_main_~mask_SORT_68~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_41~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv104 32) |ULTIMATE.start_main_~var_119~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~state_70~0#1|)) [2024-11-09 00:28:28,641 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:28:28,641 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-09 00:28:28,642 INFO L77 FloydHoareUtils]: At program point L117-2(lines 117 421) the Hoare annotation is: (and (= (_ bv0 16) |ULTIMATE.start_main_~var_69~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_43~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_60~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_72~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_58~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_64~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_28~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv1 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_62~0#1|) (= (_ bv1023 16) |ULTIMATE.start_main_~mask_SORT_68~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_41~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv104 32) |ULTIMATE.start_main_~var_119~0#1|) (= (_ bv0 16) |ULTIMATE.start_main_~state_70~0#1|)) [2024-11-09 00:28:28,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:28:28 ImpRootNode [2024-11-09 00:28:28,660 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:28:28,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:28:28,661 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:28:28,662 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:28:28,662 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:16" (3/4) ... [2024-11-09 00:28:28,666 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:28:28,680 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-09 00:28:28,680 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-09 00:28:28,681 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:28:28,682 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:28:28,747 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 00:28:28,750 INFO L158 Benchmark]: Toolchain (without parser) took 13381.82ms. Allocated memory was 69.2MB in the beginning and 247.5MB in the end (delta: 178.3MB). Free memory was 42.1MB in the beginning and 122.1MB in the end (delta: -80.0MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,751 INFO L158 Benchmark]: CDTParser took 1.61ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:28,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.06ms. Allocated memory is still 69.2MB. Free memory was 41.8MB in the beginning and 36.7MB in the end (delta: 5.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.46ms. Allocated memory is still 69.2MB. Free memory was 36.7MB in the beginning and 32.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,752 INFO L158 Benchmark]: Boogie Preprocessor took 87.46ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 32.6MB in the beginning and 71.6MB in the end (delta: -39.0MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,753 INFO L158 Benchmark]: RCFGBuilder took 821.20ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 47.9MB in the end (delta: 23.7MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,753 INFO L158 Benchmark]: CodeCheck took 11737.29ms. Allocated memory was 94.4MB in the beginning and 247.5MB in the end (delta: 153.1MB). Free memory was 47.3MB in the beginning and 127.4MB in the end (delta: -80.1MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,754 INFO L158 Benchmark]: Witness Printer took 88.18ms. Allocated memory is still 247.5MB. Free memory was 127.4MB in the beginning and 122.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,756 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: 11.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 95 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 52 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 44 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 302 IncrementalHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 44 mSolverCounterUnsat, 5 mSDtfsCounter, 302 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 524 GetRequests, 451 SyntacticMatches, 19 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1013 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 983 SizeOfPredicates, 31 NumberOfNonLiveVariables, 655 ConjunctsInSsa, 179 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/50 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: ((((((((((((((((0 == var_69) && (0 == state_43)) && (0 == state_60)) && (0 == state_72)) && (0 == state_58)) && (0 == state_64)) && (0 == var_7)) && (0 == state_28)) && (0 == state_8)) && (1 == var_12)) && (0 == state_62)) && (1023 == mask_SORT_68)) && (0 == state_41)) && (1 == mask_SORT_1)) && (104 == var_119)) && (0 == state_70)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.06ms. Allocated memory is still 69.2MB. Free memory was 41.8MB in the beginning and 36.7MB in the end (delta: 5.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.46ms. Allocated memory is still 69.2MB. Free memory was 36.7MB in the beginning and 32.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.46ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 32.6MB in the beginning and 71.6MB in the end (delta: -39.0MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 821.20ms. Allocated memory is still 94.4MB. Free memory was 71.6MB in the beginning and 47.9MB in the end (delta: 23.7MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * CodeCheck took 11737.29ms. Allocated memory was 94.4MB in the beginning and 247.5MB in the end (delta: 153.1MB). Free memory was 47.3MB in the beginning and 127.4MB in the end (delta: -80.1MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. * Witness Printer took 88.18ms. Allocated memory is still 247.5MB. Free memory was 127.4MB in the beginning and 122.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:28:28,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5eb714c3-fc26-4c81-8ab2-11499099229f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null