./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0fbbd00ac0039bfbb3768617efafb2a5ad8adfd11105fb1986a57626e1d1f67 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:02:27,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:02:28,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:02:28,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:02:28,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:02:28,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:02:28,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:02:28,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:02:28,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:02:28,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:02:28,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:02:28,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:02:28,076 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:02:28,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:02:28,077 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:02:28,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:02:28,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:02:28,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:02:28,079 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:02:28,079 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:02:28,080 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:02:28,081 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:02:28,081 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:02:28,082 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:02:28,082 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:02:28,082 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:02:28,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:02:28,083 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:02:28,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:02:28,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:02:28,084 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:02:28,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:02:28,085 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:02:28,085 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_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0fbbd00ac0039bfbb3768617efafb2a5ad8adfd11105fb1986a57626e1d1f67 [2023-12-02 23:02:28,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:02:28,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:02:28,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:02:28,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:02:28,311 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:02:28,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i [2023-12-02 23:02:31,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:02:31,284 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:02:31,285 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i [2023-12-02 23:02:31,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data/1bdf5a429/8b98d64e2f4d4bbeb1debcaf8460bfa6/FLAGc10106895 [2023-12-02 23:02:31,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data/1bdf5a429/8b98d64e2f4d4bbeb1debcaf8460bfa6 [2023-12-02 23:02:31,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:02:31,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:02:31,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:02:31,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:02:31,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:02:31,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb539a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31, skipping insertion in model container [2023-12-02 23:02:31,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,338 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:02:31,452 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_a6c1320b-2bac-4c0d-b664-07833f433cf7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i[917,930] [2023-12-02 23:02:31,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:02:31,506 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:02:31,518 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_a6c1320b-2bac-4c0d-b664-07833f433cf7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i[917,930] [2023-12-02 23:02:31,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:02:31,553 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:02:31,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31 WrapperNode [2023-12-02 23:02:31,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:02:31,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:02:31,555 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:02:31,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:02:31,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,572 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,604 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2023-12-02 23:02:31,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:02:31,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:02:31,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:02:31,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:02:31,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,638 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:02:31,639 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:02:31,640 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:02:31,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:02:31,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:31" (1/1) ... [2023-12-02 23:02:31,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:02:31,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:02:31,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:02:31,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:02:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:02:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:02:31,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:02:31,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:02:31,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:02:31,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:02:31,784 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:02:31,786 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:02:32,043 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:02:32,206 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:02:32,206 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:02:32,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:02:32 BoogieIcfgContainer [2023-12-02 23:02:32,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:02:32,209 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:02:32,209 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:02:32,216 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:02:32,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:02:32" (1/1) ... [2023-12-02 23:02:32,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:02:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:02:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions. [2023-12-02 23:02:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2023-12-02 23:02:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:02:32,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:02:32,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:02:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:02:32,568 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:02:32,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:02:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:02:32,817 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:02:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:02:32,955 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:02:33,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:02:33 ImpRootNode [2023-12-02 23:02:33,021 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:02:33,022 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:02:33,022 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:02:33,023 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:02:33,023 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:02:32" (3/4) ... [2023-12-02 23:02:33,025 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:02:33,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:02:33,028 INFO L158 Benchmark]: Toolchain (without parser) took 1720.59ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 101.7MB in the beginning and 112.2MB in the end (delta: -10.4MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-12-02 23:02:33,028 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:02:33,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.04ms. Allocated memory is still 132.1MB. Free memory was 101.7MB in the beginning and 88.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:02:33,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.94ms. Allocated memory is still 132.1MB. Free memory was 88.7MB in the beginning and 85.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:02:33,030 INFO L158 Benchmark]: Boogie Preprocessor took 33.12ms. Allocated memory is still 132.1MB. Free memory was 85.6MB in the beginning and 83.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:02:33,031 INFO L158 Benchmark]: RCFGBuilder took 568.63ms. Allocated memory is still 132.1MB. Free memory was 83.9MB in the beginning and 89.4MB in the end (delta: -5.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-12-02 23:02:33,031 INFO L158 Benchmark]: CodeCheck took 812.65ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 89.4MB in the beginning and 112.4MB in the end (delta: -22.9MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-12-02 23:02:33,032 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 159.4MB. Free memory was 112.4MB in the beginning and 112.2MB in the end (delta: 216.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:02:33,035 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, 38 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 69 NumberOfCodeBlocks, 69 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 58, overapproximation of bitwiseOr at line 43, overapproximation of someBinaryArithmeticDOUBLEoperation at line 67. 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 = 999999999.3; [L28] signed char var_1_7 = -128; [L29] signed char var_1_11 = 16; [L30] signed char var_1_12 = 16; [L31] unsigned short int var_1_13 = 5; [L32] unsigned char var_1_14 = 1; [L33] unsigned short int var_1_15 = 16; [L34] unsigned short int var_1_16 = 32647; [L35] unsigned short int var_1_17 = 128; [L36] signed long int var_1_18 = -8; [L37] unsigned short int last_1_var_1_13 = 5; [L38] signed long int last_1_var_1_18 = -8; [L110] isInitial = 1 [L111] FCALL initially() [L112] COND TRUE 1 [L113] CALL updateLastVariables() [L102] last_1_var_1_13 = var_1_13 [L103] last_1_var_1_18 = var_1_18 [L113] RET updateLastVariables() [L114] CALL updateVariables() [L71] var_1_2 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999993/10, var_1_7=-128] [L73] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, 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=9999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, 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=9999999993/10, var_1_7=-128] [L74] var_1_3 = __VERIFIER_nondet_double() [L75] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_4=5/2, var_1_5=0, var_1_6=9999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L75] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_4=5/2, var_1_5=0, var_1_6=9999999993/10, var_1_7=-128] [L76] var_1_4 = __VERIFIER_nondet_double() [L77] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_5=0, var_1_6=9999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L77] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_5=0, var_1_6=9999999993/10, var_1_7=-128] [L78] var_1_5 = __VERIFIER_nondet_double() [L79] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_6=9999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L79] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_6=9999999993/10, var_1_7=-128] [L80] var_1_6 = __VERIFIER_nondet_double() [L81] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L81] 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_13=5, last_1_var_1_18=-8, var_1_11=16, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L82] var_1_11 = __VERIFIER_nondet_char() [L83] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L84] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=16, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L85] var_1_12 = __VERIFIER_nondet_char() [L86] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L87] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=1, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L88] var_1_14 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L90] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=16, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L91] var_1_15 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L93] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=32647, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L94] var_1_16 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L96] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=128, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L97] var_1_17 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L99] CALL assume_abort_if_not(var_1_17 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=0, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_17 <= 32767) VAL [isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=5, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=0, var_1_18=-8, var_1_1=19999/2, var_1_2=0, var_1_7=-128] [L114] RET updateVariables() [L115] CALL step() [L42] signed long int stepLocal_0 = (((-25) < (last_1_var_1_18)) ? (-25) : (last_1_var_1_18)); [L43] EXPR last_1_var_1_18 ^ last_1_var_1_13 [L43] COND TRUE stepLocal_0 != (last_1_var_1_18 ^ last_1_var_1_13) [L44] COND FALSE !(\read(var_1_2)) [L50] unsigned char stepLocal_1 = var_1_11 >= var_1_7; [L51] COND FALSE !(stepLocal_1 && var_1_14) [L54] var_1_13 = ((var_1_16 - 5) + var_1_17) [L56] signed char stepLocal_2 = var_1_7; [L57] COND FALSE !(stepLocal_2 > var_1_16) [L64] var_1_18 = var_1_15 [L66] COND FALSE !(\read(var_1_2)) [L115] RET step() [L116] CALL, EXPR property() [L106] EXPR (var_1_2 ? (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) < (last_1_var_1_18)) ? (-25) : (last_1_var_1_18))) != (last_1_var_1_18 ^ last_1_var_1_13)) ? (var_1_2 ? (var_1_7 == ((signed char) (var_1_11 + var_1_12))) : 1) : (var_1_7 == ((signed char) ((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))))) [L106] EXPR last_1_var_1_18 ^ last_1_var_1_13 [L106] EXPR (var_1_2 ? (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) < (last_1_var_1_18)) ? (-25) : (last_1_var_1_18))) != (last_1_var_1_18 ^ last_1_var_1_13)) ? (var_1_2 ? (var_1_7 == ((signed char) (var_1_11 + var_1_12))) : 1) : (var_1_7 == ((signed char) ((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))))) [L106-L107] return (((var_1_2 ? (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) < (last_1_var_1_18)) ? (-25) : (last_1_var_1_18))) != (last_1_var_1_18 ^ last_1_var_1_13)) ? (var_1_2 ? (var_1_7 == ((signed char) (var_1_11 + var_1_12))) : 1) : (var_1_7 == ((signed char) ((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11))))))) && (((var_1_11 >= var_1_7) && var_1_14) ? (var_1_13 == ((unsigned short int) ((((var_1_15) < (100)) ? (var_1_15) : (100))))) : (var_1_13 == ((unsigned short int) ((var_1_16 - 5) + var_1_17))))) && ((var_1_7 > var_1_16) ? ((var_1_3 < (var_1_5 - var_1_6)) ? (var_1_18 == ((signed long int) ((((var_1_15) < 0 ) ? -(var_1_15) : (var_1_15))))) : (var_1_18 == ((signed long int) var_1_13))) : (var_1_18 == ((signed long int) var_1_15))) ; [L116] RET, EXPR property() [L116] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=16378, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=0, var_1_18=0, var_1_1=19999/2, var_1_2=0, var_1_3=0, var_1_7=-128] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=5, last_1_var_1_18=-8, var_1_11=-31, var_1_12=-31, var_1_13=16378, var_1_14=0, var_1_15=0, var_1_16=16383, var_1_17=0, var_1_18=0, var_1_1=19999/2, var_1_2=0, var_1_3=0, var_1_7=-128] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.04ms. Allocated memory is still 132.1MB. Free memory was 101.7MB in the beginning and 88.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.94ms. Allocated memory is still 132.1MB. Free memory was 88.7MB in the beginning and 85.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.12ms. Allocated memory is still 132.1MB. Free memory was 85.6MB in the beginning and 83.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 568.63ms. Allocated memory is still 132.1MB. Free memory was 83.9MB in the beginning and 89.4MB in the end (delta: -5.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * CodeCheck took 812.65ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 89.4MB in the beginning and 112.4MB in the end (delta: -22.9MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 159.4MB. Free memory was 112.4MB in the beginning and 112.2MB in the end (delta: 216.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:02:33,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0fbbd00ac0039bfbb3768617efafb2a5ad8adfd11105fb1986a57626e1d1f67 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:02:34,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:02:35,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:02:35,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:02:35,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:02:35,032 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:02:35,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:02:35,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:02:35,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:02:35,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:02:35,035 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:02:35,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:02:35,036 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:02:35,036 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:02:35,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:02:35,037 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:02:35,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:02:35,038 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:02:35,039 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:02:35,039 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:02:35,040 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:02:35,043 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:02:35,044 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:02:35,044 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:02:35,044 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:02:35,044 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:02:35,045 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:02:35,045 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:02:35,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:02:35,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:02:35,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:02:35,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:02:35,047 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:02:35,047 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:02:35,047 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:02:35,047 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:02:35,047 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:02:35,048 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_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0fbbd00ac0039bfbb3768617efafb2a5ad8adfd11105fb1986a57626e1d1f67 [2023-12-02 23:02:35,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:02:35,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:02:35,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:02:35,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:02:35,349 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:02:35,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i [2023-12-02 23:02:38,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:02:38,277 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:02:38,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i [2023-12-02 23:02:38,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data/347e46cd4/2578c8bf9f614fb1bf4844cd06092e1a/FLAGcb1aeec56 [2023-12-02 23:02:38,305 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/data/347e46cd4/2578c8bf9f614fb1bf4844cd06092e1a [2023-12-02 23:02:38,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:02:38,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:02:38,310 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:02:38,310 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:02:38,315 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:02:38,316 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55531cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38, skipping insertion in model container [2023-12-02 23:02:38,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:02:38,490 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_a6c1320b-2bac-4c0d-b664-07833f433cf7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i[917,930] [2023-12-02 23:02:38,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:02:38,550 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:02:38,563 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_a6c1320b-2bac-4c0d-b664-07833f433cf7/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-81.i[917,930] [2023-12-02 23:02:38,598 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:02:38,616 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:02:38,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38 WrapperNode [2023-12-02 23:02:38,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:02:38,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:02:38,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:02:38,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:02:38,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,637 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,662 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 121 [2023-12-02 23:02:38,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:02:38,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:02:38,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:02:38,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:02:38,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,678 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,693 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,699 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:02:38,700 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:02:38,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:02:38,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:02:38,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:02:38" (1/1) ... [2023-12-02 23:02:38,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:02:38,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:02:38,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:02:38,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:02:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:02:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:02:38,764 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:02:38,764 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:02:38,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:02:38,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:02:38,844 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:02:38,846 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:02:40,369 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:02:40,499 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:02:40,500 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:02:40,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:02:40 BoogieIcfgContainer [2023-12-02 23:02:40,502 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:02:40,503 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:02:40,503 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:02:40,513 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:02:40,513 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:02:40" (1/1) ... [2023-12-02 23:02:40,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:02:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:02:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions. [2023-12-02 23:02:40,577 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2023-12-02 23:02:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:02:40,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:02:40,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:02:40,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:02:40,600 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:02:40,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6c1320b-2bac-4c0d-b664-07833f433cf7/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:02:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:02:41,257 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:02:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:02:45,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 23:02:45,697 INFO L285 TraceCheckSpWp]: Computing forward predicates...