./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9 --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 51c029c3e6da7a855218885875d9decd9132b07b4b4a0cd8ca561de10b840446 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:43:55,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:43:55,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:43:55,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:43:55,508 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:43:55,530 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:43:55,531 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:43:55,532 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:43:55,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:43:55,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:43:55,534 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:43:55,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:43:55,535 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:43:55,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:43:55,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:43:55,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:43:55,537 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:43:55,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:43:55,538 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:43:55,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:43:55,539 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:43:55,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:43:55,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:43:55,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:43:55,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:43:55,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:43:55,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:43:55,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:43:55,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:43:55,543 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:43:55,543 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_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51c029c3e6da7a855218885875d9decd9132b07b4b4a0cd8ca561de10b840446 [2023-12-03 04:43:55,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:43:55,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:43:55,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:43:55,801 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:43:55,802 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:43:55,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c [2023-12-03 04:43:58,621 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:43:58,792 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:43:58,793 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c [2023-12-03 04:43:58,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data/b03a763fd/9e4412d32d9c4a12860fd02f82e2e979/FLAGaa9351cb7 [2023-12-03 04:43:58,813 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data/b03a763fd/9e4412d32d9c4a12860fd02f82e2e979 [2023-12-03 04:43:58,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:43:58,817 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:43:58,818 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:43:58,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:43:58,823 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:43:58,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:43:58" (1/1) ... [2023-12-03 04:43:58,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eba602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:58, skipping insertion in model container [2023-12-03 04:43:58,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:43:58" (1/1) ... [2023-12-03 04:43:58,847 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:43:59,011 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_129e822b-1baf-4489-af0a-7cddb3d25a64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c[1297,1310] [2023-12-03 04:43:59,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:43:59,050 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:43:59,060 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_129e822b-1baf-4489-af0a-7cddb3d25a64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c[1297,1310] [2023-12-03 04:43:59,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:43:59,090 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:43:59,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59 WrapperNode [2023-12-03 04:43:59,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:43:59,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:43:59,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:43:59,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:43:59,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,134 INFO L138 Inliner]: procedures = 18, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 143 [2023-12-03 04:43:59,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:43:59,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:43:59,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:43:59,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:43:59,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:43:59,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:43:59,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:43:59,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:43:59,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:43:59,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:43:59,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:43:59,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:43:59,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:43:59,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:43:59,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:43:59,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:43:59,297 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:43:59,299 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:43:59,530 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:43:59,683 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:43:59,684 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:43:59,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:43:59 BoogieIcfgContainer [2023-12-03 04:43:59,685 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:43:59,686 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:43:59,686 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:43:59,694 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:43:59,694 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:43:59" (1/1) ... [2023-12-03 04:43:59,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:43:59,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:43:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:43:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:43:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:43:59,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:43:59,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:43:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:43:59,924 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:44:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:44:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:44:00,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:44:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:44:00,263 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 04:44:00,285 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-03 04:44:00,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:44:00 ImpRootNode [2023-12-03 04:44:00,290 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:44:00,291 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:44:00,291 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:44:00,291 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:44:00,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:43:59" (3/4) ... [2023-12-03 04:44:00,294 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:44:00,295 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:44:00,296 INFO L158 Benchmark]: Toolchain (without parser) took 1478.59ms. Allocated memory is still 148.9MB. Free memory was 106.0MB in the beginning and 40.2MB in the end (delta: 65.8MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2023-12-03 04:44:00,296 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:44:00,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.96ms. Allocated memory is still 148.9MB. Free memory was 106.0MB in the beginning and 112.6MB in the end (delta: -6.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:44:00,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.00ms. Allocated memory is still 148.9MB. Free memory was 112.6MB in the beginning and 110.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:44:00,298 INFO L158 Benchmark]: Boogie Preprocessor took 31.72ms. Allocated memory is still 148.9MB. Free memory was 110.5MB in the beginning and 108.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:44:00,299 INFO L158 Benchmark]: RCFGBuilder took 517.14ms. Allocated memory is still 148.9MB. Free memory was 108.9MB in the beginning and 70.6MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 04:44:00,300 INFO L158 Benchmark]: CodeCheck took 604.13ms. Allocated memory is still 148.9MB. Free memory was 70.6MB in the beginning and 40.2MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 04:44:00,300 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 148.9MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:44:00,304 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: 0.6s, 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: 22]: 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 bitwiseAnd at line 59. Possible FailurePath: [L27] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L28] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L30] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 101); [L31] const SORT_4 msb_SORT_4 = (SORT_4)1 << (101 - 1); [L33] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 32); [L34] const SORT_8 msb_SORT_8 = (SORT_8)1 << (32 - 1); [L36] const SORT_4 var_5 = 1; [L37] const SORT_8 var_9 = 200; [L38] const SORT_1 var_14 = 1; [L39] const SORT_4 var_18 = 0; [L40] const SORT_8 var_23 = 100; [L42] SORT_1 input_2; [L43] SORT_1 input_3; [L45] EXPR __VERIFIER_nondet_uint128() & mask_SORT_4 [L45] SORT_4 state_6 = __VERIFIER_nondet_uint128() & mask_SORT_4; [L46] EXPR __VERIFIER_nondet_uint128() & mask_SORT_4 [L46] SORT_4 state_19 = __VERIFIER_nondet_uint128() & mask_SORT_4; [L48] SORT_4 init_7_arg_1 = var_5; [L49] state_6 = init_7_arg_1 [L50] SORT_4 init_20_arg_1 = var_18; [L51] state_19 = init_20_arg_1 VAL [init_20_arg_1=0, init_7_arg_1=1, mask_SORT_1=1, mask_SORT_4=2535301200456458802993406410751, mask_SORT_8=4294967295, msb_SORT_1=1, msb_SORT_4=1267650600228229401496703205376, msb_SORT_8=2147483648, state_19=0, state_6=1, var_14=1, var_18=0, var_23=100, var_5=1, var_9=200] [L54] input_2 = __VERIFIER_nondet_uchar() [L55] input_3 = __VERIFIER_nondet_uchar() [L58] SORT_8 var_10_arg_0 = var_9; [L59] EXPR var_10_arg_0 & mask_SORT_8 [L59] var_10_arg_0 = var_10_arg_0 & mask_SORT_8 [L60] SORT_4 var_10 = var_10_arg_0; [L61] SORT_4 var_11_arg_0 = state_6; [L62] SORT_4 var_11_arg_1 = var_10; [L63] SORT_1 var_11 = var_11_arg_0 < var_11_arg_1; [L64] SORT_1 var_15_arg_0 = var_11; [L65] SORT_1 var_15 = ~var_15_arg_0; [L66] SORT_1 var_16_arg_0 = var_14; [L67] SORT_1 var_16_arg_1 = var_15; [L68] EXPR var_16_arg_0 & var_16_arg_1 [L68] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L69] EXPR var_16 & mask_SORT_1 [L69] var_16 = var_16 & mask_SORT_1 [L70] SORT_1 bad_17_arg_0 = var_16; [L71] CALL __VERIFIER_assert(!(bad_17_arg_0)) [L22] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L22] reach_error() VAL [\old(cond)=0, cond=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.96ms. Allocated memory is still 148.9MB. Free memory was 106.0MB in the beginning and 112.6MB in the end (delta: -6.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.00ms. Allocated memory is still 148.9MB. Free memory was 112.6MB in the beginning and 110.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.72ms. Allocated memory is still 148.9MB. Free memory was 110.5MB in the beginning and 108.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.14ms. Allocated memory is still 148.9MB. Free memory was 108.9MB in the beginning and 70.6MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 604.13ms. Allocated memory is still 148.9MB. Free memory was 70.6MB in the beginning and 40.2MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 148.9MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:44:00,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/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_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9 --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 51c029c3e6da7a855218885875d9decd9132b07b4b4a0cd8ca561de10b840446 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:44:02,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:44:02,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2023-12-03 04:44:02,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:44:02,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:44:02,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:44:02,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:44:02,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:44:02,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:44:02,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:44:02,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:44:02,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:44:02,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:44:02,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:44:02,384 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:44:02,385 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:44:02,385 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:44:02,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:44:02,386 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:44:02,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:44:02,388 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:44:02,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:44:02,393 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:02,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:44:02,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:44:02,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:44:02,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:44:02,395 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:44:02,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:44:02,395 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:44:02,396 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:02,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:44:02,397 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:44:02,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:44:02,397 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_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51c029c3e6da7a855218885875d9decd9132b07b4b4a0cd8ca561de10b840446 [2023-12-03 04:44:02,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:44:02,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:44:02,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:44:02,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:44:02,717 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:44:02,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c [2023-12-03 04:44:05,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:44:05,695 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:44:05,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c [2023-12-03 04:44:05,703 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data/a79932b72/8a7590b78a11493693b55501bbc681eb/FLAGaf85adddc [2023-12-03 04:44:05,717 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/data/a79932b72/8a7590b78a11493693b55501bbc681eb [2023-12-03 04:44:05,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:44:05,721 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:44:05,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:44:05,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:44:05,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:44:05,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:05,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d1944aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05, skipping insertion in model container [2023-12-03 04:44:05,729 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:05,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:44:05,906 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_129e822b-1baf-4489-af0a-7cddb3d25a64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c[1297,1310] [2023-12-03 04:44:05,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:44:05,951 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:44:05,965 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_129e822b-1baf-4489-af0a-7cddb3d25a64/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.seq.c[1297,1310] [2023-12-03 04:44:05,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:44:05,998 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:44:05,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05 WrapperNode [2023-12-03 04:44:05,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:44:06,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:44:06,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:44:06,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:44:06,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,039 INFO L138 Inliner]: procedures = 18, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2023-12-03 04:44:06,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:44:06,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:44:06,040 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:44:06,040 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:44:06,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,053 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:44:06,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:44:06,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:44:06,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:44:06,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:44:05" (1/1) ... [2023-12-03 04:44:06,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:44:06,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:44:06,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:44:06,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:44:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:44:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:44:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:44:06,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:44:06,233 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:44:06,236 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:44:06,391 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:44:06,431 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:44:06,431 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:44:06,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:44:06 BoogieIcfgContainer [2023-12-03 04:44:06,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:44:06,434 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:44:06,434 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:44:06,442 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:44:06,442 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:44:06" (1/1) ... [2023-12-03 04:44:06,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:44:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:06,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-12-03 04:44:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-12-03 04:44:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:44:06,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:06,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:06,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:06,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:06,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:44:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:06,642 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:06,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 04:44:06,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:06,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:06,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:44:07,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:07,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-12-03 04:44:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-12-03 04:44:07,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:44:07,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:07,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:07,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:07,019 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:07,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:44:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:07,147 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:07,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:07,195 WARN L260 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-03 04:44:07,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:07,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:44:07,688 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:44:08,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-12-03 04:44:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-12-03 04:44:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:44:08,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:08,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:08,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:08,354 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:08,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:44:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:08,501 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:08,557 WARN L260 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-03 04:44:08,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:09,064 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:44:09,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:44:10,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:10,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2023-12-03 04:44:10,134 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2023-12-03 04:44:10,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:44:10,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:10,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:10,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:10,137 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:10,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:44:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:10,372 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:10,430 WARN L260 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-03 04:44:10,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:11,024 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:11,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 04:44:12,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 19 states and 29 transitions. [2023-12-03 04:44:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 29 transitions. [2023-12-03 04:44:12,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:44:12,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:12,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:12,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:12,207 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:12,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:44:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:12,398 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:12,459 WARN L260 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 04:44:12,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:13,096 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:13,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 04:44:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:14,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2023-12-03 04:44:14,458 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2023-12-03 04:44:14,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:44:14,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:14,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:14,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:14,460 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:14,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:44:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:14,707 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:14,783 WARN L260 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-03 04:44:14,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:15,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:44:15,708 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:44:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 27 states and 43 transitions. [2023-12-03 04:44:17,766 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2023-12-03 04:44:17,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:44:17,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:17,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:17,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:17,768 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:17,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:44:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:18,118 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:18,214 WARN L260 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-03 04:44:18,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:19,124 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:19,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 04:44:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2023-12-03 04:44:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2023-12-03 04:44:21,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:44:21,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:21,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:21,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:21,139 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:21,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 04:44:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:21,462 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:21,555 WARN L260 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 134 conjunts are in the unsatisfiable core [2023-12-03 04:44:21,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:22,577 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:22,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 04:44:24,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:24,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2023-12-03 04:44:24,892 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2023-12-03 04:44:24,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:44:24,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:24,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:24,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:24,894 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:24,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 04:44:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:25,258 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:25,359 WARN L260 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 149 conjunts are in the unsatisfiable core [2023-12-03 04:44:25,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:26,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 04:44:29,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2023-12-03 04:44:29,412 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2023-12-03 04:44:29,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 04:44:29,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:29,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:29,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:29,415 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:29,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 04:44:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:29,875 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:30,009 WARN L260 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 164 conjunts are in the unsatisfiable core [2023-12-03 04:44:30,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:31,515 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:31,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-12-03 04:44:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:34,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2023-12-03 04:44:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2023-12-03 04:44:34,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:44:34,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:34,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:34,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:34,556 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:34,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 04:44:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:34,989 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:35,124 WARN L260 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 179 conjunts are in the unsatisfiable core [2023-12-03 04:44:35,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:36,627 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:36,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 04:44:40,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:40,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2023-12-03 04:44:40,095 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2023-12-03 04:44:40,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:44:40,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:40,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:40,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:40,097 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:40,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 04:44:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:40,578 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:40,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:40,707 WARN L260 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 194 conjunts are in the unsatisfiable core [2023-12-03 04:44:40,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:42,339 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:42,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 04:44:46,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 51 states and 85 transitions. [2023-12-03 04:44:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 85 transitions. [2023-12-03 04:44:46,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:44:46,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:44:46,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:44:46,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:44:46,082 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:44:46,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 04:44:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:46,592 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:44:46,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:44:46,729 WARN L260 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 204 conjunts are in the unsatisfiable core [2023-12-03 04:44:46,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:44:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:44:48,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 04:44:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:44:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2023-12-03 04:44:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2023-12-03 04:44:51,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 04:44:51,616 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2023-12-03 04:44:51,624 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 04:44:52,465 INFO L560 CodeCheckObserver]: Invariant with dag size 65 [2023-12-03 04:44:52,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:44:52 ImpRootNode [2023-12-03 04:44:52,479 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:44:52,479 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:44:52,479 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:44:52,480 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:44:52,480 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:44:06" (3/4) ... [2023-12-03 04:44:52,482 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 04:44:52,489 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-12-03 04:44:52,489 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-12-03 04:44:52,489 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 04:44:52,489 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:44:52,490 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:44:52,584 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:44:52,585 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 04:44:52,585 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:44:52,586 INFO L158 Benchmark]: Toolchain (without parser) took 46865.09ms. Allocated memory was 121.6MB in the beginning and 211.8MB in the end (delta: 90.2MB). Free memory was 98.2MB in the beginning and 91.6MB in the end (delta: 6.6MB). Peak memory consumption was 98.6MB. Max. memory is 16.1GB. [2023-12-03 04:44:52,586 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:44:52,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.02ms. Allocated memory is still 121.6MB. Free memory was 98.2MB in the beginning and 85.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:44:52,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.76ms. Allocated memory is still 121.6MB. Free memory was 85.9MB in the beginning and 84.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:44:52,587 INFO L158 Benchmark]: Boogie Preprocessor took 28.49ms. Allocated memory is still 121.6MB. Free memory was 84.0MB in the beginning and 82.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:44:52,588 INFO L158 Benchmark]: RCFGBuilder took 363.75ms. Allocated memory is still 121.6MB. Free memory was 82.7MB in the beginning and 68.2MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:44:52,588 INFO L158 Benchmark]: CodeCheck took 46044.95ms. Allocated memory was 121.6MB in the beginning and 211.8MB in the end (delta: 90.2MB). Free memory was 68.2MB in the beginning and 95.8MB in the end (delta: -27.6MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2023-12-03 04:44:52,589 INFO L158 Benchmark]: Witness Printer took 105.80ms. Allocated memory is still 211.8MB. Free memory was 95.8MB in the beginning and 91.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:44:52,591 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: 45.2s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 722 SdHoareTripleChecker+Valid, 16.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 610 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 15.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 909 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2663 IncrementalHoareTripleChecker+Invalid, 3572 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 909 mSolverCounterUnsat, 13 mSDtfsCounter, 2663 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2925 GetRequests, 2561 SyntacticMatches, 200 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11810 ImplicationChecksByTransitivity, 26.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 286 NumberOfCodeBlocks, 286 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 273 ConstructedInterpolants, 0 QuantifiedInterpolants, 5938 SizeOfPredicates, 1364 NumberOfNonLiveVariables, 2964 ConjunctsInSsa, 1532 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1014 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: 22]: 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: 52]: Loop Invariant Derived loop invariant: ((((((((((((((((((1 == mask_SORT_1) && (3 == state_19)) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 5)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23)) || (((((((1 == mask_SORT_1) && (55 == state_19)) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 89)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 1)) && (state_19 == 1)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 55)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (34 == state_19)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 1)) && (0 == state_19)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || (((((((state_19 == 2) && (1 == mask_SORT_1)) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 3)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (state_19 == 8)) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 13)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (state_6 == 2)) && (state_19 == 1)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (5 == state_19)) && (state_6 == 8)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (2535301200456458802993406410751 == mask_SORT_4)) && (state_6 == 21)) && (200 == var_9)) && (state_19 == 13)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) || ((((((1 == mask_SORT_1) && (2535301200456458802993406410751 == mask_SORT_4)) && (200 == var_9)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (state_6 == 144)) && (100 == var_23))) || (((((((1 == mask_SORT_1) && (state_19 == 21)) && (2535301200456458802993406410751 == mask_SORT_4)) && (state_6 == 34)) && (200 == var_9)) && (((mask_SORT_8 + 1) % 4294967296) == 0)) && (100 == var_23))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.02ms. Allocated memory is still 121.6MB. Free memory was 98.2MB in the beginning and 85.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.76ms. Allocated memory is still 121.6MB. Free memory was 85.9MB in the beginning and 84.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.49ms. Allocated memory is still 121.6MB. Free memory was 84.0MB in the beginning and 82.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 363.75ms. Allocated memory is still 121.6MB. Free memory was 82.7MB in the beginning and 68.2MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 46044.95ms. Allocated memory was 121.6MB in the beginning and 211.8MB in the end (delta: 90.2MB). Free memory was 68.2MB in the beginning and 95.8MB in the end (delta: -27.6MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Witness Printer took 105.80ms. Allocated memory is still 211.8MB. Free memory was 95.8MB in the beginning and 91.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 04:44:52,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_129e822b-1baf-4489-af0a-7cddb3d25a64/bin/ukojak-verify-Qdu7aM0XO9/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: TRUE