./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL --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 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:05,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:05,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:57:05,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:57:05,836 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:57:05,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:05,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:05,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:05,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:05,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:05,867 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:05,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:05,868 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:57:05,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:05,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:05,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:05,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:05,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:05,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:05,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:05,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:05,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:05,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:05,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:05,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:05,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:05,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:05,876 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:57:05,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:57:05,877 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:05,877 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_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb [2023-11-19 03:57:06,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:06,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:06,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:06,154 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:06,155 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:06,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-11-19 03:57:09,459 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:09,654 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:09,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-11-19 03:57:09,663 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data/2fa2ea2f1/9bcc13f084554b228abb3ed163b8240c/FLAG85c2e10d0 [2023-11-19 03:57:09,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data/2fa2ea2f1/9bcc13f084554b228abb3ed163b8240c [2023-11-19 03:57:09,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:09,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:09,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:09,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:09,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:09,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@587abb99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09, skipping insertion in model container [2023-11-19 03:57:09,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,718 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:09,866 WARN L240 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_e73a14a5-2b78-4c96-b921-efac343e4861/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-11-19 03:57:09,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:09,898 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:09,911 WARN L240 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_e73a14a5-2b78-4c96-b921-efac343e4861/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-11-19 03:57:09,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:09,933 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:09,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09 WrapperNode [2023-11-19 03:57:09,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:09,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:09,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:09,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:09,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,969 INFO L138 Inliner]: procedures = 20, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2023-11-19 03:57:09,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:09,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:09,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:09,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:09,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,982 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,990 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:09,993 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:09,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:09,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:09,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:09,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:09" (1/1) ... [2023-11-19 03:57:10,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:10,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:10,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:10,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:57:10,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:10,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:10,156 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:10,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:10,273 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:10,290 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:10,290 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:57:10,295 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:10 BoogieIcfgContainer [2023-11-19 03:57:10,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:10,296 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:10,296 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:10,307 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:10,308 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:10" (1/1) ... [2023-11-19 03:57:10,317 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 03:57:10,376 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 03:57:10,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:57:10,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:10,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:10,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 03:57:10,688 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 03:57:10,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:57:10,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:10,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:10,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:57:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:10,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:57:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:10,798 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:57:10,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:57:10 ImpRootNode [2023-11-19 03:57:10,823 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:57:10,824 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:57:10,824 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:57:10,824 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:57:10,825 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:10" (3/4) ... [2023-11-19 03:57:10,828 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:57:10,829 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:57:10,830 INFO L158 Benchmark]: Toolchain (without parser) took 1147.10ms. Allocated memory is still 190.8MB. Free memory was 142.0MB in the beginning and 96.8MB in the end (delta: 45.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 03:57:10,831 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 190.8MB. Free memory is still 163.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:10,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.75ms. Allocated memory is still 190.8MB. Free memory was 141.7MB in the beginning and 131.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:57:10,834 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.85ms. Allocated memory is still 190.8MB. Free memory was 131.0MB in the beginning and 129.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:10,836 INFO L158 Benchmark]: Boogie Preprocessor took 23.34ms. Allocated memory is still 190.8MB. Free memory was 129.3MB in the beginning and 128.5MB in the end (delta: 888.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:10,837 INFO L158 Benchmark]: RCFGBuilder took 300.63ms. Allocated memory is still 190.8MB. Free memory was 128.2MB in the beginning and 118.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:57:10,838 INFO L158 Benchmark]: CodeCheck took 526.85ms. Allocated memory is still 190.8MB. Free memory was 118.1MB in the beginning and 97.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:57:10,839 INFO L158 Benchmark]: Witness Printer took 5.93ms. Allocated memory is still 190.8MB. Free memory was 97.1MB in the beginning and 96.8MB in the end (delta: 320.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:10,842 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, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 52]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L49] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, count=0] [L49] RET __VERIFIER_assert(count == 0) [L50] COND TRUE count < 5 [L51] count++ VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 190.8MB. Free memory is still 163.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.75ms. Allocated memory is still 190.8MB. Free memory was 141.7MB in the beginning and 131.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.85ms. Allocated memory is still 190.8MB. Free memory was 131.0MB in the beginning and 129.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.34ms. Allocated memory is still 190.8MB. Free memory was 129.3MB in the beginning and 128.5MB in the end (delta: 888.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.63ms. Allocated memory is still 190.8MB. Free memory was 128.2MB in the beginning and 118.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 526.85ms. Allocated memory is still 190.8MB. Free memory was 118.1MB in the beginning and 97.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 5.93ms. Allocated memory is still 190.8MB. Free memory was 97.1MB in the beginning and 96.8MB in the end (delta: 320.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:57:10,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL --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 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:57:13,682 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:57:13,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 03:57:13,838 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:57:13,839 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:57:13,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:57:13,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:57:13,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:57:13,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:57:13,842 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:57:13,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:57:13,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:57:13,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:57:13,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:57:13,845 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:57:13,846 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:57:13,846 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:57:13,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:57:13,847 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:57:13,848 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:57:13,849 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:57:13,853 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:57:13,853 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:13,853 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:13,854 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:57:13,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:13,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:57:13,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:57:13,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:57:13,856 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:57:13,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:13,858 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:57:13,858 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:57:13,859 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:57:13,859 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 744a0dde25ed4b376c4d190d6347e7629fc869f34d47d687d50488db954168fb [2023-11-19 03:57:14,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:57:14,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:57:14,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:57:14,300 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:57:14,301 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:57:14,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-11-19 03:57:17,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:57:17,841 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:57:17,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i [2023-11-19 03:57:17,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data/2ae0c3abd/25bda70ffff8411f94b73e3ac3b26f92/FLAGd69861b82 [2023-11-19 03:57:17,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/data/2ae0c3abd/25bda70ffff8411f94b73e3ac3b26f92 [2023-11-19 03:57:17,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:57:17,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:57:17,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:17,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:57:17,876 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:57:17,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:17" (1/1) ... [2023-11-19 03:57:17,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53270540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:17, skipping insertion in model container [2023-11-19 03:57:17,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:57:17" (1/1) ... [2023-11-19 03:57:17,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:57:18,063 WARN L240 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_e73a14a5-2b78-4c96-b921-efac343e4861/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-11-19 03:57:18,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:18,101 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:57:18,114 WARN L240 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_e73a14a5-2b78-4c96-b921-efac343e4861/sv-benchmarks/c/longjmp/68-longjmp_15-counting-global-one-method_unknown_1_pos.i[1109,1122] [2023-11-19 03:57:18,121 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:57:18,138 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:57:18,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18 WrapperNode [2023-11-19 03:57:18,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:57:18,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:18,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:57:18,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:57:18,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,176 INFO L138 Inliner]: procedures = 20, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2023-11-19 03:57:18,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:57:18,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:57:18,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:57:18,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:57:18,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:57:18,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:57:18,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:57:18,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:57:18,215 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:57:18,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:57:18,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:57:18,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:57:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:57:18,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:57:18,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:57:18,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:57:18,412 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:57:18,416 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:57:18,622 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:57:18,640 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:57:18,641 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:57:18,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:18 BoogieIcfgContainer [2023-11-19 03:57:18,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:57:18,647 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:57:18,647 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:57:18,657 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:57:18,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:18" (1/1) ... [2023-11-19 03:57:18,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:57:18,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 03:57:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 03:57:18,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:57:18,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:18,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:18,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:57:18,744 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:57:18,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:57:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:18,898 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:57:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:18,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:57:18,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:57:19,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 03:57:19,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:19,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 03:57:19,104 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 03:57:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:57:19,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:19,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:57:19,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:57:19,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:57:19,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:57:19,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:19,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:57:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:19,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:57:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:57:19,302 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:57:19,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:57:19,310 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:57:19,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:57:19 ImpRootNode [2023-11-19 03:57:19,331 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:57:19,332 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:57:19,332 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:57:19,332 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:57:19,333 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:57:18" (3/4) ... [2023-11-19 03:57:19,335 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:57:19,336 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:57:19,337 INFO L158 Benchmark]: Toolchain (without parser) took 1466.69ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 46.8MB in the end (delta: 23.1MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-19 03:57:19,338 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:19,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.91ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 58.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:57:19,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.09ms. Allocated memory is still 94.4MB. Free memory was 58.6MB in the beginning and 57.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:19,339 INFO L158 Benchmark]: Boogie Preprocessor took 28.44ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 55.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:57:19,340 INFO L158 Benchmark]: RCFGBuilder took 439.42ms. Allocated memory is still 94.4MB. Free memory was 55.9MB in the beginning and 66.8MB in the end (delta: -11.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-19 03:57:19,341 INFO L158 Benchmark]: CodeCheck took 684.82ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 47.0MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:57:19,341 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 94.4MB. Free memory was 47.0MB in the beginning and 46.8MB in the end (delta: 248.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:57:19,345 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, 10 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 SizeOfPredicates, 2 NumberOfNonLiveVariables, 29 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 52]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of longjmp at line 52. Possible FailurePath: [L44] jmp_buf my_jump_buffer; [L45] int count = 0; [L49] CALL __VERIFIER_assert(count == 0) [L19] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, count=0] [L49] RET __VERIFIER_assert(count == 0) [L50] COND TRUE count < 5 [L51] count++ VAL [count=1] [L52] longjmp(my_jump_buffer, 1) VAL [count=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.91ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 58.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.09ms. Allocated memory is still 94.4MB. Free memory was 58.6MB in the beginning and 57.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.44ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 55.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.42ms. Allocated memory is still 94.4MB. Free memory was 55.9MB in the beginning and 66.8MB in the end (delta: -11.0MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * CodeCheck took 684.82ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 47.0MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 94.4MB. Free memory was 47.0MB in the beginning and 46.8MB in the end (delta: 248.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:57:19,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e73a14a5-2b78-4c96-b921-efac343e4861/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample