./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/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_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/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_99b47f21-f637-4545-bac8-1287f59623cd/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 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:20:26,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:20:26,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:20:26,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:20:26,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:20:26,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:20:26,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:20:26,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:20:26,220 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:20:26,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:20:26,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:20:26,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:20:26,222 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:20:26,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:20:26,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:20:26,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:20:26,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:20:26,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:20:26,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:20:26,225 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:20:26,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:20:26,227 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:20:26,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:20:26,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:20:26,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:20:26,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:20:26,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:20:26,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:20:26,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:20:26,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:20:26,231 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:20:26,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:20:26,231 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:20:26,232 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_99b47f21-f637-4545-bac8-1287f59623cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff [2023-12-02 22:20:26,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:20:26,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:20:26,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:20:26,486 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:20:26,486 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:20:26,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2023-12-02 22:20:29,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:20:29,449 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:20:29,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2023-12-02 22:20:29,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data/2804ebc35/f50be07f27d041a5875556a9c20385c9/FLAG4a379efc9 [2023-12-02 22:20:29,470 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data/2804ebc35/f50be07f27d041a5875556a9c20385c9 [2023-12-02 22:20:29,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:20:29,474 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:20:29,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:20:29,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:20:29,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:20:29,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@329e143e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29, skipping insertion in model container [2023-12-02 22:20:29,481 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,505 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:20:29,619 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_99b47f21-f637-4545-bac8-1287f59623cd/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i[916,929] [2023-12-02 22:20:29,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:20:29,674 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:20:29,684 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_99b47f21-f637-4545-bac8-1287f59623cd/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i[916,929] [2023-12-02 22:20:29,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:20:29,722 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:20:29,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29 WrapperNode [2023-12-02 22:20:29,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:20:29,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:20:29,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:20:29,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:20:29,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,771 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2023-12-02 22:20:29,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:20:29,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:20:29,772 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:20:29,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:20:29,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,785 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,786 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,793 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,795 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:20:29,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:20:29,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:20:29,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:20:29,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:29" (1/1) ... [2023-12-02 22:20:29,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:20:29,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:20:29,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:20:29,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:20:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:20:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:20:29,873 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:20:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:20:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:20:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:20:29,944 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:20:29,945 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:20:30,217 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:20:30,337 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:20:30,337 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:20:30,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:20:30 BoogieIcfgContainer [2023-12-02 22:20:30,339 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:20:30,340 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:20:30,340 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:20:30,348 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:20:30,349 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:20:30" (1/1) ... [2023-12-02 22:20:30,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:20:30,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:30,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2023-12-02 22:20:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2023-12-02 22:20:30,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:20:30,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:30,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:20:30,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:20:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:20:30,844 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 22:20:30,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:20:30 ImpRootNode [2023-12-02 22:20:30,921 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:20:30,922 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:20:30,922 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:20:30,922 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:20:30,923 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:20:30" (3/4) ... [2023-12-02 22:20:30,924 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:20:30,926 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:20:30,927 INFO L158 Benchmark]: Toolchain (without parser) took 1452.07ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 101.7MB in the beginning and 102.8MB in the end (delta: -1.1MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-12-02 22:20:30,927 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory was 89.4MB in the beginning and 89.3MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:20:30,928 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.97ms. Allocated memory is still 132.1MB. Free memory was 101.4MB in the beginning and 88.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:20:30,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.24ms. Allocated memory is still 132.1MB. Free memory was 88.6MB in the beginning and 85.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:20:30,929 INFO L158 Benchmark]: Boogie Preprocessor took 31.96ms. Allocated memory is still 132.1MB. Free memory was 85.6MB in the beginning and 84.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:20:30,930 INFO L158 Benchmark]: RCFGBuilder took 533.87ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 84.0MB in the beginning and 133.4MB in the end (delta: -49.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-12-02 22:20:30,931 INFO L158 Benchmark]: CodeCheck took 581.46ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 103.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 22:20:30,931 INFO L158 Benchmark]: Witness Printer took 3.94ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:20:30,935 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, 43 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, 84 NumberOfCodeBlocks, 84 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 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 50; [L23] unsigned short int var_1_4 = 60871; [L24] unsigned short int var_1_5 = 1; [L25] unsigned short int var_1_6 = 28896; [L26] unsigned short int var_1_7 = 5; [L27] signed long int var_1_8 = 63; [L28] signed long int var_1_9 = 49; [L29] signed long int var_1_10 = 31; [L30] signed long int var_1_11 = 255; [L31] signed long int var_1_12 = 0; [L32] signed short int var_1_13 = -8; [L33] signed long int var_1_15 = 1000000000; [L34] unsigned short int var_1_16 = 4; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L109] isInitial = 1 [L110] FCALL initially() [L111] COND TRUE 1 [L112] FCALL updateLastVariables() [L113] CALL updateVariables() [L67] var_1_4 = __VERIFIER_nondet_ushort() [L68] CALL assume_abort_if_not(var_1_4 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_4 >= 32767) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L69] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L70] var_1_5 = __VERIFIER_nondet_ushort() [L71] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L72] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L73] var_1_6 = __VERIFIER_nondet_ushort() [L74] CALL assume_abort_if_not(var_1_6 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_6 >= 16383) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=5, var_1_8=63, var_1_9=49] [L75] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=5, var_1_8=63, var_1_9=49] [L76] var_1_7 = __VERIFIER_nondet_ushort() [L77] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_8=63, var_1_9=49] [L78] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=49] [L79] var_1_9 = __VERIFIER_nondet_long() [L80] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L81] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L82] var_1_10 = __VERIFIER_nondet_long() [L83] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=2147483647, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L84] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, var_1_10=2147483647, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L85] var_1_11 = __VERIFIER_nondet_long() [L86] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L87] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L88] var_1_12 = __VERIFIER_nondet_long() [L89] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L90] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L91] var_1_15 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_15 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L93] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L94] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L95] var_1_17 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L97] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=1, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L98] var_1_18 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L100] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=63, var_1_9=2147483647] [L113] RET updateVariables() [L114] CALL step() [L40] COND FALSE !(var_1_7 > var_1_5) [L43] var_1_8 = (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - (var_1_12 - 3.4f)) [L45] unsigned short int stepLocal_0 = var_1_6; [L46] COND TRUE stepLocal_0 <= var_1_5 [L47] COND FALSE !(((((var_1_8) > ((var_1_12 / var_1_15))) ? (var_1_8) : ((var_1_12 / var_1_15)))) > ((((var_1_10) < (var_1_8)) ? (var_1_10) : (var_1_8)))) [L53] COND TRUE var_1_6 > (var_1_13 * ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) [L54] COND FALSE !(var_1_17 || var_1_18) [L57] var_1_16 = var_1_7 [L62] COND FALSE !(var_1_8 != var_1_8) [L114] RET step() [L115] CALL, EXPR property() [L105-L106] return ((((var_1_8 != var_1_8) ? (var_1_1 == ((unsigned short int) (var_1_4 - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7))))))) : 1) && ((var_1_7 > var_1_5) ? (var_1_8 == ((signed long int) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))))) : (var_1_8 == ((signed long int) (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - (var_1_12 - 3.4f)))))) && ((var_1_6 <= var_1_5) ? ((((((var_1_8) > ((var_1_12 / var_1_15))) ? (var_1_8) : ((var_1_12 / var_1_15)))) > ((((var_1_10) < (var_1_8)) ? (var_1_10) : (var_1_8)))) ? (var_1_13 == ((signed short int) var_1_7)) : 1) : (var_1_13 == ((signed short int) var_1_7)))) && ((var_1_6 > (var_1_13 * ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7))))) ? ((var_1_17 || var_1_18) ? (var_1_16 == ((unsigned short int) var_1_4)) : (var_1_16 == ((unsigned short int) var_1_7))) : (var_1_16 == ((unsigned short int) var_1_6))) ; [L115] RET, EXPR property() [L115] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=16383, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=1073741823, var_1_9=2147483647] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2147483647, var_1_11=2147483647, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=16383, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=32767, var_1_5=16383, var_1_6=16383, var_1_7=16383, var_1_8=1073741823, var_1_9=2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 132.1MB. Free memory was 89.4MB in the beginning and 89.3MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.97ms. Allocated memory is still 132.1MB. Free memory was 101.4MB in the beginning and 88.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.24ms. Allocated memory is still 132.1MB. Free memory was 88.6MB in the beginning and 85.8MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.96ms. Allocated memory is still 132.1MB. Free memory was 85.6MB in the beginning and 84.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 533.87ms. Allocated memory was 132.1MB in the beginning and 167.8MB in the end (delta: 35.7MB). Free memory was 84.0MB in the beginning and 133.4MB in the end (delta: -49.4MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. * CodeCheck took 581.46ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 103.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 3.94ms. Allocated memory is still 167.8MB. Free memory is still 102.8MB. 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 22:20:30,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/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_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/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_99b47f21-f637-4545-bac8-1287f59623cd/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 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:20:32,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:20:32,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:20:33,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:20:33,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:20:33,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:20:33,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:20:33,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:20:33,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:20:33,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:20:33,012 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:20:33,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:20:33,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:20:33,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:20:33,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:20:33,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:20:33,016 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:20:33,016 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:20:33,017 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:20:33,017 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:20:33,018 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:20:33,018 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:20:33,019 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:20:33,019 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:20:33,020 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:20:33,020 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:20:33,021 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:20:33,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:20:33,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:20:33,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:20:33,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:20:33,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:20:33,024 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:20:33,024 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:20:33,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:20:33,025 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:20:33,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:20:33,025 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_99b47f21-f637-4545-bac8-1287f59623cd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff [2023-12-02 22:20:33,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:20:33,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:20:33,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:20:33,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:20:33,355 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:20:33,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2023-12-02 22:20:36,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:20:36,388 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:20:36,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2023-12-02 22:20:36,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data/eef2d1065/ea240b3d5fcb4092ab3437ba80a2c603/FLAG3114d59e3 [2023-12-02 22:20:36,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/data/eef2d1065/ea240b3d5fcb4092ab3437ba80a2c603 [2023-12-02 22:20:36,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:20:36,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:20:36,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:20:36,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:20:36,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:20:36,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673717a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36, skipping insertion in model container [2023-12-02 22:20:36,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,454 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:20:36,605 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_99b47f21-f637-4545-bac8-1287f59623cd/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i[916,929] [2023-12-02 22:20:36,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:20:36,663 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:20:36,676 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_99b47f21-f637-4545-bac8-1287f59623cd/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i[916,929] [2023-12-02 22:20:36,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:20:36,719 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:20:36,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36 WrapperNode [2023-12-02 22:20:36,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:20:36,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:20:36,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:20:36,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:20:36,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,766 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2023-12-02 22:20:36,767 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:20:36,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:20:36,768 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:20:36,768 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:20:36,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:20:36,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:20:36,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:20:36,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:20:36,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:20:36" (1/1) ... [2023-12-02 22:20:36,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:20:36,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:20:36,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:20:36,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:20:36,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:20:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:20:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:20:36,873 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:20:36,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:20:36,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:20:36,959 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:20:36,961 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:20:43,733 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:20:43,840 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:20:43,841 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:20:43,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:20:43 BoogieIcfgContainer [2023-12-02 22:20:43,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:20:43,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:20:43,844 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:20:43,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:20:43,860 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:20:43" (1/1) ... [2023-12-02 22:20:43,871 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:20:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:43,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2023-12-02 22:20:43,931 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2023-12-02 22:20:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:20:43,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:43,939 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:20:43,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:20:43,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:20:43,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b47f21-f637-4545-bac8-1287f59623cd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:20:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:44,526 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:20:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:44,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:20:44,713 INFO L285 TraceCheckSpWp]: Computing forward predicates...