./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.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_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6bb6165a865ae599fbbbb878eea3788e6b54201c0af68fa4b08e901e99cc922 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:01:28,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:01:28,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:01:28,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:01:28,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:01:28,628 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:01:28,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:01:28,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:01:28,630 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:01:28,630 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:01:28,631 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:01:28,631 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:01:28,632 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:01:28,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:01:28,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:01:28,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:01:28,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:01:28,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:01:28,635 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:01:28,635 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:01:28,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:01:28,637 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:01:28,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:01:28,638 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:01:28,638 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:01:28,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:01:28,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:01:28,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:01:28,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:01:28,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:01:28,641 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:01:28,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:01:28,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:01:28,641 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_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6bb6165a865ae599fbbbb878eea3788e6b54201c0af68fa4b08e901e99cc922 [2023-12-02 21:01:28,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:01:28,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:01:28,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:01:28,864 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:01:28,864 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:01:28,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i [2023-12-02 21:01:31,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:01:31,791 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:01:31,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i [2023-12-02 21:01:31,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data/d1f4b648e/6568e1badd3844dc9054c1381eeeda7b/FLAG27856dcd4 [2023-12-02 21:01:31,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data/d1f4b648e/6568e1badd3844dc9054c1381eeeda7b [2023-12-02 21:01:31,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:01:31,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:01:31,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:01:31,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:01:31,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:01:31,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:31" (1/1) ... [2023-12-02 21:01:31,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c40a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:31, skipping insertion in model container [2023-12-02 21:01:31,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:31" (1/1) ... [2023-12-02 21:01:31,844 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:01:31,963 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_2298731e-991b-4914-8c5e-72dd320e49c8/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i[916,929] [2023-12-02 21:01:31,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:01:32,010 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:01:32,021 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_2298731e-991b-4914-8c5e-72dd320e49c8/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i[916,929] [2023-12-02 21:01:32,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:01:32,053 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:01:32,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32 WrapperNode [2023-12-02 21:01:32,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:01:32,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:01:32,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:01:32,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:01:32,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,100 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 101 [2023-12-02 21:01:32,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:01:32,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:01:32,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:01:32,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:01:32,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,124 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:01:32,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:01:32,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:01:32,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:01:32,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:01:32,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:01:32,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:01:32,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:01:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:01:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:01:32,215 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:01:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:01:32,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:01:32,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:01:32,283 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:01:32,285 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:01:32,492 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:01:32,600 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:01:32,601 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:01:32,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:32 BoogieIcfgContainer [2023-12-02 21:01:32,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:01:32,604 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:01:32,604 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:01:32,613 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:01:32,613 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:32" (1/1) ... [2023-12-02 21:01:32,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:01:32,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:01:32,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-12-02 21:01:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-12-02 21:01:32,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:01:32,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:01:32,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:01:32,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:01:32,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:01:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:01:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:01:33,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:01:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:01:33,139 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:01:33,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:01:33 ImpRootNode [2023-12-02 21:01:33,191 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:01:33,191 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:01:33,191 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:01:33,192 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:01:33,192 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:32" (3/4) ... [2023-12-02 21:01:33,194 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:01:33,195 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:01:33,196 INFO L158 Benchmark]: Toolchain (without parser) took 1380.98ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 96.0MB in the beginning and 116.6MB in the end (delta: -20.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-12-02 21:01:33,196 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:01:33,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.54ms. Allocated memory is still 134.2MB. Free memory was 96.0MB in the beginning and 83.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:01:33,198 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.70ms. Allocated memory is still 134.2MB. Free memory was 83.8MB in the beginning and 81.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:01:33,198 INFO L158 Benchmark]: Boogie Preprocessor took 33.70ms. Allocated memory is still 134.2MB. Free memory was 81.8MB in the beginning and 80.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:01:33,199 INFO L158 Benchmark]: RCFGBuilder took 467.54ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 80.2MB in the beginning and 146.8MB in the end (delta: -66.5MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-12-02 21:01:33,200 INFO L158 Benchmark]: CodeCheck took 586.98ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 116.6MB in the end (delta: 30.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-12-02 21:01:33,200 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 176.2MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:01:33,204 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, 30 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, 53 NumberOfCodeBlocks, 53 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 to_int at line 59, overapproximation of someBinaryFLOATComparisonOperation at line 36. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -200; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] signed long int var_1_9 = 100; [L26] signed long int var_1_10 = 4; [L27] signed long int var_1_11 = 128; [L28] signed long int var_1_12 = 128; [L29] signed long int var_1_13 = 0; [L30] signed long int var_1_14 = 127; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 16; [L94] isInitial = 1 [L95] FCALL initially() [L96] COND TRUE 1 [L97] FCALL updateLastVariables() [L98] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_3=1, var_1_9=100] [L67] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L68] var_1_3 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_9=100] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_9=100] [L70] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, var_1_10=4, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L71] var_1_10 = __VERIFIER_nondet_long() [L72] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L73] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=128, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L74] var_1_11 = __VERIFIER_nondet_long() [L75] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L76] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=0, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L77] var_1_13 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_13 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_13 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L79] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=127, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L80] var_1_14 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L82] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=16, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L83] var_1_16 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L85] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=0, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=1, var_1_12=128, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=0, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=100] [L98] RET updateVariables() [L99] CALL step() [L36] COND FALSE !(0.8f > (- var_1_10)) [L39] unsigned char stepLocal_1 = var_1_15 > var_1_15; [L40] unsigned char stepLocal_0 = var_1_3; [L41] COND FALSE !(var_1_2 && stepLocal_0) [L48] COND FALSE !(\read(var_1_2)) [L51] COND TRUE var_1_1 < var_1_15 [L52] var_1_9 = ((((var_1_11) > (var_1_10)) ? (var_1_11) : (var_1_10))) [L57] signed long int stepLocal_2 = var_1_1; [L58] COND FALSE !(stepLocal_2 <= ((((8u) < 0 ) ? -(8u) : (8u)))) [L61] var_1_12 = ((var_1_13 - var_1_14) - var_1_11) [L99] RET step() [L100] CALL, EXPR property() [L90-L91] return ((((var_1_2 && var_1_3) ? ((var_1_2 && (var_1_15 > var_1_15)) ? (var_1_1 == ((signed long int) (var_1_15 - var_1_15))) : (var_1_1 == ((signed long int) ((var_1_15 + 5) - var_1_15)))) : 1) && (var_1_2 ? (var_1_9 == ((signed long int) (var_1_10 - var_1_11))) : ((var_1_1 < var_1_15) ? (var_1_9 == ((signed long int) ((((var_1_11) > (var_1_10)) ? (var_1_11) : (var_1_10))))) : (var_1_9 == ((signed long int) var_1_10))))) && ((var_1_1 <= ((((8u) < 0 ) ? -(8u) : (8u)))) ? (var_1_12 == ((signed long int) (var_1_10 - 99.5))) : (var_1_12 == ((signed long int) ((var_1_13 - var_1_14) - var_1_11))))) && ((0.8f > (- var_1_10)) ? (var_1_15 == ((unsigned char) var_1_16)) : 1) ; [L100] RET, EXPR property() [L100] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=-1, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=0, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=1, var_1_12=-1, var_1_13=2147483647, var_1_14=2147483647, var_1_15=1, var_1_16=0, var_1_1=-200, var_1_2=0, var_1_3=1, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 134.2MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.54ms. Allocated memory is still 134.2MB. Free memory was 96.0MB in the beginning and 83.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.70ms. Allocated memory is still 134.2MB. Free memory was 83.8MB in the beginning and 81.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.70ms. Allocated memory is still 134.2MB. Free memory was 81.8MB in the beginning and 80.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 467.54ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 80.2MB in the beginning and 146.8MB in the end (delta: -66.5MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * CodeCheck took 586.98ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 116.6MB in the end (delta: 30.0MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 176.2MB. Free memory is still 116.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:01:33,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6bb6165a865ae599fbbbb878eea3788e6b54201c0af68fa4b08e901e99cc922 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:01:35,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:01:35,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:01:35,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:01:35,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:01:35,252 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:01:35,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:01:35,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:01:35,253 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:01:35,254 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:01:35,255 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:01:35,255 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:01:35,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:01:35,256 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:01:35,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:01:35,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:01:35,258 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:01:35,258 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:01:35,259 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:01:35,260 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:01:35,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:01:35,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:01:35,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:01:35,262 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:01:35,262 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:01:35,263 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:01:35,263 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:01:35,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:01:35,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:01:35,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:01:35,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:01:35,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:01:35,266 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:01:35,266 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:01:35,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:01:35,267 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:01:35,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:01:35,267 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_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6bb6165a865ae599fbbbb878eea3788e6b54201c0af68fa4b08e901e99cc922 [2023-12-02 21:01:35,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:01:35,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:01:35,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:01:35,582 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:01:35,582 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:01:35,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i [2023-12-02 21:01:38,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:01:38,546 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:01:38,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i [2023-12-02 21:01:38,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data/981c7c4b8/58dc167dd1e64b2cb26fc994bf77d07a/FLAG9179b45a1 [2023-12-02 21:01:38,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/data/981c7c4b8/58dc167dd1e64b2cb26fc994bf77d07a [2023-12-02 21:01:38,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:01:38,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:01:38,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:01:38,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:01:38,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:01:38,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cdab939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38, skipping insertion in model container [2023-12-02 21:01:38,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:01:38,762 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_2298731e-991b-4914-8c5e-72dd320e49c8/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i[916,929] [2023-12-02 21:01:38,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:01:38,813 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:01:38,826 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_2298731e-991b-4914-8c5e-72dd320e49c8/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-78.i[916,929] [2023-12-02 21:01:38,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:01:38,864 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:01:38,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38 WrapperNode [2023-12-02 21:01:38,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:01:38,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:01:38,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:01:38,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:01:38,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,909 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 97 [2023-12-02 21:01:38,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:01:38,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:01:38,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:01:38,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:01:38,920 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,933 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,937 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:01:38,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:01:38,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:01:38,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:01:38,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:38" (1/1) ... [2023-12-02 21:01:38,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:01:38,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:01:38,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:01:38,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:01:39,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:01:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:01:39,015 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:01:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:01:39,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:01:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:01:39,104 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:01:39,107 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:01:41,717 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:01:41,831 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:01:41,831 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:01:41,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:41 BoogieIcfgContainer [2023-12-02 21:01:41,833 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:01:41,834 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:01:41,834 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:01:41,853 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:01:41,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:41" (1/1) ... [2023-12-02 21:01:41,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:01:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:01:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-12-02 21:01:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-12-02 21:01:41,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:01:41,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:01:41,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:01:41,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:01:41,944 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:01:41,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2298731e-991b-4914-8c5e-72dd320e49c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:01:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:01:42,217 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:01:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:01:42,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 21:01:42,397 INFO L285 TraceCheckSpWp]: Computing forward predicates...