./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:38,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:38,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 02:54:38,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:38,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:38,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:38,290 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:38,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:38,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:38,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:38,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:38,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:38,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:38,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:38,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:38,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:38,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:38,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:38,302 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:38,303 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:38,303 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:38,304 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:38,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:38,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:38,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:38,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:38,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:38,307 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:38,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:38,307 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:38,309 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_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 [2023-11-19 02:54:38,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:38,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:38,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:38,580 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:38,580 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:38,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2023-11-19 02:54:42,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:42,323 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:42,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2023-11-19 02:54:42,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data/fc645475e/414a523d1ee945fb855f6a634d80c240/FLAGa4dce37c0 [2023-11-19 02:54:42,351 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data/fc645475e/414a523d1ee945fb855f6a634d80c240 [2023-11-19 02:54:42,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:42,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:42,356 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:42,356 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:42,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:42,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15015f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42, skipping insertion in model container [2023-11-19 02:54:42,364 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,405 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:42,610 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_c06fa6f1-4556-4690-8903-16d473a5a402/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2023-11-19 02:54:42,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:42,793 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:42,804 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_c06fa6f1-4556-4690-8903-16d473a5a402/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2023-11-19 02:54:42,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:42,933 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:42,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42 WrapperNode [2023-11-19 02:54:42,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:42,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:42,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:42,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:42,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:42,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,090 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 815 [2023-11-19 02:54:43,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:43,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:43,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:43,092 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:43,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:43,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:43,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:43,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:43,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:42" (1/1) ... [2023-11-19 02:54:43,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:43,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:43,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:43,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:43,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:43,535 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:43,537 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:44,427 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:45,429 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:45,429 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:54:45,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:45 BoogieIcfgContainer [2023-11-19 02:54:45,434 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:45,436 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:45,436 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:45,446 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:45,447 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:45" (1/1) ... [2023-11-19 02:54:45,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 02:54:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 02:54:45,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:54:45,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:45,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:54:46,020 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:54:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:54:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:54:46,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:54:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:54:46,654 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 02:54:46,686 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-19 02:54:46,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:54:46 ImpRootNode [2023-11-19 02:54:46,703 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:54:46,706 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:54:46,706 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:54:46,706 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:54:46,707 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:45" (3/4) ... [2023-11-19 02:54:46,710 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 02:54:46,711 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:54:46,713 INFO L158 Benchmark]: Toolchain (without parser) took 4357.56ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 136.5MB in the beginning and 132.2MB in the end (delta: 4.3MB). Peak memory consumption was 84.0MB. Max. memory is 16.1GB. [2023-11-19 02:54:46,714 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:46,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.29ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 114.7MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:46,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 155.97ms. Allocated memory is still 167.8MB. Free memory was 114.7MB in the beginning and 100.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:54:46,717 INFO L158 Benchmark]: Boogie Preprocessor took 164.63ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 95.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 02:54:46,718 INFO L158 Benchmark]: RCFGBuilder took 2177.01ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 95.2MB in the beginning and 193.0MB in the end (delta: -97.8MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2023-11-19 02:54:46,718 INFO L158 Benchmark]: CodeCheck took 1267.84ms. Allocated memory is still 245.4MB. Free memory was 193.0MB in the beginning and 133.2MB in the end (delta: 59.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-19 02:54:46,719 INFO L158 Benchmark]: Witness Printer took 6.04ms. Allocated memory is still 245.4MB. Free memory was 133.2MB in the beginning and 132.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:46,732 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, 0.1s 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 165, overapproximation of bitwiseAnd at line 152. 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_69 mask_SORT_69 = (SORT_69)-1 >> (sizeof(SORT_69) * 8 - 10); [L39] const SORT_69 msb_SORT_69 = (SORT_69)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_69 var_70 = 0; [L45] const SORT_10 var_97 = 104; [L46] const SORT_10 var_151 = 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_1 input_34; [L55] SORT_31 input_36; [L56] SORT_1 input_38; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_1 input_48; [L60] SORT_3 input_52; [L61] SORT_1 input_55; [L62] SORT_1 input_65; [L63] SORT_1 input_73; [L64] SORT_1 input_79; [L65] SORT_1 input_80; [L66] SORT_1 input_91; [L67] SORT_1 input_92; [L68] SORT_1 input_93; [L69] SORT_1 input_107; [L70] SORT_1 input_113; [L71] SORT_1 input_119; [L72] SORT_1 input_125; [L73] SORT_1 input_126; [L74] SORT_1 input_127; [L75] SORT_1 input_141; [L76] SORT_69 input_149; [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_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_ushort() & mask_SORT_69 [L90] SORT_69 state_71 = __VERIFIER_nondet_ushort() & mask_SORT_69; [L92] SORT_1 init_9_arg_1 = var_7; [L93] state_8 = init_9_arg_1 [L94] SORT_1 init_15_arg_1 = var_7; [L95] state_14 = init_15_arg_1 [L96] SORT_1 init_26_arg_1 = var_7; [L97] state_25 = init_26_arg_1 [L98] SORT_1 init_28_arg_1 = var_7; [L99] state_27 = init_28_arg_1 [L100] SORT_1 init_41_arg_1 = var_7; [L101] state_40 = init_41_arg_1 [L102] SORT_1 init_43_arg_1 = var_7; [L103] state_42 = init_43_arg_1 [L104] SORT_1 init_51_arg_1 = var_21; [L105] state_50 = init_51_arg_1 [L106] SORT_1 init_58_arg_1 = var_7; [L107] state_57 = init_58_arg_1 [L108] SORT_1 init_60_arg_1 = var_7; [L109] state_59 = init_60_arg_1 [L110] SORT_1 init_62_arg_1 = var_7; [L111] state_61 = init_62_arg_1 [L112] SORT_1 init_64_arg_1 = var_7; [L113] state_63 = init_64_arg_1 [L114] SORT_1 init_68_arg_1 = var_7; [L115] state_67 = init_68_arg_1 [L116] SORT_69 init_72_arg_1 = var_70; [L117] state_71 = init_72_arg_1 VAL [init_15_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_51_arg_1=1, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_68_arg_1=0, init_72_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_69=1023, msb_SORT_10=2147483648, msb_SORT_1=1, msb_SORT_31=8, msb_SORT_3=128, msb_SORT_69=512, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L120] input_2 = __VERIFIER_nondet_uchar() [L121] input_4 = __VERIFIER_nondet_uchar() [L122] input_5 = __VERIFIER_nondet_uchar() [L123] input_6 = __VERIFIER_nondet_uchar() [L124] input_29 = __VERIFIER_nondet_uchar() [L125] input_32 = __VERIFIER_nondet_uchar() [L126] input_34 = __VERIFIER_nondet_uchar() [L127] input_36 = __VERIFIER_nondet_uchar() [L128] input_38 = __VERIFIER_nondet_uchar() [L129] input_44 = __VERIFIER_nondet_uchar() [L130] input_46 = __VERIFIER_nondet_uchar() [L131] input_48 = __VERIFIER_nondet_uchar() [L132] input_52 = __VERIFIER_nondet_uchar() [L133] input_55 = __VERIFIER_nondet_uchar() [L134] input_65 = __VERIFIER_nondet_uchar() [L135] input_73 = __VERIFIER_nondet_uchar() [L136] input_79 = __VERIFIER_nondet_uchar() [L137] input_80 = __VERIFIER_nondet_uchar() [L138] input_91 = __VERIFIER_nondet_uchar() [L139] input_92 = __VERIFIER_nondet_uchar() [L140] input_93 = __VERIFIER_nondet_uchar() [L141] input_107 = __VERIFIER_nondet_uchar() [L142] input_113 = __VERIFIER_nondet_uchar() [L143] input_119 = __VERIFIER_nondet_uchar() [L144] input_125 = __VERIFIER_nondet_uchar() [L145] input_126 = __VERIFIER_nondet_uchar() [L146] input_127 = __VERIFIER_nondet_uchar() [L147] input_141 = __VERIFIER_nondet_uchar() [L148] input_149 = __VERIFIER_nondet_ushort() [L151] SORT_1 var_11_arg_0 = state_8; [L152] EXPR var_11_arg_0 & mask_SORT_1 [L152] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L153] SORT_10 var_11 = var_11_arg_0; [L154] SORT_10 var_13_arg_0 = var_11; [L155] SORT_10 var_13_arg_1 = var_12; [L156] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L157] SORT_1 var_16_arg_0 = state_14; [L158] EXPR var_16_arg_0 & mask_SORT_1 [L158] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L159] SORT_10 var_16 = var_16_arg_0; [L160] SORT_10 var_17_arg_0 = var_16; [L161] SORT_10 var_17_arg_1 = var_12; [L162] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L163] SORT_1 var_18_arg_0 = var_13; [L164] SORT_1 var_18_arg_1 = var_17; [L165] EXPR var_18_arg_0 | var_18_arg_1 [L165] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L166] SORT_1 var_22_arg_0 = var_18; [L167] SORT_1 var_22 = ~var_22_arg_0; [L168] SORT_1 var_23_arg_0 = var_21; [L169] SORT_1 var_23_arg_1 = var_22; [L170] EXPR var_23_arg_0 & var_23_arg_1 [L170] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L171] EXPR var_23 & mask_SORT_1 [L171] var_23 = var_23 & mask_SORT_1 [L172] SORT_1 bad_24_arg_0 = var_23; [L173] 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 0.25ms. Allocated memory is still 115.3MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.29ms. Allocated memory is still 167.8MB. Free memory was 136.5MB in the beginning and 114.7MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 155.97ms. Allocated memory is still 167.8MB. Free memory was 114.7MB in the beginning and 100.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 164.63ms. Allocated memory is still 167.8MB. Free memory was 100.8MB in the beginning and 95.2MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2177.01ms. Allocated memory was 167.8MB in the beginning and 245.4MB in the end (delta: 77.6MB). Free memory was 95.2MB in the beginning and 193.0MB in the end (delta: -97.8MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. * CodeCheck took 1267.84ms. Allocated memory is still 245.4MB. Free memory was 193.0MB in the beginning and 133.2MB in the end (delta: 59.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 6.04ms. Allocated memory is still 245.4MB. Free memory was 133.2MB in the beginning and 132.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 02:54:46,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:49,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:49,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-11-19 02:54:49,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:49,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:49,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:49,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:49,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:49,613 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:49,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:49,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:49,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:49,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:49,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:49,621 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:54:49,621 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:54:49,622 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:54:49,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:49,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:49,623 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:49,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:49,624 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:49,625 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:49,625 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:49,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:49,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:49,626 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:49,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:49,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:49,628 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:54:49,629 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:49,629 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:49,629 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:54:49,630 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:54:49,630 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_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 [2023-11-19 02:54:49,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:50,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:50,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:50,027 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:50,027 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:50,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2023-11-19 02:54:53,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:53,929 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:53,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2023-11-19 02:54:53,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data/8bb216040/f33d3cf89af949c2988fb82629b23a68/FLAG2b0c6172e [2023-11-19 02:54:53,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/data/8bb216040/f33d3cf89af949c2988fb82629b23a68 [2023-11-19 02:54:53,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:53,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:53,965 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:53,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:53,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:53,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:53" (1/1) ... [2023-11-19 02:54:53,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63368ef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:53, skipping insertion in model container [2023-11-19 02:54:53,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:53" (1/1) ... [2023-11-19 02:54:54,012 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:54,166 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_c06fa6f1-4556-4690-8903-16d473a5a402/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2023-11-19 02:54:54,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:54,323 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:54,341 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_c06fa6f1-4556-4690-8903-16d473a5a402/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2023-11-19 02:54:54,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:54,427 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:54,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54 WrapperNode [2023-11-19 02:54:54,428 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:54,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:54,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:54,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:54,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,507 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 485 [2023-11-19 02:54:54,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:54,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:54,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:54,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:54,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,552 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:54,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:54,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:54,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:54,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:54" (1/1) ... [2023-11-19 02:54:54,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:54,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:54,601 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:54,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:54,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:54:54,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:54,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:54,835 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:54,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:55,419 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:55,464 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:55,464 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:54:55,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:55 BoogieIcfgContainer [2023-11-19 02:54:55,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:55,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:55,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:55,479 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:55,480 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:55" (1/1) ... [2023-11-19 02:54:55,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:55,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:55,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-19 02:54:55,542 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-19 02:54:55,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:54:55,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:55,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:55,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:54:55,551 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:54:55,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:54:55,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,803 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:54:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:55,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 02:54:55,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:56,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:56,099 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:54:56,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 02:54:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-19 02:54:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-19 02:54:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:54:56,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:56,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:56,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:54:56,217 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:54:56,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 02:54:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:56,595 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:54:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:56,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 35 conjunts are in the unsatisfiable core [2023-11-19 02:54:56,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:57,094 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:54:57,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 02:54:57,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-19 02:54:57,550 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-19 02:54:57,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:54:57,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:57,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:54:57,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:54:57,552 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:54:57,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 02:54:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:58,098 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:54:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:58,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 581 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-19 02:54:58,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:58,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 02:54:58,745 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:55:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 18 states and 37 transitions. [2023-11-19 02:55:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 37 transitions. [2023-11-19 02:55:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:55:00,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:00,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:00,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:55:00,796 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:55:00,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 02:55:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:01,428 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:55:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:01,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 62 conjunts are in the unsatisfiable core [2023-11-19 02:55:01,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:02,213 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:02,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 02:55:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 23 states and 52 transitions. [2023-11-19 02:55:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 52 transitions. [2023-11-19 02:55:04,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:55:04,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:04,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:04,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:55:04,692 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:55:04,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 02:55:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:05,411 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:55:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:05,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 105 conjunts are in the unsatisfiable core [2023-11-19 02:55:05,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:06,566 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:55:06,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 02:55:09,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:09,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 29 states and 72 transitions. [2023-11-19 02:55:09,752 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 72 transitions. [2023-11-19 02:55:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:55:09,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:09,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:09,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:55:09,756 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:55:09,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 02:55:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:10,743 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:55:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:11,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 149 conjunts are in the unsatisfiable core [2023-11-19 02:55:11,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:12,560 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:55:12,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 02:55:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 35 states and 94 transitions. [2023-11-19 02:55:16,037 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 94 transitions. [2023-11-19 02:55:16,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:55:16,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:16,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:55:16,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:55:16,044 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:55:16,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 02:55:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:17,087 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:55:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:17,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 1589 conjuncts, 209 conjunts are in the unsatisfiable core [2023-11-19 02:55:17,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:19,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 02:55:21,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 4 transitions. [2023-11-19 02:55:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 4 transitions. [2023-11-19 02:55:21,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:55:21,021 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2023-11-19 02:55:21,029 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 02:55:21,146 INFO L560 CodeCheckObserver]: Invariant with dag size 30 [2023-11-19 02:55:21,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:55:21 ImpRootNode [2023-11-19 02:55:21,154 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:55:21,155 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:55:21,155 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:55:21,155 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:55:21,156 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:55" (3/4) ... [2023-11-19 02:55:21,158 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:55:21,182 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-19 02:55:21,183 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 02:55:21,185 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 02:55:21,186 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:55:21,410 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:55:21,411 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:55:21,411 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:55:21,412 INFO L158 Benchmark]: Toolchain (without parser) took 27449.04ms. Allocated memory was 79.7MB in the beginning and 383.8MB in the end (delta: 304.1MB). Free memory was 55.3MB in the beginning and 206.8MB in the end (delta: -151.4MB). Peak memory consumption was 155.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:21,412 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.2MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:55:21,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.95ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 53.7MB in the end (delta: 1.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:21,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.51ms. Allocated memory is still 79.7MB. Free memory was 53.7MB in the beginning and 49.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:55:21,418 INFO L158 Benchmark]: Boogie Preprocessor took 50.24ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 46.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:55:21,419 INFO L158 Benchmark]: RCFGBuilder took 908.96ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 46.8MB in the beginning and 72.1MB in the end (delta: -25.4MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-11-19 02:55:21,419 INFO L158 Benchmark]: CodeCheck took 25684.57ms. Allocated memory was 104.9MB in the beginning and 383.8MB in the end (delta: 278.9MB). Free memory was 72.1MB in the beginning and 217.2MB in the end (delta: -145.0MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. [2023-11-19 02:55:21,420 INFO L158 Benchmark]: Witness Printer took 256.68ms. Allocated memory is still 383.8MB. Free memory was 217.2MB in the beginning and 206.8MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:55:21,424 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: 25.5s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 218 SdHoareTripleChecker+Valid, 8.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 162 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 7.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 147 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1019 IncrementalHoareTripleChecker+Invalid, 1166 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 147 mSolverCounterUnsat, 7 mSDtfsCounter, 1019 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1232 GetRequests, 1073 SyntacticMatches, 25 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7861 ImplicationChecksByTransitivity, 12.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 1445 SizeOfPredicates, 545 NumberOfNonLiveVariables, 5831 ConjunctsInSsa, 621 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/147 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: 118]: Loop Invariant Derived loop invariant: (((((((((((((1 == mask_SORT_1) && (0 == state_27)) && (state_8 == 0)) && (0 == state_40)) && (1 == state_50)) && (0 == state_63)) && (var_7 == 0)) && (0 == state_42)) && (0 == state_57)) && (0 == state_59)) && (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 0.64ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.2MB in the end (delta: 77.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.95ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 53.7MB in the end (delta: 1.5MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.51ms. Allocated memory is still 79.7MB. Free memory was 53.7MB in the beginning and 49.6MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.24ms. Allocated memory is still 79.7MB. Free memory was 49.6MB in the beginning and 46.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 908.96ms. Allocated memory was 79.7MB in the beginning and 104.9MB in the end (delta: 25.2MB). Free memory was 46.8MB in the beginning and 72.1MB in the end (delta: -25.4MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * CodeCheck took 25684.57ms. Allocated memory was 104.9MB in the beginning and 383.8MB in the end (delta: 278.9MB). Free memory was 72.1MB in the beginning and 217.2MB in the end (delta: -145.0MB). Peak memory consumption was 134.4MB. Max. memory is 16.1GB. * Witness Printer took 256.68ms. Allocated memory is still 383.8MB. Free memory was 217.2MB in the beginning and 206.8MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 02:55:21,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c06fa6f1-4556-4690-8903-16d473a5a402/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE