./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:08:41,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:08:41,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:08:41,409 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:08:41,409 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:08:41,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:08:41,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:08:41,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:08:41,428 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:08:41,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:08:41,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:08:41,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:08:41,429 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:08:41,429 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:08:41,430 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:08:41,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:08:41,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:08:41,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:08:41,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:08:41,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:08:41,430 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:08:41,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:08:41,430 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 [2024-12-06 01:08:41,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:08:41,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:08:41,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:08:41,651 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:08:41,651 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:08:41,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2024-12-06 01:08:44,266 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/fbfa7fc8d/3a0d454467434d3698b826bb0581e082/FLAGa7905fc7b [2024-12-06 01:08:44,557 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:08:44,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2024-12-06 01:08:44,573 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/fbfa7fc8d/3a0d454467434d3698b826bb0581e082/FLAGa7905fc7b [2024-12-06 01:08:44,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/fbfa7fc8d/3a0d454467434d3698b826bb0581e082 [2024-12-06 01:08:44,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:08:44,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:08:44,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:08:44,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:08:44,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:08:44,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:08:44" (1/1) ... [2024-12-06 01:08:44,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23136ca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:44, skipping insertion in model container [2024-12-06 01:08:44,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:08:44" (1/1) ... [2024-12-06 01:08:44,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:08:45,335 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 01:08:45,339 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-12-06 01:08:45,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:08:45,348 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:08:45,388 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 01:08:45,389 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-12-06 01:08:45,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:08:45,494 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:08:45,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45 WrapperNode [2024-12-06 01:08:45,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:08:45,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:08:45,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:08:45,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:08:45,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,532 INFO L138 Inliner]: procedures = 557, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2024-12-06 01:08:45,533 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:08:45,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:08:45,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:08:45,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:08:45,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,541 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,545 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:08:45,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:08:45,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:08:45,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:08:45,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:08:45,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:08:45,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:08:45,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:08:45,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:08:45,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:08:45,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:08:45,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:08:45,683 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:08:45,684 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:08:45,738 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 01:08:45,739 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:08:45,777 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:08:45,777 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:08:45,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:08:45 BoogieIcfgContainer [2024-12-06 01:08:45,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:08:45,778 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:08:45,778 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:08:45,785 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:08:45,785 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:08:45" (1/1) ... [2024-12-06 01:08:45,793 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:08:45,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:08:45,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 01:08:45,838 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 01:08:45,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:08:45,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:08:45,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:08:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:08:45,913 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:08:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:08:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:08:45,951 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:08:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:08:45,965 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:08:45,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:08:45 ImpRootNode [2024-12-06 01:08:45,978 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:08:45,979 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:08:45,979 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:08:45,979 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:08:45,980 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:08:45" (3/4) ... [2024-12-06 01:08:45,982 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:08:45,982 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:08:45,983 INFO L158 Benchmark]: Toolchain (without parser) took 1132.67ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 62.4MB in the end (delta: 28.1MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-12-06 01:08:45,983 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:08:45,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.22ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 88.1MB in the end (delta: 2.1MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-12-06 01:08:45,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.23ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 85.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:08:45,985 INFO L158 Benchmark]: Boogie Preprocessor took 17.12ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 84.9MB in the end (delta: 554.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:08:45,985 INFO L158 Benchmark]: RCFGBuilder took 226.59ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 73.5MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:08:45,985 INFO L158 Benchmark]: CodeCheck took 200.37ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 62.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:08:45,986 INFO L158 Benchmark]: Witness Printer took 3.42ms. Allocated memory is still 117.4MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:08:45,988 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, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 855]: 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 someBinaryFLOATComparisonOperation at line 849, overapproximation of someBinaryFLOATComparisonOperation at line 855, overapproximation of someBinaryArithmeticFLOAToperation at line 848. Possible FailurePath: [L847] float x1 = __VERIFIER_nondet_float(); [L848] float x2 = x1 + 1e-2f; [L849] EXPR __builtin_isgreaterequal(x1, 0.0f) && !__builtin_isinf_sign (x1) [L849] EXPR __builtin_isgreaterequal(x1, 0.0f) && !__builtin_isinf_sign (x1) [L849] COND FALSE !(!(__builtin_isgreaterequal(x1, 0.0f) && !__builtin_isinf_sign (x1))) [L850] float y1 = logf(x1); [L851] float y2 = logf(x2); [L852] float derivative = (y2 - y1) / 1e-2f; [L853] float d2 = 1.0f / x2; [L854] float diff = derivative - d2; [L855] COND TRUE !(__builtin_isgreaterequal(diff, -1e-3f)) [L855] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 644.22ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 88.1MB in the end (delta: 2.1MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.23ms. Allocated memory is still 117.4MB. Free memory was 88.1MB in the beginning and 85.4MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.12ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 84.9MB in the end (delta: 554.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 226.59ms. Allocated memory is still 117.4MB. Free memory was 84.9MB in the beginning and 73.5MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 200.37ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 62.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.42ms. Allocated memory is still 117.4MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:08:46,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b --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 32bit --witnessprinter.graph.data.programhash 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:08:47,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:08:47,988 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:08:48,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:08:48,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:08:48,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:08:48,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:08:48,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:08:48,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:08:48,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:08:48,013 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:08:48,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:08:48,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:08:48,015 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:08:48,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:08:48,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:08:48,015 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:48,016 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:08:48,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 191893af89e745e65c72b504e763dfd908536e4c3bc0a58c22606428a6927de5 [2024-12-06 01:08:48,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:08:48,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:08:48,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:08:48,268 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:08:48,269 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:08:48,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2024-12-06 01:08:50,926 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/23e88f7ff/68f12807b613452d901011dd1266c12e/FLAGe806b2c79 [2024-12-06 01:08:51,182 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:08:51,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i [2024-12-06 01:08:51,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/23e88f7ff/68f12807b613452d901011dd1266c12e/FLAGe806b2c79 [2024-12-06 01:08:51,496 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/data/23e88f7ff/68f12807b613452d901011dd1266c12e [2024-12-06 01:08:51,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:08:51,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:08:51,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:08:51,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:08:51,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:08:51,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:08:51" (1/1) ... [2024-12-06 01:08:51,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f29ebca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:51, skipping insertion in model container [2024-12-06 01:08:51,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:08:51" (1/1) ... [2024-12-06 01:08:51,533 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:08:51,967 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 01:08:51,972 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-12-06 01:08:51,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:08:51,986 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:08:52,032 WARN L1675 CHandler]: Possible shadowing of function y1 [2024-12-06 01:08:52,032 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/sv-benchmarks/c/neural-networks/log_4_safe.c-amalgamation.i[63189,63202] [2024-12-06 01:08:52,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:08:52,141 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:08:52,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52 WrapperNode [2024-12-06 01:08:52,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:08:52,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:08:52,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:08:52,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:08:52,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,183 INFO L138 Inliner]: procedures = 558, calls = 13, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2024-12-06 01:08:52,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:08:52,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:08:52,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:08:52,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:08:52,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,197 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:08:52,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:08:52,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:08:52,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:08:52,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:08:52" (1/1) ... [2024-12-06 01:08:52,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:08:52,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:08:52,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:08:52,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:08:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:08:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:08:52,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:08:52,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:08:52,340 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:08:52,341 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:08:59,262 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 01:08:59,262 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:08:59,308 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:08:59,308 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:08:59,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:08:59 BoogieIcfgContainer [2024-12-06 01:08:59,309 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:08:59,310 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:08:59,310 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:08:59,317 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:08:59,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:08:59" (1/1) ... [2024-12-06 01:08:59,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:08:59,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:08:59,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 01:08:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 01:08:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 01:08:59,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:08:59,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:08:59,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:08:59,362 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:08:59,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d357e24-61eb-4ec2-a9cb-c844cf76992a/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:09:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:09:00,149 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:09:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat