./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:26:51,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:26:51,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 19:26:51,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:26:51,607 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:26:51,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:26:51,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:26:51,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:26:51,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:26:51,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:26:51,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:26:51,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:26:51,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:26:51,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:26:51,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:26:51,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:26:51,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:26:51,651 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:26:51,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:26:51,652 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:26:51,652 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:26:51,656 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:26:51,657 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:26:51,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:26:51,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:51,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:26:51,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:26:51,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:26:51,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:26:51,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:26:51,659 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_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c [2024-11-08 19:26:51,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:26:51,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:26:51,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:26:51,980 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:26:51,981 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:26:51,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c Unable to find full path for "g++" [2024-11-08 19:26:54,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:26:54,246 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:26:54,247 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c [2024-11-08 19:26:54,261 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data/97b0667a6/2c06940f78064c858aedfb6a2265a76d/FLAG0bc2e3424 [2024-11-08 19:26:54,278 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data/97b0667a6/2c06940f78064c858aedfb6a2265a76d [2024-11-08 19:26:54,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:26:54,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:26:54,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:54,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:26:54,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:26:54,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:54,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49f63478 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54, skipping insertion in model container [2024-11-08 19:26:54,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:54,346 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:26:54,533 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2024-11-08 19:26:54,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:54,718 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:26:54,731 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2024-11-08 19:26:54,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:54,848 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:26:54,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54 WrapperNode [2024-11-08 19:26:54,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:54,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:54,851 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:26:54,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:26:54,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:54,877 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,014 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 774 [2024-11-08 19:26:55,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:55,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:26:55,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:26:55,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:26:55,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,114 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,127 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,162 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:26:55,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:26:55,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:26:55,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:26:55,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:54" (1/1) ... [2024-11-08 19:26:55,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:55,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:26:55,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:26:55,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:26:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:26:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:26:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:26:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:26:55,420 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:26:55,422 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:56,568 INFO L? ?]: Removed 411 outVars from TransFormulas that were not future-live. [2024-11-08 19:26:56,569 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:26:57,462 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:26:57,463 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:26:57,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:57 BoogieIcfgContainer [2024-11-08 19:26:57,463 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:26:57,464 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:26:57,464 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:26:57,474 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:26:57,475 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:57" (1/1) ... [2024-11-08 19:26:57,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:26:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:26:57,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 19:26:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 19:26:57,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:26:57,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:26:57,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:26:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:57,965 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:26:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:58,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:26:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:26:58,664 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:26:58,704 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-08 19:26:58,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:26:58 ImpRootNode [2024-11-08 19:26:58,722 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:26:58,723 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:26:58,723 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:26:58,760 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:26:58,760 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:26:57" (3/4) ... [2024-11-08 19:26:58,766 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:26:58,767 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:26:58,770 INFO L158 Benchmark]: Toolchain (without parser) took 4486.44ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 118.7MB in the beginning and 170.3MB in the end (delta: -51.6MB). Peak memory consumption was 118.3MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,771 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:26:58,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.70ms. Allocated memory is still 159.4MB. Free memory was 118.7MB in the beginning and 94.2MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.51ms. Allocated memory is still 159.4MB. Free memory was 94.2MB in the beginning and 119.5MB in the end (delta: -25.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,774 INFO L158 Benchmark]: Boogie Preprocessor took 146.39ms. Allocated memory is still 159.4MB. Free memory was 119.5MB in the beginning and 114.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,775 INFO L158 Benchmark]: RCFGBuilder took 2300.90ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 113.2MB in the beginning and 124.7MB in the end (delta: -11.5MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,777 INFO L158 Benchmark]: CodeCheck took 1258.20ms. Allocated memory is still 220.2MB. Free memory was 124.7MB in the beginning and 67.0MB in the end (delta: 57.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,778 INFO L158 Benchmark]: Witness Printer took 45.43ms. Allocated memory is still 220.2MB. Free memory was 67.0MB in the beginning and 170.3MB in the end (delta: -103.3MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2024-11-08 19:26:58,782 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: 1.2s, 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, 0.2s 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 168, overapproximation of bitwiseAnd at line 155. 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; [L44] const SORT_67 var_68 = 0; [L45] const SORT_10 var_122 = 104; [L46] const SORT_10 var_145 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_29; [L53] SORT_31 input_32; [L54] SORT_31 input_34; [L55] SORT_1 input_36; [L56] SORT_1 input_42; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_3 input_50; [L60] SORT_1 input_53; [L61] SORT_1 input_63; [L62] SORT_1 input_73; [L63] SORT_1 input_79; [L64] SORT_1 input_80; [L65] SORT_1 input_91; [L66] SORT_1 input_98; [L67] SORT_1 input_104; [L68] SORT_1 input_110; [L69] SORT_1 input_116; [L70] SORT_1 input_117; [L71] SORT_1 input_118; [L72] SORT_1 input_135; [L73] SORT_67 input_143; [L74] SORT_1 input_152; [L75] SORT_1 input_153; [L76] SORT_1 input_154; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_ushort() & mask_SORT_67 [L90] SORT_67 state_69 = __VERIFIER_nondet_ushort() & mask_SORT_67; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L91] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] SORT_1 init_9_arg_1 = var_7; [L94] state_8 = init_9_arg_1 [L95] SORT_1 init_15_arg_1 = var_7; [L96] state_14 = init_15_arg_1 [L97] SORT_1 init_26_arg_1 = var_7; [L98] state_25 = init_26_arg_1 [L99] SORT_1 init_28_arg_1 = var_7; [L100] state_27 = init_28_arg_1 [L101] SORT_1 init_39_arg_1 = var_7; [L102] state_38 = init_39_arg_1 [L103] SORT_1 init_41_arg_1 = var_7; [L104] state_40 = init_41_arg_1 [L105] SORT_1 init_49_arg_1 = var_21; [L106] state_48 = init_49_arg_1 [L107] SORT_1 init_56_arg_1 = var_7; [L108] state_55 = init_56_arg_1 [L109] SORT_1 init_58_arg_1 = var_7; [L110] state_57 = init_58_arg_1 [L111] SORT_1 init_60_arg_1 = var_7; [L112] state_59 = init_60_arg_1 [L113] SORT_1 init_62_arg_1 = var_7; [L114] state_61 = init_62_arg_1 [L115] SORT_1 init_66_arg_1 = var_7; [L116] state_65 = init_66_arg_1 [L117] SORT_67 init_70_arg_1 = var_68; [L118] state_69 = init_70_arg_1 [L119] SORT_1 init_72_arg_1 = var_7; [L120] state_71 = init_72_arg_1 VAL [mask_SORT_1=1, mask_SORT_67=1023, state_14=0, state_25=0, state_27=0, state_38=0, state_40=0, state_48=1, state_55=0, state_57=0, state_59=0, state_61=0, state_65=0, state_69=0, state_71=0, state_8=0, var_122=104, var_12=0, var_145=1, var_21=1, var_68=0, var_7=0] [L123] input_2 = __VERIFIER_nondet_uchar() [L124] input_4 = __VERIFIER_nondet_uchar() [L125] input_5 = __VERIFIER_nondet_uchar() [L126] input_6 = __VERIFIER_nondet_uchar() [L127] input_29 = __VERIFIER_nondet_uchar() [L128] input_32 = __VERIFIER_nondet_uchar() [L129] input_34 = __VERIFIER_nondet_uchar() [L130] input_36 = __VERIFIER_nondet_uchar() [L131] input_42 = __VERIFIER_nondet_uchar() [L132] input_44 = __VERIFIER_nondet_uchar() [L133] input_46 = __VERIFIER_nondet_uchar() [L134] input_50 = __VERIFIER_nondet_uchar() [L135] input_53 = __VERIFIER_nondet_uchar() [L136] input_63 = __VERIFIER_nondet_uchar() [L137] input_73 = __VERIFIER_nondet_uchar() [L138] input_79 = __VERIFIER_nondet_uchar() [L139] input_80 = __VERIFIER_nondet_uchar() [L140] input_91 = __VERIFIER_nondet_uchar() [L141] input_98 = __VERIFIER_nondet_uchar() [L142] input_104 = __VERIFIER_nondet_uchar() [L143] input_110 = __VERIFIER_nondet_uchar() [L144] input_116 = __VERIFIER_nondet_uchar() [L145] input_117 = __VERIFIER_nondet_uchar() [L146] input_118 = __VERIFIER_nondet_uchar() [L147] input_135 = __VERIFIER_nondet_uchar() [L148] input_143 = __VERIFIER_nondet_ushort() [L149] input_152 = __VERIFIER_nondet_uchar() [L150] input_153 = __VERIFIER_nondet_uchar() [L151] input_154 = __VERIFIER_nondet_uchar() [L154] SORT_1 var_11_arg_0 = state_8; [L155] EXPR var_11_arg_0 & mask_SORT_1 [L155] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L156] SORT_10 var_11 = var_11_arg_0; [L157] SORT_10 var_13_arg_0 = var_11; [L158] SORT_10 var_13_arg_1 = var_12; [L159] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L160] SORT_1 var_16_arg_0 = state_14; [L161] EXPR var_16_arg_0 & mask_SORT_1 [L161] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L162] SORT_10 var_16 = var_16_arg_0; [L163] SORT_10 var_17_arg_0 = var_16; [L164] SORT_10 var_17_arg_1 = var_12; [L165] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L166] SORT_1 var_18_arg_0 = var_13; [L167] SORT_1 var_18_arg_1 = var_17; [L168] EXPR var_18_arg_0 | var_18_arg_1 [L168] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L169] SORT_1 var_22_arg_0 = var_18; [L170] SORT_1 var_22 = ~var_22_arg_0; [L171] SORT_1 var_23_arg_0 = var_21; [L172] SORT_1 var_23_arg_1 = var_22; [L173] EXPR var_23_arg_0 & var_23_arg_1 [L173] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L174] EXPR var_23 & mask_SORT_1 [L174] var_23 = var_23 & mask_SORT_1 [L175] SORT_1 bad_24_arg_0 = var_23; [L176] CALL __VERIFIER_assert(!(bad_24_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.70ms. Allocated memory is still 159.4MB. Free memory was 118.7MB in the beginning and 94.2MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.51ms. Allocated memory is still 159.4MB. Free memory was 94.2MB in the beginning and 119.5MB in the end (delta: -25.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.39ms. Allocated memory is still 159.4MB. Free memory was 119.5MB in the beginning and 114.0MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2300.90ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 113.2MB in the beginning and 124.7MB in the end (delta: -11.5MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. * CodeCheck took 1258.20ms. Allocated memory is still 220.2MB. Free memory was 124.7MB in the beginning and 67.0MB in the end (delta: 57.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 45.43ms. Allocated memory is still 220.2MB. Free memory was 67.0MB in the beginning and 170.3MB in the end (delta: -103.3MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:26:58,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:27:01,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:27:01,579 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 19:27:01,630 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:27:01,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:27:01,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:27:01,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:27:01,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:27:01,637 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:27:01,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:27:01,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:27:01,639 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:27:01,639 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:27:01,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:27:01,642 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:27:01,642 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:27:01,643 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:27:01,643 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:27:01,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:27:01,644 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:27:01,647 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:27:01,648 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:27:01,648 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:27:01,649 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:01,649 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:27:01,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:27:01,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:01,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:27:01,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:27:01,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:27:01,651 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:27:01,651 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:01,651 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:27:01,655 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_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be98390aa39eb4015bb82c52f3543b0d6ba9e6d709277c1c8e88d4773e2b528c [2024-11-08 19:27:02,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:02,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:02,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:02,134 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:02,135 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:02,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c Unable to find full path for "g++" [2024-11-08 19:27:04,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:04,815 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:04,819 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c [2024-11-08 19:27:04,834 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data/ef43a7385/24cf51fa58dc40eab40441437e05a4fa/FLAGfbcaf5191 [2024-11-08 19:27:05,065 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/data/ef43a7385/24cf51fa58dc40eab40441437e05a4fa [2024-11-08 19:27:05,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:05,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:05,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:05,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:05,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:05,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4deee201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05, skipping insertion in model container [2024-11-08 19:27:05,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,134 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:05,388 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2024-11-08 19:27:05,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:05,566 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:05,579 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p11.c[1266,1279] [2024-11-08 19:27:05,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:05,776 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:05,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05 WrapperNode [2024-11-08 19:27:05,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:05,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:05,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:05,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:05,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,860 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 502 [2024-11-08 19:27:05,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:05,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:05,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:05,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:05,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,881 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,881 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,909 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,930 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:05,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:05,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:05,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:05,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:05" (1/1) ... [2024-11-08 19:27:05,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:05,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:05,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:05,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:27:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:06,207 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:06,210 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:06,751 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-08 19:27:06,752 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:06,842 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:27:06,842 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:27:06,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:06 BoogieIcfgContainer [2024-11-08 19:27:06,843 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:27:06,844 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:27:06,844 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:27:06,856 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:27:06,856 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:06" (1/1) ... [2024-11-08 19:27:06,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:27:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 19:27:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 19:27:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:27:06,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:06,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:06,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:06,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:06,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:27:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:07,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:07,310 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 19:27:07,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:07,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:07,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:27:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 19:27:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 19:27:07,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:27:07,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:07,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:07,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:07,706 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:07,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:27:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:08,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:08,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 19:27:08,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:09,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:09,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:27:09,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:09,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-11-08 19:27:09,612 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-11-08 19:27:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:27:09,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:09,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:09,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:09,616 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:09,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 19:27:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:10,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:10,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 19:27:10,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:11,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:11,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 19:27:12,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-11-08 19:27:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-11-08 19:27:12,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:27:12,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:12,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:12,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:12,343 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:12,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 19:27:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:12,901 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:13,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-08 19:27:13,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:14,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 19:27:15,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:15,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2024-11-08 19:27:15,028 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2024-11-08 19:27:15,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:27:15,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:15,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:15,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:27:15,032 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:27:15,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 19:27:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:15,681 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:27:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:15,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-08 19:27:15,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:27:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:29,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 19:27:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:30,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2024-11-08 19:27:30,438 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2024-11-08 19:27:30,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 19:27:30,439 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 19:27:30,447 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 19:27:30,512 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-08 19:27:30,513 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_38~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_55~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-08 19:27:30,513 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-08 19:27:30,513 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_38~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_55~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-08 19:27:30,514 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 19:27:30,514 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-08 19:27:30,514 INFO L77 FloydHoareUtils]: At program point L121-2(lines 121 436) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~var_7~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_27~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_8~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_38~0#1|) (= (_ bv0 32) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_55~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_61~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_57~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~state_40~0#1|)) [2024-11-08 19:27:30,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:27:30 ImpRootNode [2024-11-08 19:27:30,531 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:27:30,532 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:27:30,536 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:27:30,536 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:27:30,537 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:06" (3/4) ... [2024-11-08 19:27:30,540 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 19:27:30,553 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-08 19:27:30,554 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 19:27:30,555 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 19:27:30,556 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 19:27:30,640 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 19:27:30,644 INFO L158 Benchmark]: Toolchain (without parser) took 25574.77ms. Allocated memory was 75.5MB in the beginning and 10.8GB in the end (delta: 10.8GB). Free memory was 50.6MB in the beginning and 10.4GB in the end (delta: -10.3GB). Peak memory consumption was 437.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:30,647 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:30,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 705.19ms. Allocated memory is still 75.5MB. Free memory was 50.4MB in the beginning and 49.7MB in the end (delta: 708.4kB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2024-11-08 19:27:30,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.80ms. Allocated memory is still 75.5MB. Free memory was 49.7MB in the beginning and 45.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:27:30,648 INFO L158 Benchmark]: Boogie Preprocessor took 77.85ms. Allocated memory is still 75.5MB. Free memory was 45.5MB in the beginning and 42.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:27:30,648 INFO L158 Benchmark]: RCFGBuilder took 902.55ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 42.8MB in the beginning and 75.8MB in the end (delta: -33.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:30,648 INFO L158 Benchmark]: CodeCheck took 23687.51ms. Allocated memory was 107.0MB in the beginning and 10.8GB in the end (delta: 10.7GB). Free memory was 75.8MB in the beginning and 10.4GB in the end (delta: -10.3GB). Peak memory consumption was 424.2MB. Max. memory is 16.1GB. [2024-11-08 19:27:30,649 INFO L158 Benchmark]: Witness Printer took 111.14ms. Allocated memory is still 10.8GB. Free memory was 10.4GB in the beginning and 10.4GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:27:30,651 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: 23.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 254 IncrementalHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 5 mSDtfsCounter, 254 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 491 GetRequests, 422 SyntacticMatches, 25 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.8s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 812 SizeOfPredicates, 28 NumberOfNonLiveVariables, 645 ConjunctsInSsa, 153 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/50 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: ((((((((((0 == var_7) && (0 == state_27)) && (0 == state_8)) && (0 == state_38)) && (0 == var_12)) && (0 == state_55)) && (1 == mask_SORT_1)) && (0 == state_61)) && (0 == state_57)) && (0 == state_40)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 705.19ms. Allocated memory is still 75.5MB. Free memory was 50.4MB in the beginning and 49.7MB in the end (delta: 708.4kB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.80ms. Allocated memory is still 75.5MB. Free memory was 49.7MB in the beginning and 45.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.85ms. Allocated memory is still 75.5MB. Free memory was 45.5MB in the beginning and 42.8MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 902.55ms. Allocated memory was 75.5MB in the beginning and 107.0MB in the end (delta: 31.5MB). Free memory was 42.8MB in the beginning and 75.8MB in the end (delta: -33.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * CodeCheck took 23687.51ms. Allocated memory was 107.0MB in the beginning and 10.8GB in the end (delta: 10.7GB). Free memory was 75.8MB in the beginning and 10.4GB in the end (delta: -10.3GB). Peak memory consumption was 424.2MB. Max. memory is 16.1GB. * Witness Printer took 111.14ms. Allocated memory is still 10.8GB. Free memory was 10.4GB in the beginning and 10.4GB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:27:30,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94a75a31-5766-4343-9281-bc5ab8674f4f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null