./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:07:20,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:07:20,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:07:20,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:07:20,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:07:20,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:07:20,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:07:20,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:07:20,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:07:20,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:07:20,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:07:20,912 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:07:20,912 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:07:20,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:07:20,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:07:20,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:07:20,913 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:07:20,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:07:20,913 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 [2024-12-06 06:07:21,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:07:21,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:07:21,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:07:21,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:07:21,159 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:07:21,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-12-06 06:07:23,890 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/436f46536/cca9273c65484f39b9260224eac26018/FLAG9288984cf [2024-12-06 06:07:24,079 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:07:24,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-12-06 06:07:24,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/436f46536/cca9273c65484f39b9260224eac26018/FLAG9288984cf [2024-12-06 06:07:24,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/436f46536/cca9273c65484f39b9260224eac26018 [2024-12-06 06:07:24,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:07:24,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:07:24,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:07:24,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:07:24,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:07:24,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9d14fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24, skipping insertion in model container [2024-12-06 06:07:24,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,465 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:07:24,604 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-12-06 06:07:24,608 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-12-06 06:07:24,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-12-06 06:07:24,610 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-12-06 06:07:24,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-12-06 06:07:24,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-12-06 06:07:24,612 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-12-06 06:07:24,613 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-12-06 06:07:24,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:07:24,627 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:07:24,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-12-06 06:07:24,641 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-12-06 06:07:24,641 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-12-06 06:07:24,642 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-12-06 06:07:24,643 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-12-06 06:07:24,643 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-12-06 06:07:24,644 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-12-06 06:07:24,645 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-12-06 06:07:24,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:07:24,660 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:07:24,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24 WrapperNode [2024-12-06 06:07:24,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:07:24,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:07:24,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:07:24,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:07:24,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,694 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2024-12-06 06:07:24,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:07:24,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:07:24,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:07:24,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:07:24,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,709 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,710 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,715 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:07:24,716 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:07:24,716 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:07:24,716 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:07:24,717 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:24,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:07:24,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:07:24,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:07:24,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:07:24,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:07:24,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:07:24,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:07:24,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:07:24,843 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:07:24,845 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:07:24,978 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-06 06:07:24,978 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:07:24,995 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:07:24,995 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 06:07:24,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:07:24 BoogieIcfgContainer [2024-12-06 06:07:24,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:07:24,996 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:07:24,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:07:25,004 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:07:25,004 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:07:24" (1/1) ... [2024-12-06 06:07:25,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:07:25,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:25,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-12-06 06:07:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-12-06 06:07:25,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:07:25,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:25,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 06:07:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:07:25,153 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:07:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:07:25,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:07:25,194 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 06:07:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 06:07:25,208 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 06:07:25,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:07:25 ImpRootNode [2024-12-06 06:07:25,223 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:07:25,224 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:07:25,224 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:07:25,224 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:07:25,225 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:07:24" (3/4) ... [2024-12-06 06:07:25,227 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 06:07:25,228 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:07:25,229 INFO L158 Benchmark]: Toolchain (without parser) took 784.88ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 57.5MB in the end (delta: 35.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 06:07:25,229 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:25,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 216.88ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:07:25,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.33ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:25,230 INFO L158 Benchmark]: Boogie Preprocessor took 19.96ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 867.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:07:25,231 INFO L158 Benchmark]: RCFGBuilder took 280.04ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 68.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:07:25,231 INFO L158 Benchmark]: CodeCheck took 227.00ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 57.7MB in the end (delta: 10.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:25,231 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 117.4MB. Free memory was 57.7MB in the beginning and 57.5MB in the end (delta: 262.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:25,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 34 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 15]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 14, overapproximation of someBinaryArithmeticFLOAToperation at line 5. Possible FailurePath: [L5] const float plus_infinity = 1.0f/0.0f; [L6] const float minus_infinity = 0.0f/-0.0f; [L7] const float NaN = 0.0f * (1.0f/0.0f); [L11] _Bool temp; [L14] temp = NaN < plus_infinity VAL [temp=1] [L15] COND TRUE !(!temp) [L15] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 216.88ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 81.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.33ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.96ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 867.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 280.04ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 68.4MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 227.00ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 57.7MB in the end (delta: 10.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 117.4MB. Free memory was 57.7MB in the beginning and 57.5MB in the end (delta: 262.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 06:07:25,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:07:27,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:07:27,309 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:07:27,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:07:27,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:07:27,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:07:27,333 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:07:27,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:07:27,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:07:27,335 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:07:27,335 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:07:27,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:07:27,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:07:27,336 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:27,337 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:07:27,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2246e8060e5a1cb739ae96795323e53f6b8616d366fbcd4812e06685f0e78a45 [2024-12-06 06:07:27,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:07:27,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:07:27,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:07:27,584 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:07:27,584 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:07:27,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-12-06 06:07:30,304 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/08cd3bea1/eb41e85460764a85b9f325922ec36a57/FLAG487be6fa8 [2024-12-06 06:07:30,491 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:07:30,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c [2024-12-06 06:07:30,500 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/08cd3bea1/eb41e85460764a85b9f325922ec36a57/FLAG487be6fa8 [2024-12-06 06:07:30,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/data/08cd3bea1/eb41e85460764a85b9f325922ec36a57 [2024-12-06 06:07:30,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:07:30,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:07:30,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:07:30,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:07:30,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:07:30,528 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a96349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30, skipping insertion in model container [2024-12-06 06:07:30,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:07:30,704 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-12-06 06:07:30,707 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-12-06 06:07:30,708 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-12-06 06:07:30,709 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-12-06 06:07:30,710 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-12-06 06:07:30,711 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-12-06 06:07:30,713 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-12-06 06:07:30,714 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-12-06 06:07:30,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:07:30,732 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:07:30,744 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[497,510] [2024-12-06 06:07:30,744 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[569,582] [2024-12-06 06:07:30,745 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[631,644] [2024-12-06 06:07:30,746 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[693,706] [2024-12-06 06:07:30,747 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[764,777] [2024-12-06 06:07:30,747 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[836,849] [2024-12-06 06:07:30,748 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[895,908] [2024-12-06 06:07:30,749 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/sv-benchmarks/c/floats-cbmc-regression/float13.c[954,967] [2024-12-06 06:07:30,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:07:30,764 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:07:30,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30 WrapperNode [2024-12-06 06:07:30,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:07:30,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:07:30,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:07:30,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:07:30,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,798 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2024-12-06 06:07:30,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:07:30,799 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:07:30,799 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:07:30,800 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:07:30,808 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,818 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,824 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:07:30,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:07:30,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:07:30,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:07:30,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:07:30" (1/1) ... [2024-12-06 06:07:30,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:07:30,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:07:30,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:07:30,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:07:30,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:07:30,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:07:30,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:07:30,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:07:30,959 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:07:30,961 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:07:31,125 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-06 06:07:31,125 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:07:31,151 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:07:31,151 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 06:07:31,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:07:31 BoogieIcfgContainer [2024-12-06 06:07:31,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:07:31,152 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:07:31,152 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:07:31,162 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:07:31,162 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:07:31" (1/1) ... [2024-12-06 06:07:31,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 06:07:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2024-12-06 06:07:31,208 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2024-12-06 06:07:31,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 06:07:31,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:31,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:31,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:31,213 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:31,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 06:07:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:31,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:31,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:07:31,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:31,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 06:07:31,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:31,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2024-12-06 06:07:31,415 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2024-12-06 06:07:31,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 06:07:31,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:31,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:31,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:31,417 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:31,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 06:07:31,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:31,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:31,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:31,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:07:31,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:31,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 06:07:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2024-12-06 06:07:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-12-06 06:07:31,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 06:07:31,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:31,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:31,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:31,755 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:31,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 06:07:31,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:31,806 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:31,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:07:31,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:31,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:31,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 06:07:32,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2024-12-06 06:07:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2024-12-06 06:07:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 06:07:32,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:32,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:32,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:32,849 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:32,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 06:07:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:32,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:32,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:07:32,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:33,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:33,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 06:07:33,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:33,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2024-12-06 06:07:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2024-12-06 06:07:33,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 06:07:33,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:33,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:33,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:33,401 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:33,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 06:07:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:33,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:33,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:07:33,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:33,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:33,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 06:07:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:33,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2024-12-06 06:07:33,545 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2024-12-06 06:07:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 06:07:33,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:33,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:33,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:33,548 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:33,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 06:07:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:33,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:33,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:33,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:07:33,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:33,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:33,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 06:07:33,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:33,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2024-12-06 06:07:33,722 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2024-12-06 06:07:33,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 06:07:33,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:33,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:33,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:33,726 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:33,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 06:07:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:33,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:33,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 06:07:33,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:33,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:33,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 06:07:33,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:33,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2024-12-06 06:07:33,912 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2024-12-06 06:07:33,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 06:07:33,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 06:07:33,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 06:07:33,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 06:07:33,914 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 06:07:33,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 06:07:33,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:33,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 06:07:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 06:07:34,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 06:07:34,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 06:07:34,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 06:07:34,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 06:07:34,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 06:07:34,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 18 states and 17 transitions. [2024-12-06 06:07:34,180 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2024-12-06 06:07:34,180 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 06:07:34,180 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2024-12-06 06:07:34,188 INFO L726 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-12-06 06:07:34,284 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 30) no Hoare annotation was computed. [2024-12-06 06:07:34,284 INFO L77 FloydHoareUtils]: At program point L27(line 27) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-12-06 06:07:34,284 INFO L75 FloydHoareUtils]: For program point L27-1(line 27) no Hoare annotation was computed. [2024-12-06 06:07:34,284 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 18) no Hoare annotation was computed. [2024-12-06 06:07:34,284 INFO L77 FloydHoareUtils]: At program point L27-3(line 27) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-12-06 06:07:34,285 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (fp.neg (_ +zero 8 24))) ~minus_infinity~0)) (exists ((currentRoundingMode RoundingMode)) (= ~NaN~0 (fp.mul currentRoundingMode (_ +zero 8 24) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-12-06 06:07:34,285 INFO L75 FloydHoareUtils]: For program point L15-1(line 15) no Hoare annotation was computed. [2024-12-06 06:07:34,285 INFO L77 FloydHoareUtils]: At program point L15-3(line 15) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (fp.neg (_ +zero 8 24))) ~minus_infinity~0)) (exists ((currentRoundingMode RoundingMode)) (= ~NaN~0 (fp.mul currentRoundingMode (_ +zero 8 24) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))))) [2024-12-06 06:07:34,285 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) [2024-12-06 06:07:34,285 INFO L75 FloydHoareUtils]: For program point L36-1(line 36) no Hoare annotation was computed. [2024-12-06 06:07:34,285 INFO L77 FloydHoareUtils]: At program point L36-3(line 36) the Hoare annotation is: true [2024-12-06 06:07:34,285 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 27) no Hoare annotation was computed. [2024-12-06 06:07:34,285 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2024-12-06 06:07:34,285 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-12-06 06:07:34,285 INFO L75 FloydHoareUtils]: For program point L24-1(line 24) no Hoare annotation was computed. [2024-12-06 06:07:34,285 INFO L77 FloydHoareUtils]: At program point L24-3(line 24) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-12-06 06:07:34,286 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-12-06 06:07:34,286 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 06:07:34,286 INFO L75 FloydHoareUtils]: For program point L33-1(line 33) no Hoare annotation was computed. [2024-12-06 06:07:34,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 36) no Hoare annotation was computed. [2024-12-06 06:07:34,286 INFO L77 FloydHoareUtils]: At program point L33-3(line 33) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-12-06 06:07:34,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 24) no Hoare annotation was computed. [2024-12-06 06:07:34,286 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-12-06 06:07:34,286 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 06:07:34,286 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-12-06 06:07:34,286 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 06:07:34,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 33) no Hoare annotation was computed. [2024-12-06 06:07:34,286 INFO L77 FloydHoareUtils]: At program point L30(line 30) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-12-06 06:07:34,286 INFO L75 FloydHoareUtils]: For program point L30-1(line 30) no Hoare annotation was computed. [2024-12-06 06:07:34,287 INFO L77 FloydHoareUtils]: At program point L30-3(line 30) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-12-06 06:07:34,287 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 06:07:34,287 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_main_~temp~0#1|) (not (fp.leq ~NaN~0 ~NaN~0))) [2024-12-06 06:07:34,287 INFO L75 FloydHoareUtils]: For program point L18-1(line 18) no Hoare annotation was computed. [2024-12-06 06:07:34,287 INFO L77 FloydHoareUtils]: At program point L18-3(line 18) the Hoare annotation is: (not (fp.leq ~NaN~0 ~NaN~0)) [2024-12-06 06:07:34,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 06:07:34 ImpRootNode [2024-12-06 06:07:34,292 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 06:07:34,293 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 06:07:34,293 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 06:07:34,293 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 06:07:34,293 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:07:31" (3/4) ... [2024-12-06 06:07:34,295 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 06:07:34,300 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 06:07:34,300 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 06:07:34,300 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 06:07:34,301 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 06:07:34,373 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 06:07:34,373 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 06:07:34,373 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 06:07:34,374 INFO L158 Benchmark]: Toolchain (without parser) took 3853.39ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 39.7MB in the end (delta: 30.2MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-12-06 06:07:34,374 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:34,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.38ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.3MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:07:34,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.82ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 57.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:34,375 INFO L158 Benchmark]: Boogie Preprocessor took 27.86ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:34,375 INFO L158 Benchmark]: RCFGBuilder took 323.38ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 44.1MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 06:07:34,376 INFO L158 Benchmark]: CodeCheck took 3140.13ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 44.2MB in the end (delta: -89.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:07:34,376 INFO L158 Benchmark]: Witness Printer took 80.46ms. Allocated memory is still 92.3MB. Free memory was 44.2MB in the beginning and 39.7MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:07:34,378 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 34 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 256 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 132 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 415 IncrementalHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 132 mSolverCounterUnsat, 36 mSDtfsCounter, 415 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 518 SyntacticMatches, 9 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 6 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 72 ConstructedInterpolants, 6 QuantifiedInterpolants, 296 SizeOfPredicates, 17 NumberOfNonLiveVariables, 208 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 15]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 24]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 27]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 30]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 33]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 36]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.38ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 58.3MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.82ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 57.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.86ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.38ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 44.1MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3140.13ms. Allocated memory is still 92.3MB. Free memory was 44.1MB in the beginning and 44.2MB in the end (delta: -89.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 80.46ms. Allocated memory is still 92.3MB. Free memory was 44.2MB in the beginning and 39.7MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 06:07:34,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_941988df-a953-4f46-86a3-8f5abdc3b9a3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE