./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi --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 af3efeeaacc64cb7477cce5de730b96d7cb2077214786b6ce63a98322017b054 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:00,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:00,496 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:57:00,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:00,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:00,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:00,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:00,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:00,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:00,554 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:00,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:00,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:00,557 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:00,558 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:00,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:00,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:00,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:00,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:00,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:00,561 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:00,562 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:00,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:00,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:00,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:00,565 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:00,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:00,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:00,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:00,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:00,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:00,569 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:00,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:00,570 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:00,570 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_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af3efeeaacc64cb7477cce5de730b96d7cb2077214786b6ce63a98322017b054 [2023-11-24 22:57:00,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:00,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:00,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:00,944 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:00,945 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:00,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i [2023-11-24 22:57:03,969 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:04,194 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:04,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i [2023-11-24 22:57:04,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data/6789c45c6/4886915d98d54e919d142756dac2f36a/FLAG001e7203b [2023-11-24 22:57:04,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data/6789c45c6/4886915d98d54e919d142756dac2f36a [2023-11-24 22:57:04,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:04,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:04,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:04,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:04,237 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:04,238 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,239 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49798d75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04, skipping insertion in model container [2023-11-24 22:57:04,239 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,268 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:04,437 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i[917,930] [2023-11-24 22:57:04,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:04,500 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:04,514 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i[917,930] [2023-11-24 22:57:04,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:04,569 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:04,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04 WrapperNode [2023-11-24 22:57:04,576 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:04,577 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:04,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:04,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:04,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,659 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2023-11-24 22:57:04,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:04,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:04,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:04,661 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:04,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,674 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:04,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:04,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:04,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:04,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:04" (1/1) ... [2023-11-24 22:57:04,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:04,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:04,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:04,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:04,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:57:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:57:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:04,848 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:04,850 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:05,126 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:05,381 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:05,381 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:57:05,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:05 BoogieIcfgContainer [2023-11-24 22:57:05,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:05,385 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:05,386 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:05,396 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:05,397 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:05" (1/1) ... [2023-11-24 22:57:05,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:05,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:05,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-11-24 22:57:05,465 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-11-24 22:57:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:57:05,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:05,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:57:05,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:57:05,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:57:05,911 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 22:57:05,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:57:05 ImpRootNode [2023-11-24 22:57:05,988 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:57:05,989 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:57:05,989 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:57:05,990 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:57:05,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:05" (3/4) ... [2023-11-24 22:57:05,995 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:57:05,997 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:57:05,998 INFO L158 Benchmark]: Toolchain (without parser) took 1768.09ms. Allocated memory is still 151.0MB. Free memory was 113.7MB in the beginning and 66.7MB in the end (delta: 46.9MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-11-24 22:57:06,000 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:06,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.34ms. Allocated memory is still 151.0MB. Free memory was 113.7MB in the beginning and 123.1MB in the end (delta: -9.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-24 22:57:06,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.42ms. Allocated memory is still 151.0MB. Free memory was 123.1MB in the beginning and 120.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:06,003 INFO L158 Benchmark]: Boogie Preprocessor took 33.08ms. Allocated memory is still 151.0MB. Free memory was 120.8MB in the beginning and 119.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:06,005 INFO L158 Benchmark]: RCFGBuilder took 689.60ms. Allocated memory is still 151.0MB. Free memory was 119.2MB in the beginning and 89.3MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 22:57:06,006 INFO L158 Benchmark]: CodeCheck took 602.87ms. Allocated memory is still 151.0MB. Free memory was 89.3MB in the beginning and 67.4MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:57:06,007 INFO L158 Benchmark]: Witness Printer took 8.76ms. Allocated memory is still 151.0MB. Free memory was 67.4MB in the beginning and 66.7MB in the end (delta: 702.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:06,018 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, 27 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, 44 NumberOfCodeBlocks, 44 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 39, overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of shiftRight at line 38. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] signed char var_1_3 = 0; [L24] signed char var_1_4 = 64; [L25] signed char var_1_5 = 64; [L26] signed long int var_1_6 = -64; [L27] double var_1_8 = 32.5; [L28] double var_1_9 = 1.6; [L29] unsigned short int var_1_10 = 32; [L30] float var_1_11 = 15.5; [L31] unsigned char var_1_12 = 0; [L32] unsigned char var_1_13 = 0; [L33] unsigned short int last_1_var_1_10 = 32; [L92] isInitial = 1 [L93] FCALL initially() [L94] COND TRUE 1 [L95] CALL updateLastVariables() [L85] last_1_var_1_10 = var_1_10 [L95] RET updateLastVariables() [L96] CALL updateVariables() [L65] var_1_3 = __VERIFIER_nondet_char() [L66] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L67] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=64, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L68] var_1_4 = __VERIFIER_nondet_char() [L69] CALL assume_abort_if_not(var_1_4 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_4 >= -1) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L70] CALL assume_abort_if_not(var_1_4 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_4 <= 126) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=64, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L71] var_1_5 = __VERIFIER_nondet_char() [L72] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L73] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64, var_1_8=65/2, var_1_9=8/5] [L74] var_1_8 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64, var_1_9=8/5] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64, var_1_9=8/5] [L76] var_1_9 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_11=31/2, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L78] var_1_11 = __VERIFIER_nondet_float() [L79] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L80] var_1_13 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L82] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_13=0, var_1_1=-16, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=-64] [L96] RET updateVariables() [L97] CALL step() [L37] signed long int stepLocal_0 = (((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10)); [L38] EXPR last_1_var_1_10 >> var_1_3 [L38] COND FALSE !(stepLocal_0 <= (var_1_4 * (last_1_var_1_10 >> var_1_3))) [L45] var_1_6 = var_1_5 [L47] signed long int stepLocal_1 = var_1_5 + var_1_6; [L48] COND TRUE var_1_11 < var_1_9 [L49] COND FALSE !(stepLocal_1 <= (~ (var_1_6 % -32))) [L52] var_1_10 = var_1_5 [L55] var_1_12 = var_1_13 [L56] COND TRUE ! var_1_12 [L57] COND TRUE ! var_1_12 [L58] var_1_1 = (var_1_3 + -32) [L97] RET step() [L98] CALL, EXPR property() [L88] EXPR ((! var_1_12) ? ((! var_1_12) ? (var_1_1 == ((signed char) (var_1_3 + -32))) : (var_1_1 == ((signed char) (var_1_4 - ((((var_1_5) < (16)) ? (var_1_5) : (16))))))) : 1) && ((((((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10))) <= (var_1_4 * (last_1_var_1_10 >> var_1_3))) ? (((- var_1_8) >= var_1_9) ? (var_1_6 == ((signed long int) var_1_4)) : (var_1_6 == ((signed long int) var_1_5))) : (var_1_6 == ((signed long int) var_1_5))) [L88] EXPR last_1_var_1_10 >> var_1_3 [L88] EXPR ((! var_1_12) ? ((! var_1_12) ? (var_1_1 == ((signed char) (var_1_3 + -32))) : (var_1_1 == ((signed char) (var_1_4 - ((((var_1_5) < (16)) ? (var_1_5) : (16))))))) : 1) && ((((((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10))) <= (var_1_4 * (last_1_var_1_10 >> var_1_3))) ? (((- var_1_8) >= var_1_9) ? (var_1_6 == ((signed long int) var_1_4)) : (var_1_6 == ((signed long int) var_1_5))) : (var_1_6 == ((signed long int) var_1_5))) [L88-L89] return ((((! var_1_12) ? ((! var_1_12) ? (var_1_1 == ((signed char) (var_1_3 + -32))) : (var_1_1 == ((signed char) (var_1_4 - ((((var_1_5) < (16)) ? (var_1_5) : (16))))))) : 1) && ((((((var_1_5) > (last_1_var_1_10)) ? (var_1_5) : (last_1_var_1_10))) <= (var_1_4 * (last_1_var_1_10 >> var_1_3))) ? (((- var_1_8) >= var_1_9) ? (var_1_6 == ((signed long int) var_1_4)) : (var_1_6 == ((signed long int) var_1_5))) : (var_1_6 == ((signed long int) var_1_5)))) && ((var_1_11 < var_1_9) ? (((var_1_5 + var_1_6) <= (~ (var_1_6 % -32))) ? (var_1_10 == ((unsigned short int) var_1_5)) : (var_1_10 == ((unsigned short int) var_1_5))) : 1)) && (var_1_12 == ((unsigned char) var_1_13)) ; [L98] RET, EXPR property() [L98] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_13=0, var_1_1=0, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=32] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, var_1_10=32, var_1_12=0, var_1_13=0, var_1_1=0, var_1_3=32, var_1_4=31, var_1_5=32, var_1_6=32] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.34ms. Allocated memory is still 151.0MB. Free memory was 113.7MB in the beginning and 123.1MB in the end (delta: -9.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.42ms. Allocated memory is still 151.0MB. Free memory was 123.1MB in the beginning and 120.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.08ms. Allocated memory is still 151.0MB. Free memory was 120.8MB in the beginning and 119.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 689.60ms. Allocated memory is still 151.0MB. Free memory was 119.2MB in the beginning and 89.3MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 602.87ms. Allocated memory is still 151.0MB. Free memory was 89.3MB in the beginning and 67.4MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 8.76ms. Allocated memory is still 151.0MB. Free memory was 67.4MB in the beginning and 66.7MB in the end (delta: 702.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:57:06,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi --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 af3efeeaacc64cb7477cce5de730b96d7cb2077214786b6ce63a98322017b054 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:08,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:08,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:57:09,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:09,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:09,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:09,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:09,033 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:09,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:09,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:09,039 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:09,040 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:09,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:09,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:09,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:09,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:09,043 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:57:09,044 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:57:09,044 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:57:09,045 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:09,045 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:09,046 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:09,046 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:09,046 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:09,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:09,047 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:09,048 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:09,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:09,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:09,049 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:09,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:09,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:09,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:57:09,051 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:09,052 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:09,052 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:57:09,052 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:09,052 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af3efeeaacc64cb7477cce5de730b96d7cb2077214786b6ce63a98322017b054 [2023-11-24 22:57:09,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:09,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:09,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:09,531 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:09,531 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:09,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i [2023-11-24 22:57:12,777 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:13,040 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:13,040 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i [2023-11-24 22:57:13,049 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data/5c6d8be29/a814a46cb9d04c98b22306648ecd1a98/FLAGa5dfb9f2e [2023-11-24 22:57:13,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/data/5c6d8be29/a814a46cb9d04c98b22306648ecd1a98 [2023-11-24 22:57:13,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:13,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:13,070 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:13,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:13,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:13,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6289b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13, skipping insertion in model container [2023-11-24 22:57:13,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,107 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:13,275 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i[917,930] [2023-11-24 22:57:13,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:13,340 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:13,363 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-79.i[917,930] [2023-11-24 22:57:13,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:13,444 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:13,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13 WrapperNode [2023-11-24 22:57:13,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:13,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:13,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:13,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:13,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,480 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,527 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 95 [2023-11-24 22:57:13,528 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:13,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:13,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:13,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:13,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,571 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:13,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:13,591 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:13,591 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:13,592 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:13" (1/1) ... [2023-11-24 22:57:13,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:13,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:13,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:13,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:13,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:57:13,676 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:57:13,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:57:13,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:13,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:13,832 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:13,850 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:14,553 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:14,719 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:14,719 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:57:14,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:14 BoogieIcfgContainer [2023-11-24 22:57:14,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:14,732 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:14,733 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:14,743 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:14,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:14" (1/1) ... [2023-11-24 22:57:14,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:14,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:14,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-11-24 22:57:14,818 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-11-24 22:57:14,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:57:14,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:14,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:14,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:57:14,826 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:57:14,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5da3ade0-b31d-4cae-929a-6b2fedfe6db3/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:57:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:15,335 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:57:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:15,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-24 22:57:15,474 INFO L285 TraceCheckSpWp]: Computing forward predicates...