./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:12,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:12,570 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:21:12,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:21:12,578 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:21:12,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:12,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:12,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:12,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:12,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:12,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:12,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:12,628 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:12,630 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:21:12,630 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:12,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:12,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:12,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:12,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:12,632 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:12,632 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:12,633 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:12,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:12,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:12,636 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:12,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:12,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:12,637 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:12,638 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:12,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:12,640 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:21:12,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:21:12,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:12,642 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_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 [2023-11-19 03:21:12,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:12,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:12,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:12,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:12,987 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:12,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2023-11-19 03:21:16,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:16,293 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:16,294 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2023-11-19 03:21:16,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data/45a3f5547/77e2ffab2d5541b28690ec7d5be74ed7/FLAG2bf69ccaa [2023-11-19 03:21:16,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data/45a3f5547/77e2ffab2d5541b28690ec7d5be74ed7 [2023-11-19 03:21:16,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:16,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:16,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:16,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:16,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:16,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@167874b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16, skipping insertion in model container [2023-11-19 03:21:16,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,361 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:16,513 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_80b8d063-8313-4290-8957-8ac8fc7316d1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2023-11-19 03:21:16,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:16,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:16,586 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_80b8d063-8313-4290-8957-8ac8fc7316d1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2023-11-19 03:21:16,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:16,646 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:16,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16 WrapperNode [2023-11-19 03:21:16,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:16,647 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:16,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:16,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:16,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,679 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,718 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2023-11-19 03:21:16,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:16,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:16,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:16,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:16,729 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,745 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,745 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,785 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:16,786 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:16,786 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:16,786 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:16,787 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:16" (1/1) ... [2023-11-19 03:21:16,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:16,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:16,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:16,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:21:16,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:21:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:21:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:16,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:16,958 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:16,961 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:17,305 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:17,602 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:17,602 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:21:17,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:17 BoogieIcfgContainer [2023-11-19 03:21:17,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:17,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:17,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:17,619 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:17,619 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:17" (1/1) ... [2023-11-19 03:21:17,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:21:17,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-19 03:21:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-19 03:21:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:21:17,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:17,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:21:18,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:21:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:21:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:21:18,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:21:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:21:18,616 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:21:18,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:21:18 ImpRootNode [2023-11-19 03:21:18,714 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:21:18,715 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:21:18,715 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:21:18,715 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:21:18,716 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:17" (3/4) ... [2023-11-19 03:21:18,724 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:21:18,725 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:21:18,727 INFO L158 Benchmark]: Toolchain (without parser) took 2402.84ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 93.7MB in the beginning and 83.2MB in the end (delta: 10.6MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2023-11-19 03:21:18,728 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:21:18,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.68ms. Allocated memory is still 138.4MB. Free memory was 93.1MB in the beginning and 80.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:21:18,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.39ms. Allocated memory is still 138.4MB. Free memory was 80.5MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:21:18,732 INFO L158 Benchmark]: Boogie Preprocessor took 65.92ms. Allocated memory is still 138.4MB. Free memory was 78.5MB in the beginning and 76.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:21:18,733 INFO L158 Benchmark]: RCFGBuilder took 821.58ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 76.4MB in the beginning and 131.4MB in the end (delta: -55.0MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-19 03:21:18,734 INFO L158 Benchmark]: CodeCheck took 1106.08ms. Allocated memory is still 172.0MB. Free memory was 131.4MB in the beginning and 83.2MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 03:21:18,734 INFO L158 Benchmark]: Witness Printer took 9.84ms. Allocated memory is still 172.0MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:21:18,746 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 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 62 NumberOfCodeBlocks, 62 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: 19]: 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 someBinaryDOUBLEComparisonOperation at line 68, overapproximation of bitwiseOr at line 59, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9999.5; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 4.5; [L25] double var_1_4 = 2.5; [L26] double var_1_5 = 0.0; [L27] double var_1_6 = 999999999999.3; [L28] signed char var_1_7 = -128; [L29] signed char var_1_11 = -64; [L30] signed char var_1_12 = 5; [L31] signed char var_1_13 = 50; [L32] unsigned char var_1_14 = 0; [L33] unsigned char var_1_15 = 0; [L34] unsigned char var_1_16 = 0; [L35] unsigned char var_1_17 = 0; [L36] signed char last_1_var_1_7 = -128; [L107] isInitial = 1 [L108] FCALL initially() [L109] int k_loop; [L110] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=1, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L110] COND TRUE k_loop < 1 [L111] CALL updateLastVariables() [L100] last_1_var_1_7 = var_1_7 [L111] RET updateLastVariables() [L112] CALL updateVariables() [L72] var_1_2 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L74] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L75] var_1_3 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L77] var_1_4 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L79] var_1_5 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=9999999999993/10, var_1_7=-128] [L81] var_1_6 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L83] var_1_11 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L85] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L86] var_1_13 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L88] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L89] var_1_15 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L91] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L92] var_1_16 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L94] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L95] var_1_17 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=1, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=1, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L97] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=1, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=1, var_1_1=19999/2, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-128] [L112] RET updateVariables() [L113] CALL step() [L40] signed long int stepLocal_1 = ((((last_1_var_1_7) < (last_1_var_1_7)) ? (last_1_var_1_7) : (last_1_var_1_7))) + last_1_var_1_7; [L41] COND FALSE !(last_1_var_1_7 <= stepLocal_1) [L44] var_1_12 = var_1_11 [L46] unsigned char stepLocal_3 = var_1_2; [L47] unsigned long int stepLocal_2 = (((25u) > (var_1_12)) ? (25u) : (var_1_12)); [L48] COND TRUE stepLocal_3 || var_1_15 [L49] COND TRUE stepLocal_2 <= var_1_12 [L50] COND FALSE !(\read(var_1_2)) [L53] var_1_14 = var_1_17 [L59] EXPR var_1_12 ^ var_1_12 [L59] signed long int stepLocal_0 = var_1_12 ^ var_1_12; [L60] COND TRUE ((((-25) < (var_1_12)) ? (-25) : (var_1_12))) != stepLocal_0 [L61] COND TRUE \read(var_1_14) [L62] var_1_7 = var_1_11 [L67] COND TRUE \read(var_1_14) [L68] var_1_1 = ((((var_1_3) > ((var_1_4 - (var_1_5 - var_1_6)))) ? (var_1_3) : ((var_1_4 - (var_1_5 - var_1_6))))) [L113] RET step() [L114] CALL, EXPR property() [L103] EXPR (var_1_14 ? (var_1_1 == ((double) ((((var_1_3) > ((var_1_4 - (var_1_5 - var_1_6)))) ? (var_1_3) : ((var_1_4 - (var_1_5 - var_1_6))))))) : 1) && ((((((-25) < (var_1_12)) ? (-25) : (var_1_12))) != (var_1_12 ^ var_1_12)) ? (var_1_14 ? (var_1_7 == ((signed char) var_1_11)) : 1) : (var_1_7 == ((signed char) var_1_11))) [L103-L104] return (((var_1_14 ? (var_1_1 == ((double) ((((var_1_3) > ((var_1_4 - (var_1_5 - var_1_6)))) ? (var_1_3) : ((var_1_4 - (var_1_5 - var_1_6))))))) : 1) && ((((((-25) < (var_1_12)) ? (-25) : (var_1_12))) != (var_1_12 ^ var_1_12)) ? (var_1_14 ? (var_1_7 == ((signed char) var_1_11)) : 1) : (var_1_7 == ((signed char) var_1_11)))) && ((last_1_var_1_7 <= (((((last_1_var_1_7) < (last_1_var_1_7)) ? (last_1_var_1_7) : (last_1_var_1_7))) + last_1_var_1_7)) ? (var_1_12 == ((signed char) (var_1_13 - 1))) : (var_1_12 == ((signed char) var_1_11)))) && ((var_1_2 || var_1_15) ? ((((((25u) > (var_1_12)) ? (25u) : (var_1_12))) <= var_1_12) ? (var_1_2 ? (var_1_14 == ((unsigned char) var_1_16)) : (var_1_14 == ((unsigned char) var_1_17))) : 1) : (var_1_14 == ((unsigned char) var_1_16))) ; [L114] RET, EXPR property() [L114] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=-24, var_1_13=-1, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=1, var_1_1=5, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-24] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_7=-128, var_1_11=-24, var_1_12=-24, var_1_13=-1, var_1_14=1, var_1_15=1, var_1_16=0, var_1_17=1, var_1_1=5, var_1_2=0, var_1_3=5, var_1_4=2, var_1_5=3, var_1_6=4, var_1_7=-24] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.68ms. Allocated memory is still 138.4MB. Free memory was 93.1MB in the beginning and 80.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.39ms. Allocated memory is still 138.4MB. Free memory was 80.5MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.92ms. Allocated memory is still 138.4MB. Free memory was 78.5MB in the beginning and 76.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 821.58ms. Allocated memory was 138.4MB in the beginning and 172.0MB in the end (delta: 33.6MB). Free memory was 76.4MB in the beginning and 131.4MB in the end (delta: -55.0MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * CodeCheck took 1106.08ms. Allocated memory is still 172.0MB. Free memory was 131.4MB in the beginning and 83.2MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 9.84ms. Allocated memory is still 172.0MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:21:18,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:21,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:21,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:21:21,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:21,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:21,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:21,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:21,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:21,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:21,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:21,663 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:21,664 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:21,664 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:21,666 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:21,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:21,667 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:21,667 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:21:21,668 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:21:21,668 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:21:21,669 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:21,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:21,670 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:21,671 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:21,671 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:21,672 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:21,672 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:21:21,672 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:21:21,673 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:21,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:21,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:21,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:21,675 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:21,676 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:21:21,676 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:21:21,676 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:21,676 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:21:21,677 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:21:21,677 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_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 [2023-11-19 03:21:22,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:22,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:22,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:22,134 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:22,135 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:22,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2023-11-19 03:21:25,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:25,790 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:25,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2023-11-19 03:21:25,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data/885c6b165/5aa9aaefca6c4266beaadf873c6cb70a/FLAG49c825d1e [2023-11-19 03:21:25,817 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/data/885c6b165/5aa9aaefca6c4266beaadf873c6cb70a [2023-11-19 03:21:25,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:25,824 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:25,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:25,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:25,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:25,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:25" (1/1) ... [2023-11-19 03:21:25,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@636720e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:25, skipping insertion in model container [2023-11-19 03:21:25,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:25" (1/1) ... [2023-11-19 03:21:25,874 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:26,028 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_80b8d063-8313-4290-8957-8ac8fc7316d1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2023-11-19 03:21:26,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:26,088 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:26,101 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_80b8d063-8313-4290-8957-8ac8fc7316d1/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2023-11-19 03:21:26,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:26,154 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:26,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26 WrapperNode [2023-11-19 03:21:26,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:26,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:26,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:26,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:26,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,240 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2023-11-19 03:21:26,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:26,243 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:26,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:26,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:26,253 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,276 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,304 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,310 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:26,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:26,311 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:26,311 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:26,312 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:26" (1/1) ... [2023-11-19 03:21:26,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:26,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:26,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:26,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:26,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:26,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:21:26,394 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:21:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:21:26,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:26,474 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:26,476 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:29,032 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:29,164 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:29,165 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:21:29,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:29 BoogieIcfgContainer [2023-11-19 03:21:29,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:29,171 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:29,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:29,180 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:29,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:29" (1/1) ... [2023-11-19 03:21:29,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:21:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:29,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-19 03:21:29,258 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-19 03:21:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:21:29,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:29,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:21:29,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:21:29,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:21:29,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80b8d063-8313-4290-8957-8ac8fc7316d1/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:21:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:30,215 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:21:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:36,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-19 03:21:36,025 INFO L285 TraceCheckSpWp]: Computing forward predicates...