./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV --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 8338394bbd81b76c0af2e2b3c250f2417497d2ccb212191358f27d2f0c0279c8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:55:55,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:55:55,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-11 23:55:55,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:55:55,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:55:55,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:55:55,887 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:55:55,888 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:55:55,889 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:55:55,890 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:55:55,891 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:55:55,891 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:55:55,892 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:55:55,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:55:55,894 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:55:55,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:55:55,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:55:55,896 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:55:55,896 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:55:55,897 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:55:55,898 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:55:55,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:55:55,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:55:55,900 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:55:55,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:55:55,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:55:55,902 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:55:55,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:55:55,903 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:55:55,904 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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8338394bbd81b76c0af2e2b3c250f2417497d2ccb212191358f27d2f0c0279c8 [2023-11-11 23:55:56,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:55:56,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:55:56,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:55:56,254 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:55:56,255 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:55:56,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c [2023-11-11 23:55:59,475 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:55:59,749 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:55:59,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c [2023-11-11 23:55:59,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data/0010ea667/e9b391ff29c24a288277ef068cb243a4/FLAG3997e7f45 [2023-11-11 23:55:59,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data/0010ea667/e9b391ff29c24a288277ef068cb243a4 [2023-11-11 23:55:59,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:55:59,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:55:59,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:55:59,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:55:59,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:55:59,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4082ed57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:55:59, skipping insertion in model container [2023-11-11 23:55:59,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:55:59" (1/1) ... [2023-11-11 23:55:59,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:00,044 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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c[1266,1279] [2023-11-11 23:56:00,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:00,185 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:00,196 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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c[1266,1279] [2023-11-11 23:56:00,247 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:00,267 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:00,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00 WrapperNode [2023-11-11 23:56:00,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:00,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:00,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:00,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:00,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,377 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 438 [2023-11-11 23:56:00,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:00,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:00,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:00,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:00,389 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,426 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:00,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:00,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:00,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:00,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:00" (1/1) ... [2023-11-11 23:56:00,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:00,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:00,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:00,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:00,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:00,727 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:00,729 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:01,396 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:01,945 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:01,946 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:56:01,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:01 BoogieIcfgContainer [2023-11-11 23:56:01,950 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:01,952 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:01,952 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:01,963 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:01,963 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:01" (1/1) ... [2023-11-11 23:56:01,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:56:02,047 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:56:02,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:56:02,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:02,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:56:02,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:56:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:56:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:56:02,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:56:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:56:02,962 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:56:03,010 WARN L321 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-11 23:56:03,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:56:03 ImpRootNode [2023-11-11 23:56:03,022 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:56:03,024 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:56:03,024 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:56:03,025 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:56:03,026 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:01" (3/4) ... [2023-11-11 23:56:03,029 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:56:03,030 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:56:03,032 INFO L158 Benchmark]: Toolchain (without parser) took 3232.83ms. Allocated memory is still 151.0MB. Free memory was 111.5MB in the beginning and 83.8MB in the end (delta: 27.7MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-11-11 23:56:03,033 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:03,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.41ms. Allocated memory is still 151.0MB. Free memory was 111.5MB in the beginning and 95.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:56:03,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.14ms. Allocated memory is still 151.0MB. Free memory was 95.9MB in the beginning and 88.5MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:56:03,037 INFO L158 Benchmark]: Boogie Preprocessor took 81.48ms. Allocated memory is still 151.0MB. Free memory was 88.5MB in the beginning and 85.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:03,037 INFO L158 Benchmark]: RCFGBuilder took 1489.37ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 67.1MB in the end (delta: 18.0MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:03,041 INFO L158 Benchmark]: CodeCheck took 1070.34ms. Allocated memory is still 151.0MB. Free memory was 67.1MB in the beginning and 83.8MB in the end (delta: -16.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:03,042 INFO L158 Benchmark]: Witness Printer took 6.90ms. Allocated memory is still 151.0MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:03,052 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: 1.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 134, overapproximation of bitwiseAnd at line 121. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10); [L39] const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L45] SORT_1 input_2; [L46] SORT_3 input_4; [L47] SORT_1 input_5; [L48] SORT_1 input_6; [L49] SORT_1 input_29; [L50] SORT_31 input_32; [L51] SORT_1 input_34; [L52] SORT_31 input_36; [L53] SORT_1 input_38; [L54] SORT_1 input_40; [L55] SORT_1 input_44; [L56] SORT_1 input_46; [L57] SORT_1 input_48; [L58] SORT_1 input_50; [L59] SORT_3 input_52; [L60] SORT_1 input_55; [L61] SORT_1 input_59; [L62] SORT_1 input_63; [L63] SORT_1 input_65; [L64] SORT_67 input_68; [L65] SORT_1 input_70; [L66] SORT_1 input_72; [L67] SORT_1 input_82; [L68] SORT_1 input_88; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L70] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L72] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L75] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L76] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] SORT_1 init_9_arg_1 = var_7; [L79] state_8 = init_9_arg_1 [L80] SORT_1 init_15_arg_1 = var_7; [L81] state_14 = init_15_arg_1 [L82] SORT_1 init_26_arg_1 = var_7; [L83] state_25 = init_26_arg_1 [L84] SORT_1 init_28_arg_1 = var_7; [L85] state_27 = init_28_arg_1 [L86] SORT_1 init_43_arg_1 = var_7; [L87] state_42 = init_43_arg_1 [L88] SORT_1 init_58_arg_1 = var_7; [L89] state_57 = init_58_arg_1 [L90] SORT_1 init_62_arg_1 = var_7; [L91] state_61 = init_62_arg_1 VAL [init_15_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_43_arg_1=0, init_58_arg_1=0, init_62_arg_1=0, init_9_arg_1=0, mask_SORT_10=4294967295, mask_SORT_1=1, mask_SORT_31=15, mask_SORT_3=255, mask_SORT_67=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_67=512, state_14=0, state_25=0, state_27=0, state_42=0, state_57=0, state_61=0, state_8=0, var_12=0, var_21=1, var_7=0] [L94] input_2 = __VERIFIER_nondet_uchar() [L95] input_4 = __VERIFIER_nondet_uchar() [L96] input_5 = __VERIFIER_nondet_uchar() [L97] input_6 = __VERIFIER_nondet_uchar() [L98] input_29 = __VERIFIER_nondet_uchar() [L99] input_32 = __VERIFIER_nondet_uchar() [L100] input_34 = __VERIFIER_nondet_uchar() [L101] input_36 = __VERIFIER_nondet_uchar() [L102] input_38 = __VERIFIER_nondet_uchar() [L103] input_40 = __VERIFIER_nondet_uchar() [L104] input_44 = __VERIFIER_nondet_uchar() [L105] input_46 = __VERIFIER_nondet_uchar() [L106] input_48 = __VERIFIER_nondet_uchar() [L107] input_50 = __VERIFIER_nondet_uchar() [L108] input_52 = __VERIFIER_nondet_uchar() [L109] input_55 = __VERIFIER_nondet_uchar() [L110] input_59 = __VERIFIER_nondet_uchar() [L111] input_63 = __VERIFIER_nondet_uchar() [L112] input_65 = __VERIFIER_nondet_uchar() [L113] input_68 = __VERIFIER_nondet_ushort() [L114] input_70 = __VERIFIER_nondet_uchar() [L115] input_72 = __VERIFIER_nondet_uchar() [L116] input_82 = __VERIFIER_nondet_uchar() [L117] input_88 = __VERIFIER_nondet_uchar() [L120] SORT_1 var_11_arg_0 = state_8; [L121] EXPR var_11_arg_0 & mask_SORT_1 [L121] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L122] SORT_10 var_11 = var_11_arg_0; [L123] SORT_10 var_13_arg_0 = var_11; [L124] SORT_10 var_13_arg_1 = var_12; [L125] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L126] SORT_1 var_16_arg_0 = state_14; [L127] EXPR var_16_arg_0 & mask_SORT_1 [L127] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L128] SORT_10 var_16 = var_16_arg_0; [L129] SORT_10 var_17_arg_0 = var_16; [L130] SORT_10 var_17_arg_1 = var_12; [L131] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L132] SORT_1 var_18_arg_0 = var_13; [L133] SORT_1 var_18_arg_1 = var_17; [L134] EXPR var_18_arg_0 | var_18_arg_1 [L134] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L135] SORT_1 var_22_arg_0 = var_18; [L136] SORT_1 var_22 = ~var_22_arg_0; [L137] SORT_1 var_23_arg_0 = var_21; [L138] SORT_1 var_23_arg_1 = var_22; [L139] EXPR var_23_arg_0 & var_23_arg_1 [L139] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L140] EXPR var_23 & mask_SORT_1 [L140] var_23 = var_23 & mask_SORT_1 [L141] SORT_1 bad_24_arg_0 = var_23; [L142] CALL __VERIFIER_assert(!(bad_24_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.41ms. Allocated memory is still 151.0MB. Free memory was 111.5MB in the beginning and 95.9MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.14ms. Allocated memory is still 151.0MB. Free memory was 95.9MB in the beginning and 88.5MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.48ms. Allocated memory is still 151.0MB. Free memory was 88.5MB in the beginning and 85.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1489.37ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 67.1MB in the end (delta: 18.0MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * CodeCheck took 1070.34ms. Allocated memory is still 151.0MB. Free memory was 67.1MB in the beginning and 83.8MB in the end (delta: -16.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.90ms. Allocated memory is still 151.0MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:56:03,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV --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 8338394bbd81b76c0af2e2b3c250f2417497d2ccb212191358f27d2f0c0279c8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:05,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:06,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-11 23:56:06,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:06,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:06,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:06,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:06,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:06,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:06,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:06,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:06,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:06,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:06,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:06,109 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:56:06,109 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:56:06,110 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:56:06,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:06,111 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:06,112 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:06,113 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:06,114 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:56:06,114 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:06,115 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:06,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:06,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:06,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:06,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:06,117 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:06,117 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:56:06,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:06,119 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:06,120 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:56:06,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:06,121 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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8338394bbd81b76c0af2e2b3c250f2417497d2ccb212191358f27d2f0c0279c8 [2023-11-11 23:56:06,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:06,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:06,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:06,565 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:06,566 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:06,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c [2023-11-11 23:56:09,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:10,214 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:10,215 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c [2023-11-11 23:56:10,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data/f2788dcb0/8ec344b700464829873a93c3aeb6b533/FLAGa613af778 [2023-11-11 23:56:10,239 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/data/f2788dcb0/8ec344b700464829873a93c3aeb6b533 [2023-11-11 23:56:10,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:10,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:10,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:10,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:10,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:10,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a2af62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10, skipping insertion in model container [2023-11-11 23:56:10,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,303 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:10,516 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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c[1266,1279] [2023-11-11 23:56:10,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:10,665 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:10,682 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_aa3798db-ca26-4ca5-af89-d3f115db5b2e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p07.c[1266,1279] [2023-11-11 23:56:10,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:10,776 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:10,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10 WrapperNode [2023-11-11 23:56:10,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:10,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:10,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:10,778 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:10,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,870 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 268 [2023-11-11 23:56:10,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:10,875 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:10,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:10,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:10,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,935 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,948 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,951 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,955 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:10,956 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:10,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:10,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:10,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:10" (1/1) ... [2023-11-11 23:56:10,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:10,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:11,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:11,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:56:11,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:11,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:11,223 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:11,225 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:11,568 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:11,611 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:11,612 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:56:11,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:11 BoogieIcfgContainer [2023-11-11 23:56:11,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:11,615 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:11,616 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:11,626 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:11,626 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:11" (1/1) ... [2023-11-11 23:56:11,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:56:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:56:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:56:11,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:11,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:11,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:11,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:11,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:56:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:11,923 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:11,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-11 23:56:11,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:12,330 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:12,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-11 23:56:12,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:12,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-11 23:56:12,441 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-11 23:56:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:56:12,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:12,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:12,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:12,448 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:12,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-11 23:56:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:12,681 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:12,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-11 23:56:12,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:13,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:13,071 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:13,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 12 states and 20 transitions. [2023-11-11 23:56:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 20 transitions. [2023-11-11 23:56:13,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:56:13,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:13,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:13,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:13,744 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:13,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-11 23:56:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:14,016 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:14,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-11 23:56:14,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:14,760 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:14,763 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:14,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:15,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 15 states and 28 transitions. [2023-11-11 23:56:15,612 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 28 transitions. [2023-11-11 23:56:15,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:56:15,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:15,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:15,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:15,614 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:15,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-11 23:56:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:15,881 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:15,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-11 23:56:15,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:16,385 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:16,389 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:16,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 16 states and 30 transitions. [2023-11-11 23:56:16,664 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 30 transitions. [2023-11-11 23:56:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:56:16,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:16,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:16,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:16,668 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:16,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-11 23:56:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,019 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:17,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 85 conjunts are in the unsatisfiable core [2023-11-11 23:56:17,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:17,933 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:17,939 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:17,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 22 states and 44 transitions. [2023-11-11 23:56:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 44 transitions. [2023-11-11 23:56:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:56:20,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:20,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:20,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:20,005 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:20,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-11 23:56:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:20,375 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:20,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 85 conjunts are in the unsatisfiable core [2023-11-11 23:56:20,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:21,042 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:21,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:21,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:21,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 23 states and 46 transitions. [2023-11-11 23:56:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 46 transitions. [2023-11-11 23:56:21,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:21,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:21,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:21,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:21,398 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:21,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-11 23:56:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:21,728 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:21,871 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 123 conjunts are in the unsatisfiable core [2023-11-11 23:56:21,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:22,707 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:22,711 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:22,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:23,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 24 states and 48 transitions. [2023-11-11 23:56:23,173 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 48 transitions. [2023-11-11 23:56:23,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:56:23,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:23,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:23,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:23,177 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:23,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-11 23:56:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:23,523 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:23,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 123 conjunts are in the unsatisfiable core [2023-11-11 23:56:23,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:24,437 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (9)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:24,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-11 23:56:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:25,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 26 states and 53 transitions. [2023-11-11 23:56:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 53 transitions. [2023-11-11 23:56:25,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:56:25,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:25,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:25,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:25,193 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:25,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-11 23:56:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:25,658 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:25,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 169 conjunts are in the unsatisfiable core [2023-11-11 23:56:25,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:27,100 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:27,105 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (10)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:27,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:29,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:29,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 32 states and 68 transitions. [2023-11-11 23:56:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 68 transitions. [2023-11-11 23:56:29,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:56:29,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:29,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:29,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:29,776 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:29,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-11 23:56:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:30,217 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:30,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:30,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 169 conjunts are in the unsatisfiable core [2023-11-11 23:56:30,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:31,466 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:31,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:31,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 33 states and 69 transitions. [2023-11-11 23:56:31,954 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 69 transitions. [2023-11-11 23:56:31,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:56:31,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:31,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:31,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:56:31,960 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:56:31,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-11 23:56:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:32,433 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:56:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:32,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 219 conjunts are in the unsatisfiable core [2023-11-11 23:56:32,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:56:34,033 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:34,037 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (12)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:56:34,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-11 23:56:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2023-11-11 23:56:36,007 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2023-11-11 23:56:36,007 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-11 23:56:36,008 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2023-11-11 23:56:36,016 INFO L753 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-11 23:56:36,205 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2023-11-11 23:56:36,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:56:36 ImpRootNode [2023-11-11 23:56:36,215 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:56:36,215 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:56:36,216 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:56:36,216 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:56:36,216 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:11" (3/4) ... [2023-11-11 23:56:36,219 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-11 23:56:36,231 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-11 23:56:36,231 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-11 23:56:36,232 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-11 23:56:36,233 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-11 23:56:36,359 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-11 23:56:36,360 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-11 23:56:36,360 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:56:36,361 INFO L158 Benchmark]: Toolchain (without parser) took 26117.39ms. Allocated memory was 119.5MB in the beginning and 436.2MB in the end (delta: 316.7MB). Free memory was 94.2MB in the beginning and 315.4MB in the end (delta: -221.2MB). Peak memory consumption was 96.9MB. Max. memory is 16.1GB. [2023-11-11 23:56:36,361 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:36,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.35ms. Allocated memory is still 119.5MB. Free memory was 94.2MB in the beginning and 78.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:36,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.20ms. Allocated memory is still 119.5MB. Free memory was 78.9MB in the beginning and 76.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:36,362 INFO L158 Benchmark]: Boogie Preprocessor took 80.71ms. Allocated memory is still 119.5MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:36,362 INFO L158 Benchmark]: RCFGBuilder took 658.45ms. Allocated memory is still 119.5MB. Free memory was 74.3MB in the beginning and 82.5MB in the end (delta: -8.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2023-11-11 23:56:36,363 INFO L158 Benchmark]: CodeCheck took 24599.52ms. Allocated memory was 119.5MB in the beginning and 436.2MB in the end (delta: 316.7MB). Free memory was 82.5MB in the beginning and 322.6MB in the end (delta: -240.2MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:36,364 INFO L158 Benchmark]: Witness Printer took 144.43ms. Allocated memory is still 436.2MB. Free memory was 322.6MB in the beginning and 315.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:56:36,366 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: 24.4s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 353 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 260 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 245 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1367 IncrementalHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 245 mSolverCounterUnsat, 11 mSDtfsCounter, 1367 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1735 GetRequests, 1525 SyntacticMatches, 74 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8094 ImplicationChecksByTransitivity, 10.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 149 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 2417 SizeOfPredicates, 1011 NumberOfNonLiveVariables, 4077 ConjunctsInSsa, 1139 ConjunctsInUnsatCore, 11 InterpolantComputations, 1 PerfectInterpolantSequences, 0/235 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: 92]: Loop Invariant Derived loop invariant: ((((((((1 == mask_SORT_1) && (0 == state_27)) && (var_7 == 0)) && (0 == state_42)) && (0 == state_57)) && (0 == state_61)) && (var_12 == 0)) && (0 == state_14)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 531.35ms. Allocated memory is still 119.5MB. Free memory was 94.2MB in the beginning and 78.9MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.20ms. Allocated memory is still 119.5MB. Free memory was 78.9MB in the beginning and 76.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.71ms. Allocated memory is still 119.5MB. Free memory was 76.4MB in the beginning and 74.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 658.45ms. Allocated memory is still 119.5MB. Free memory was 74.3MB in the beginning and 82.5MB in the end (delta: -8.2MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * CodeCheck took 24599.52ms. Allocated memory was 119.5MB in the beginning and 436.2MB in the end (delta: 316.7MB). Free memory was 82.5MB in the beginning and 322.6MB in the end (delta: -240.2MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Witness Printer took 144.43ms. Allocated memory is still 436.2MB. Free memory was 322.6MB in the beginning and 315.4MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-11 23:56:36,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3798db-ca26-4ca5-af89-d3f115db5b2e/bin/ukojak-verify-0OAaufAVZV/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: TRUE