./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk --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 8c739365ea97b8d8f582c1641d81069a58ff4a5e699a71dc4c2b9835245908d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:21:27,898 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:27,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:21:27,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:21:27,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:21:27,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:27,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:27,989 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:27,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:27,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:27,991 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:27,991 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:27,992 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:27,992 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:21:27,992 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:27,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:27,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:27,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:27,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:27,994 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:27,994 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:27,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:27,995 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:27,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:27,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:27,996 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:27,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:27,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:27,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:27,997 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:27,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:28,003 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:21:28,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:21:28,004 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_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c739365ea97b8d8f582c1641d81069a58ff4a5e699a71dc4c2b9835245908d7 [2024-11-08 23:21:28,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:28,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:28,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:28,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:28,275 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:28,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i Unable to find full path for "g++" [2024-11-08 23:21:30,265 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:30,478 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:30,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i [2024-11-08 23:21:30,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data/f0c918017/73cd290066e04458a519c9369a1ead87/FLAG089ea0471 [2024-11-08 23:21:30,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data/f0c918017/73cd290066e04458a519c9369a1ead87 [2024-11-08 23:21:30,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:30,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:30,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:30,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:30,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:30,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:30,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@249b37a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30, skipping insertion in model container [2024-11-08 23:21:30,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:30,547 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:30,754 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_929dad0e-dc07-4361-8161-a81762ef6fd2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i[916,929] [2024-11-08 23:21:30,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:30,841 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:30,858 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_929dad0e-dc07-4361-8161-a81762ef6fd2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i[916,929] [2024-11-08 23:21:30,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:30,917 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:30,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30 WrapperNode [2024-11-08 23:21:30,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:30,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:30,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:30,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:30,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:30,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:30,988 INFO L138 Inliner]: procedures = 26, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 99 [2024-11-08 23:21:30,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:30,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:30,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:30,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:31,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:31,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:31,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:31,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:31,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:30" (1/1) ... [2024-11-08 23:21:31,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:31,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:31,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:31,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:31,122 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:21:31,123 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:21:31,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:21:31,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:31,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:31,247 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:31,252 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:31,606 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 23:21:31,607 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:31,790 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:21:31,790 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:21:31,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:31 BoogieIcfgContainer [2024-11-08 23:21:31,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:21:31,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:21:31,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:21:31,803 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:21:31,803 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:31" (1/1) ... [2024-11-08 23:21:31,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:21:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:21:31,874 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:21:31,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:21:31,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:31,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:21:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:21:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:21:32,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:21:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:21:32,329 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:21:32,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:21:32 ImpRootNode [2024-11-08 23:21:32,391 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:21:32,391 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:21:32,391 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:21:32,392 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:21:32,392 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:31" (3/4) ... [2024-11-08 23:21:32,396 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:21:32,397 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:21:32,399 INFO L158 Benchmark]: Toolchain (without parser) took 1882.24ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 91.7MB in the beginning and 93.9MB in the end (delta: -2.3MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-08 23:21:32,399 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:32,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.99ms. Allocated memory is still 134.2MB. Free memory was 91.6MB in the beginning and 77.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:21:32,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.05ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 74.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:21:32,402 INFO L158 Benchmark]: Boogie Preprocessor took 45.94ms. Allocated memory is still 134.2MB. Free memory was 74.4MB in the beginning and 73.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:32,403 INFO L158 Benchmark]: RCFGBuilder took 751.36ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 73.2MB in the beginning and 116.0MB in the end (delta: -42.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-11-08 23:21:32,403 INFO L158 Benchmark]: CodeCheck took 598.96ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 93.9MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:21:32,404 INFO L158 Benchmark]: Witness Printer took 5.60ms. Allocated memory is still 167.8MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:21:32,410 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 22 NumberOfCodeBlocks, 22 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 38, overapproximation of shiftLeft at line 45. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 10; [L23] unsigned char var_1_3 = 4; [L24] unsigned char var_1_7 = 0; [L25] signed short int var_1_8 = 100; [L26] unsigned char var_1_9 = 32; [L27] double var_1_10 = 9.2; [L28] double var_1_11 = 0.975; [L29] signed short int var_1_12 = 1; [L30] signed long int var_1_14 = -16; [L31] unsigned char last_1_var_1_1 = 10; [L32] double last_1_var_1_10 = 9.2; [L33] signed short int last_1_var_1_12 = 1; [L34] signed long int last_1_var_1_14 = -16; [L85] isInitial = 1 [L86] FCALL initially() [L87] COND TRUE 1 [L88] CALL updateLastVariables() [L75] last_1_var_1_1 = var_1_1 [L76] last_1_var_1_10 = var_1_10 [L77] last_1_var_1_12 = var_1_12 [L78] last_1_var_1_14 = var_1_14 [L88] RET updateLastVariables() [L89] CALL updateVariables() [L65] var_1_3 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_7=0, var_1_8=100, var_1_9=32] [L67] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=32] [L68] var_1_7 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_8=100, var_1_9=32] [L70] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_11=39/40, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=32] [L71] var_1_11 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=32] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=46/5, var_1_12=1, var_1_14=-16, var_1_1=10, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=32] [L89] RET updateVariables() [L90] CALL step() [L38] unsigned char stepLocal_0 = last_1_var_1_10 > last_1_var_1_10; [L39] COND TRUE ((last_1_var_1_12 + last_1_var_1_1) < 10) || stepLocal_0 [L40] var_1_12 = ((((((var_1_3 + last_1_var_1_12) - ((((last_1_var_1_14) > (last_1_var_1_12)) ? (last_1_var_1_14) : (last_1_var_1_12))))) > (last_1_var_1_1)) ? (((var_1_3 + last_1_var_1_12) - ((((last_1_var_1_14) > (last_1_var_1_12)) ? (last_1_var_1_14) : (last_1_var_1_12))))) : (last_1_var_1_1))) [L44] var_1_14 = var_1_12 [L45] EXPR 10 << var_1_12 [L45] COND FALSE !((10 << var_1_12) < (var_1_3 * var_1_14)) [L48] var_1_9 = 64 [L49] var_1_10 = var_1_11 [L50] COND TRUE var_1_12 <= 16 [L51] var_1_1 = var_1_3 [L90] RET step() [L91] CALL, EXPR property() [L81] EXPR ((var_1_12 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10))) < var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_12) < (var_1_3 * var_1_14)) ? (var_1_8 == ((signed short int) (var_1_12 + var_1_14))) : 1) [L81] EXPR 10 << var_1_12 [L81] EXPR ((var_1_12 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10))) < var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_12) < (var_1_3 * var_1_14)) ? (var_1_8 == ((signed short int) (var_1_12 + var_1_14))) : 1) [L81-L82] return ((((((var_1_12 <= 16) ? (var_1_1 == ((unsigned char) var_1_3)) : ((((((var_1_10) > (var_1_10)) ? (var_1_10) : (var_1_10))) < var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3))) : (var_1_1 == ((unsigned char) var_1_3)))) && (((10 << var_1_12) < (var_1_3 * var_1_14)) ? (var_1_8 == ((signed short int) (var_1_12 + var_1_14))) : 1)) && (var_1_9 == ((unsigned char) 64))) && (var_1_10 == ((double) var_1_11))) && ((((last_1_var_1_12 + last_1_var_1_1) < 10) || (last_1_var_1_10 > last_1_var_1_10)) ? (var_1_12 == ((signed short int) ((((((var_1_3 + last_1_var_1_12) - ((((last_1_var_1_14) > (last_1_var_1_12)) ? (last_1_var_1_14) : (last_1_var_1_12))))) > (last_1_var_1_1)) ? (((var_1_3 + last_1_var_1_12) - ((((last_1_var_1_14) > (last_1_var_1_12)) ? (last_1_var_1_14) : (last_1_var_1_12))))) : (last_1_var_1_1))))) : (var_1_12 == ((signed short int) last_1_var_1_12)))) && (var_1_14 == ((signed long int) var_1_12)) ; [L91] RET, EXPR property() [L91] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=2, var_1_11=2, var_1_12=12, var_1_14=12, var_1_1=-244, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=64] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=46/5, last_1_var_1_12=1, last_1_var_1_14=-16, last_1_var_1_1=10, var_1_10=2, var_1_11=2, var_1_12=12, var_1_14=12, var_1_1=-244, var_1_3=-244, var_1_7=0, var_1_8=100, var_1_9=64] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 134.2MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.99ms. Allocated memory is still 134.2MB. Free memory was 91.6MB in the beginning and 77.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.05ms. Allocated memory is still 134.2MB. Free memory was 77.0MB in the beginning and 74.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.94ms. Allocated memory is still 134.2MB. Free memory was 74.4MB in the beginning and 73.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 751.36ms. Allocated memory was 134.2MB in the beginning and 167.8MB in the end (delta: 33.6MB). Free memory was 73.2MB in the beginning and 116.0MB in the end (delta: -42.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * CodeCheck took 598.96ms. Allocated memory is still 167.8MB. Free memory was 116.0MB in the beginning and 93.9MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 5.60ms. Allocated memory is still 167.8MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:21:32,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk --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 8c739365ea97b8d8f582c1641d81069a58ff4a5e699a71dc4c2b9835245908d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:21:34,766 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:21:34,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:21:34,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:21:34,906 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:21:34,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:21:34,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:21:34,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:21:34,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:21:34,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:21:34,914 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:21:34,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:21:34,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:21:34,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:21:34,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:21:34,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:21:34,916 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:21:34,917 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:21:34,917 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:21:34,918 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:21:34,918 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:21:34,918 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:21:34,919 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:21:34,919 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:21:34,919 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:21:34,920 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:21:34,920 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:34,920 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:21:34,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:21:34,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:34,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:21:34,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:21:34,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:21:34,923 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:21:34,923 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:34,924 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:21:34,924 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_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c739365ea97b8d8f582c1641d81069a58ff4a5e699a71dc4c2b9835245908d7 [2024-11-08 23:21:35,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:21:35,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:21:35,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:21:35,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:21:35,373 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:21:35,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i Unable to find full path for "g++" [2024-11-08 23:21:37,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:37,611 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:37,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i [2024-11-08 23:21:37,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data/9d1ec2b17/10d5a5b29fc141f8bbc29592c140562b/FLAG466d6ca83 [2024-11-08 23:21:37,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/data/9d1ec2b17/10d5a5b29fc141f8bbc29592c140562b [2024-11-08 23:21:37,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:37,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:37,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:37,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:37,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:37,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:37" (1/1) ... [2024-11-08 23:21:37,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72dcbaa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:37, skipping insertion in model container [2024-11-08 23:21:37,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:37" (1/1) ... [2024-11-08 23:21:37,683 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:37,894 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_929dad0e-dc07-4361-8161-a81762ef6fd2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i[916,929] [2024-11-08 23:21:37,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:37,981 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:38,022 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_929dad0e-dc07-4361-8161-a81762ef6fd2/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-9.i[916,929] [2024-11-08 23:21:38,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:38,129 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:38,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38 WrapperNode [2024-11-08 23:21:38,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:38,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:38,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:38,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:38,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,190 INFO L138 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 80 [2024-11-08 23:21:38,191 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:38,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:38,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:38,192 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:38,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,214 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:38,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:38,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:38,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:38,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:38,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:38,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:38,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:38,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:38,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:21:38,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:21:38,304 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:21:38,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:38,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:38,382 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:38,385 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:38,628 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:21:38,630 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:38,821 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:21:38,821 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:21:38,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:38 BoogieIcfgContainer [2024-11-08 23:21:38,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:21:38,822 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:21:38,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:21:38,833 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:21:38,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:38" (1/1) ... [2024-11-08 23:21:38,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:21:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:38,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 23:21:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 23:21:38,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 23:21:38,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:38,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:38,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:38,920 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:38,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:21:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:39,408 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:39,481 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 23:21:39,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:26:05,269 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-08 23:26:05,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:26:05,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:26:05,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 39 transitions. [2024-11-08 23:26:05,859 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-08 23:26:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:26:05,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:26:05,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:26:05,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:26:05,866 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:26:05,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:26:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:06,468 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:26:06,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:26:06,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:26:06,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:27:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:27:53,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:27:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:27:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 63 transitions. [2024-11-08 23:27:57,005 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2024-11-08 23:27:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:27:57,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:27:57,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:27:57,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:27:57,011 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:27:57,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:27:57,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:57,523 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:27:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:27:57,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:27:57,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:29:44,175 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:29:44,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:29:44,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:29:44,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 63 transitions. [2024-11-08 23:29:44,353 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2024-11-08 23:29:44,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:29:44,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:29:44,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:29:44,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:29:44,356 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:29:44,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:29:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:44,861 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:29:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:29:44,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 23:29:44,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:33:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:33:32,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:33:33,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:33,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 66 transitions. [2024-11-08 23:33:33,884 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2024-11-08 23:33:33,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:33:33,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:33,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:33:33,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:33:33,887 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:33:33,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:33:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:34,434 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:34,498 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 23:33:34,501 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:35:38,466 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-08 23:35:38,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:35:38,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:38,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 66 transitions. [2024-11-08 23:35:38,569 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2024-11-08 23:35:38,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:35:38,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:38,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:38,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:38,573 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:38,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_929dad0e-dc07-4361-8161-a81762ef6fd2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:35:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:39,067 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:39,139 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 23:35:39,142 INFO L278 TraceCheckSpWp]: Computing forward predicates...