./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.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_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/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_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/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_481982b5-66de-406f-a29d-9bc57efd9fc6/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 74c5f41427fcd5f7006677941b6f3ff4d210550b7e3610a7968cf5a360f424cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:37:25,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:37:25,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:37:25,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:37:25,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:37:25,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:37:25,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:37:25,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:37:25,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:37:25,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:37:25,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:37:25,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:37:25,545 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:37:25,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:37:25,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:37:25,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:37:25,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:37:25,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:37:25,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:37:25,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:37:25,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:37:25,549 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:37:25,550 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:37:25,550 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:37:25,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:37:25,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:37:25,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:25,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:37:25,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:37:25,553 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:37:25,553 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:37:25,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:37:25,554 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:37:25,554 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_481982b5-66de-406f-a29d-9bc57efd9fc6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74c5f41427fcd5f7006677941b6f3ff4d210550b7e3610a7968cf5a360f424cc [2023-12-02 22:37:25,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:37:25,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:37:25,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:37:25,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:37:25,815 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:37:25,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i [2023-12-02 22:37:28,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:37:28,724 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:37:28,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i [2023-12-02 22:37:28,732 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data/433a96c42/c0a0aac200fd4fcbaddfc666f5277e9a/FLAGcaeaf53f1 [2023-12-02 22:37:28,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data/433a96c42/c0a0aac200fd4fcbaddfc666f5277e9a [2023-12-02 22:37:28,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:37:28,748 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:37:28,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:28,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:37:28,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:37:28,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:28,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15dbc778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28, skipping insertion in model container [2023-12-02 22:37:28,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:28,776 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:37:28,893 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_481982b5-66de-406f-a29d-9bc57efd9fc6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i[915,928] [2023-12-02 22:37:28,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:28,931 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:37:28,941 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_481982b5-66de-406f-a29d-9bc57efd9fc6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i[915,928] [2023-12-02 22:37:28,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:28,967 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:37:28,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28 WrapperNode [2023-12-02 22:37:28,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:28,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:28,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:37:28,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:37:28,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:28,981 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,004 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2023-12-02 22:37:29,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:29,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:37:29,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:37:29,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:37:29,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,013 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,015 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,029 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:37:29,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:37:29,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:37:29,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:37:29,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:28" (1/1) ... [2023-12-02 22:37:29,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:29,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:37:29,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:37:29,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:37:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:37:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:37:29,088 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:37:29,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:37:29,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:37:29,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:37:29,155 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:37:29,158 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:37:29,313 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:37:29,376 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:37:29,377 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:37:29,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:29 BoogieIcfgContainer [2023-12-02 22:37:29,378 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:37:29,379 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:37:29,379 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:37:29,387 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:37:29,387 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:29" (1/1) ... [2023-12-02 22:37:29,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:37:29,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-12-02 22:37:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-12-02 22:37:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:37:29,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:29,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:37:29,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:37:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:37:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:37:29,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:37:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:37:29,837 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 22:37:29,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:37:29 ImpRootNode [2023-12-02 22:37:29,877 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:37:29,878 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:37:29,878 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:37:29,878 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:37:29,879 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:29" (3/4) ... [2023-12-02 22:37:29,881 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:37:29,882 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:37:29,883 INFO L158 Benchmark]: Toolchain (without parser) took 1134.31ms. Allocated memory is still 134.2MB. Free memory was 97.9MB in the beginning and 94.3MB in the end (delta: 3.6MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-12-02 22:37:29,883 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:29,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.19ms. Allocated memory is still 134.2MB. Free memory was 97.4MB in the beginning and 86.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:37:29,884 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.12ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 84.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:29,885 INFO L158 Benchmark]: Boogie Preprocessor took 23.23ms. Allocated memory is still 134.2MB. Free memory was 84.0MB in the beginning and 83.2MB in the end (delta: 883.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:29,885 INFO L158 Benchmark]: RCFGBuilder took 348.86ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 67.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 22:37:29,886 INFO L158 Benchmark]: CodeCheck took 498.29ms. Allocated memory is still 134.2MB. Free memory was 66.8MB in the beginning and 94.3MB in the end (delta: -27.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:29,886 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 134.2MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:29,889 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 34. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -25; [L23] double var_1_2 = 0.19999999999999996; [L24] double var_1_3 = 9.4; [L25] signed long int var_1_4 = 50; [L26] unsigned long int var_1_5 = 32; [L27] unsigned char var_1_6 = 1; [L28] unsigned char var_1_7 = 1; [L29] double var_1_8 = 9.75; [L30] double var_1_9 = 49.8; [L75] isInitial = 1 [L76] FCALL initially() [L77] COND TRUE 1 [L78] FCALL updateLastVariables() [L79] CALL updateVariables() [L49] var_1_2 = __VERIFIER_nondet_double() [L50] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_3=47/5, var_1_4=50, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=-25, var_1_3=47/5, var_1_4=50, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L51] var_1_3 = __VERIFIER_nondet_double() [L52] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=50, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=-25, var_1_4=50, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L53] var_1_4 = __VERIFIER_nondet_long() [L54] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L55] CALL assume_abort_if_not(var_1_4 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_4 <= 2147483646) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L56] var_1_6 = __VERIFIER_nondet_uchar() [L57] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L58] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L59] var_1_7 = __VERIFIER_nondet_uchar() [L60] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_8=39/4, var_1_9=249/5] [L61] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_8=39/4, var_1_9=249/5] [L62] var_1_8 = __VERIFIER_nondet_double() [L63] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_9=249/5] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_9=249/5] [L64] CALL assume_abort_if_not(var_1_8 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_9=249/5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_8 != 0.0F) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1, var_1_9=249/5] [L65] var_1_9 = __VERIFIER_nondet_double() [L66] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=32, var_1_6=1, var_1_7=1] [L79] RET updateVariables() [L80] CALL step() [L34] COND FALSE !(var_1_2 < var_1_3) [L37] unsigned char stepLocal_0 = var_1_6; [L38] COND TRUE stepLocal_0 && var_1_7 [L39] COND TRUE var_1_3 < ((var_1_2 / var_1_8) + var_1_9) [L40] var_1_5 = var_1_4 [L80] RET step() [L81] CALL, EXPR property() [L71-L72] return ((var_1_2 < var_1_3) ? (var_1_1 == ((signed long int) (2 - var_1_4))) : 1) && ((var_1_6 && var_1_7) ? ((var_1_3 < ((var_1_2 / var_1_8) + var_1_9)) ? (var_1_5 == ((unsigned long int) var_1_4)) : (var_1_5 == ((unsigned long int) var_1_4))) : (var_1_5 == ((unsigned long int) var_1_4))) ; [L81] RET, EXPR property() [L81] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=26, var_1_6=1, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=-25, var_1_4=26, var_1_5=26, var_1_6=1, var_1_7=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 107.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.19ms. Allocated memory is still 134.2MB. Free memory was 97.4MB in the beginning and 86.1MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.12ms. Allocated memory is still 134.2MB. Free memory was 86.1MB in the beginning and 84.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.23ms. Allocated memory is still 134.2MB. Free memory was 84.0MB in the beginning and 83.2MB in the end (delta: 883.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.86ms. Allocated memory is still 134.2MB. Free memory was 82.7MB in the beginning and 67.3MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 498.29ms. Allocated memory is still 134.2MB. Free memory was 66.8MB in the beginning and 94.3MB in the end (delta: -27.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 134.2MB. Free memory is still 94.3MB. 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 22:37:29,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/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_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/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_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/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_481982b5-66de-406f-a29d-9bc57efd9fc6/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 74c5f41427fcd5f7006677941b6f3ff4d210550b7e3610a7968cf5a360f424cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:37:31,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:37:31,908 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 22:37:31,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:37:31,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:37:31,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:37:31,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:37:31,943 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:37:31,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:37:31,944 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:37:31,945 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:37:31,945 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:37:31,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:37:31,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:37:31,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:37:31,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:37:31,948 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:37:31,949 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:37:31,949 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:37:31,950 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:37:31,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:37:31,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:37:31,955 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:37:31,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:37:31,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:37:31,956 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:37:31,956 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:37:31,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:37:31,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:31,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:37:31,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:37:31,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:37:31,958 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:37:31,959 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:37:31,959 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:37:31,959 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:37:31,959 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:37:31,960 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_481982b5-66de-406f-a29d-9bc57efd9fc6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74c5f41427fcd5f7006677941b6f3ff4d210550b7e3610a7968cf5a360f424cc [2023-12-02 22:37:32,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:37:32,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:37:32,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:37:32,280 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:37:32,281 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:37:32,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i [2023-12-02 22:37:35,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:37:35,187 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:37:35,187 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i [2023-12-02 22:37:35,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data/571bb3090/2475be2bb59947239d88966da294422b/FLAGa6b3f0d50 [2023-12-02 22:37:35,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/data/571bb3090/2475be2bb59947239d88966da294422b [2023-12-02 22:37:35,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:37:35,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:37:35,208 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:35,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:37:35,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:37:35,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691fdad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35, skipping insertion in model container [2023-12-02 22:37:35,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,241 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:37:35,409 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_481982b5-66de-406f-a29d-9bc57efd9fc6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i[915,928] [2023-12-02 22:37:35,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:35,454 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:37:35,468 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_481982b5-66de-406f-a29d-9bc57efd9fc6/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-37.i[915,928] [2023-12-02 22:37:35,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:37:35,500 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:37:35,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35 WrapperNode [2023-12-02 22:37:35,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:37:35,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:35,502 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:37:35,502 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:37:35,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,544 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 83 [2023-12-02 22:37:35,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:37:35,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:37:35,545 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:37:35,545 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:37:35,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:37:35,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:37:35,579 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:37:35,579 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:37:35,580 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:37:35" (1/1) ... [2023-12-02 22:37:35,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:37:35,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:37:35,608 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:37:35,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:37:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:37:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:37:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:37:35,645 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:37:35,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:37:35,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:37:35,729 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:37:35,731 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:37:50,424 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:37:50,500 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:37:50,500 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:37:50,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:50 BoogieIcfgContainer [2023-12-02 22:37:50,502 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:37:50,503 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:37:50,503 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:37:50,513 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:37:50,513 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:50" (1/1) ... [2023-12-02 22:37:50,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:37:50,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:50,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-12-02 22:37:50,574 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-12-02 22:37:50,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:37:50,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:50,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:37:50,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:37:50,582 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:37:50,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:37:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:52,066 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:37:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:52,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:37:52,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:37:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:37:52,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:37:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-12-02 22:37:52,843 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-12-02 22:37:52,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 22:37:52,845 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-02 22:37:52,853 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 22:37:52,882 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:37:52,885 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:37:52,885 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:37:52,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:37:52 ImpRootNode [2023-12-02 22:37:52,886 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:37:52,886 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:37:52,886 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:37:52,887 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:37:52,887 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:37:50" (3/4) ... [2023-12-02 22:37:52,889 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 22:37:52,892 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 22:37:52,897 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-12-02 22:37:52,897 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-02 22:37:52,898 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 22:37:52,898 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 22:37:52,996 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 22:37:52,997 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 22:37:52,997 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:37:52,998 INFO L158 Benchmark]: Toolchain (without parser) took 17790.09ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 31.2MB in the beginning and 45.4MB in the end (delta: -14.2MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-12-02 22:37:52,998 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:52,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.75ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 31.0MB in the beginning and 91.2MB in the end (delta: -60.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-12-02 22:37:52,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.36ms. Allocated memory is still 119.5MB. Free memory was 91.2MB in the beginning and 89.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:37:53,000 INFO L158 Benchmark]: Boogie Preprocessor took 33.15ms. Allocated memory is still 119.5MB. Free memory was 89.5MB in the beginning and 87.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:37:53,000 INFO L158 Benchmark]: RCFGBuilder took 14923.42ms. Allocated memory is still 119.5MB. Free memory was 87.8MB in the beginning and 69.5MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 22:37:53,001 INFO L158 Benchmark]: CodeCheck took 2382.66ms. Allocated memory is still 119.5MB. Free memory was 69.5MB in the beginning and 50.5MB in the end (delta: 19.0MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-12-02 22:37:53,001 INFO L158 Benchmark]: Witness Printer took 110.79ms. Allocated memory is still 119.5MB. Free memory was 50.5MB in the beginning and 45.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:37:53,003 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 79 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 30 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 244 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 43 ConstructedInterpolants, 0 QuantifiedInterpolants, 48 SizeOfPredicates, 14 NumberOfNonLiveVariables, 104 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 104/110 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.75ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 31.0MB in the beginning and 91.2MB in the end (delta: -60.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.36ms. Allocated memory is still 119.5MB. Free memory was 91.2MB in the beginning and 89.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.15ms. Allocated memory is still 119.5MB. Free memory was 89.5MB in the beginning and 87.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 14923.42ms. Allocated memory is still 119.5MB. Free memory was 87.8MB in the beginning and 69.5MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 2382.66ms. Allocated memory is still 119.5MB. Free memory was 69.5MB in the beginning and 50.5MB in the end (delta: 19.0MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Witness Printer took 110.79ms. Allocated memory is still 119.5MB. Free memory was 50.5MB in the beginning and 45.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 22:37:53,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_481982b5-66de-406f-a29d-9bc57efd9fc6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE