./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.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_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/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_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/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_0941faef-f821-4347-bc1d-e839213d646f/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 471646664bde209a2d055afa13c4b9792441594ee5a58aa96bbccbdd9caad8c6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:47:04,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:47:04,589 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:47:04,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:47:04,595 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:47:04,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:47:04,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:47:04,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:47:04,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:47:04,618 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:47:04,619 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:47:04,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:47:04,620 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:47:04,620 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:47:04,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:47:04,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:47:04,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:47:04,622 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:47:04,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:47:04,623 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:47:04,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:47:04,624 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:47:04,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:47:04,625 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:47:04,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:47:04,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:47:04,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:47:04,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:47:04,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:47:04,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:47:04,628 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:47:04,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:47:04,628 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:47:04,628 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_0941faef-f821-4347-bc1d-e839213d646f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 471646664bde209a2d055afa13c4b9792441594ee5a58aa96bbccbdd9caad8c6 [2023-12-02 23:47:04,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:47:04,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:47:04,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:47:04,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:47:04,877 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:47:04,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i [2023-12-02 23:47:07,679 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:47:07,861 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:47:07,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i [2023-12-02 23:47:07,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data/2da8cee2d/a629fabbbdd74a00aef5a566614dfaee/FLAGeda75cd4f [2023-12-02 23:47:07,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data/2da8cee2d/a629fabbbdd74a00aef5a566614dfaee [2023-12-02 23:47:07,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:47:07,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:47:07,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:47:07,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:47:07,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:47:07,891 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:47:07" (1/1) ... [2023-12-02 23:47:07,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aaa1038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:07, skipping insertion in model container [2023-12-02 23:47:07,892 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:47:07" (1/1) ... [2023-12-02 23:47:07,920 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:47:08,043 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_0941faef-f821-4347-bc1d-e839213d646f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i[915,928] [2023-12-02 23:47:08,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:47:08,092 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:47:08,105 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_0941faef-f821-4347-bc1d-e839213d646f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i[915,928] [2023-12-02 23:47:08,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:47:08,139 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:47:08,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08 WrapperNode [2023-12-02 23:47:08,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:47:08,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:47:08,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:47:08,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:47:08,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,182 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 115 [2023-12-02 23:47:08,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:47:08,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:47:08,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:47:08,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:47:08,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:47:08,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:47:08,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:47:08,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:47:08,208 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:47:08,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:47:08,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:47:08,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:47:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:47:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:47:08,273 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:47:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:47:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:47:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:47:08,354 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:47:08,357 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:47:08,568 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:47:08,711 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:47:08,712 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:47:08,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:47:08 BoogieIcfgContainer [2023-12-02 23:47:08,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:47:08,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:47:08,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:47:08,724 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:47:08,725 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:47:08" (1/1) ... [2023-12-02 23:47:08,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:47:08,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2023-12-02 23:47:08,793 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2023-12-02 23:47:08,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:47:08,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:08,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:47:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:47:09,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:47:09,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:47:09,275 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:47:09,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:47:09 ImpRootNode [2023-12-02 23:47:09,341 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:47:09,341 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:47:09,342 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:47:09,342 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:47:09,342 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:47:08" (3/4) ... [2023-12-02 23:47:09,345 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:47:09,346 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:47:09,347 INFO L158 Benchmark]: Toolchain (without parser) took 1462.29ms. Allocated memory is still 163.6MB. Free memory was 110.9MB in the beginning and 100.1MB in the end (delta: 10.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-12-02 23:47:09,348 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 113.2MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:47:09,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.50ms. Allocated memory is still 163.6MB. Free memory was 110.5MB in the beginning and 98.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:47:09,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.49ms. Allocated memory is still 163.6MB. Free memory was 98.6MB in the beginning and 96.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:47:09,350 INFO L158 Benchmark]: Boogie Preprocessor took 22.92ms. Allocated memory is still 163.6MB. Free memory was 96.3MB in the beginning and 94.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:47:09,350 INFO L158 Benchmark]: RCFGBuilder took 507.09ms. Allocated memory is still 163.6MB. Free memory was 94.9MB in the beginning and 127.3MB in the end (delta: -32.5MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-12-02 23:47:09,351 INFO L158 Benchmark]: CodeCheck took 626.26ms. Allocated memory is still 163.6MB. Free memory was 127.3MB in the beginning and 100.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 23:47:09,352 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 163.6MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:47:09,355 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, 38 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 39, overapproximation of someBinaryFLOATComparisonOperation at line 42. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -16; [L23] double var_1_2 = 50.75; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] signed char var_1_7 = 10; [L27] float var_1_8 = 32.5; [L28] float var_1_9 = 1000000.7; [L29] float var_1_10 = 1.2; [L30] unsigned short int var_1_11 = 256; [L31] signed long int var_1_12 = -64; [L32] signed long int var_1_13 = -16; [L33] unsigned short int var_1_14 = 56281; [L34] unsigned short int var_1_15 = 32; [L35] float last_1_var_1_8 = 32.5; [L102] isInitial = 1 [L103] FCALL initially() [L104] COND TRUE 1 [L105] CALL updateLastVariables() [L95] last_1_var_1_8 = var_1_8 [L105] RET updateLastVariables() [L106] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_double() [L65] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=0, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=0, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L66] var_1_5 = __VERIFIER_nondet_uchar() [L67] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_6=0, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_6=0, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L68] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=0, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=0, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L69] var_1_6 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L71] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=10, var_1_8=65/2, var_1_9=10000007/10] [L72] var_1_7 = __VERIFIER_nondet_char() [L73] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2, var_1_9=10000007/10] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2, var_1_9=10000007/10] [L74] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2, var_1_9=10000007/10] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2, var_1_9=10000007/10] [L75] var_1_9 = __VERIFIER_nondet_float() [L76] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_10=6/5, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L77] var_1_10 = __VERIFIER_nondet_float() [L78] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-64, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L79] var_1_12 = __VERIFIER_nondet_long() [L80] CALL assume_abort_if_not(var_1_12 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_12 >= -2147483648) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L81] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L82] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=-16, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L83] var_1_13 = __VERIFIER_nondet_long() [L84] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L85] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L86] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=56281, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L87] var_1_14 = __VERIFIER_nondet_ushort() [L88] CALL assume_abort_if_not(var_1_14 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_14 >= 32767) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L89] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L90] var_1_15 = __VERIFIER_nondet_ushort() [L91] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L92] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32767, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_8=65/2, var_1_11=256, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32767, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2] [L106] RET updateVariables() [L107] CALL step() [L39] COND TRUE last_1_var_1_8 >= var_1_2 [L40] COND TRUE \read(var_1_6) [L41] COND FALSE !(! var_1_5) [L44] var_1_8 = var_1_9 [L48] unsigned char stepLocal_0 = var_1_5; [L49] COND FALSE !((var_1_2 - 5.25) < (var_1_8 * (var_1_8 * 199.4))) [L58] signed long int stepLocal_1 = var_1_1 / ((((var_1_12) < (var_1_13)) ? (var_1_12) : (var_1_13))); [L59] COND TRUE stepLocal_1 < var_1_7 [L60] var_1_11 = (var_1_14 - var_1_15) [L107] RET step() [L108] CALL, EXPR property() [L98-L99] return ((((var_1_2 - 5.25) < (var_1_8 * (var_1_8 * 199.4))) ? ((var_1_5 && var_1_6) ? ((var_1_8 < var_1_8) ? (var_1_1 == ((signed char) var_1_7)) : (var_1_1 == ((signed char) var_1_7))) : 1) : 1) && ((last_1_var_1_8 >= var_1_2) ? (var_1_6 ? ((! var_1_5) ? (var_1_8 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))))) : (var_1_8 == ((float) var_1_9))) : 1) : 1)) && (((var_1_1 / ((((var_1_12) < (var_1_13)) ? (var_1_12) : (var_1_13)))) < var_1_7) ? (var_1_11 == ((unsigned short int) (var_1_14 - var_1_15))) : 1) ; [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=65/2, var_1_10=0, var_1_11=0, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32767, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2, var_1_9=65/2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_8=65/2, var_1_10=0, var_1_11=0, var_1_12=-16, var_1_13=1, var_1_14=32767, var_1_15=32767, var_1_1=-16, var_1_5=1, var_1_6=1, var_1_7=2, var_1_8=65/2, var_1_9=65/2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 113.2MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.50ms. Allocated memory is still 163.6MB. Free memory was 110.5MB in the beginning and 98.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.49ms. Allocated memory is still 163.6MB. Free memory was 98.6MB in the beginning and 96.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.92ms. Allocated memory is still 163.6MB. Free memory was 96.3MB in the beginning and 94.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.09ms. Allocated memory is still 163.6MB. Free memory was 94.9MB in the beginning and 127.3MB in the end (delta: -32.5MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * CodeCheck took 626.26ms. Allocated memory is still 163.6MB. Free memory was 127.3MB in the beginning and 100.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 163.6MB. Free memory is still 100.1MB. 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 23:47:09,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/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_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/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_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/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_0941faef-f821-4347-bc1d-e839213d646f/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 471646664bde209a2d055afa13c4b9792441594ee5a58aa96bbccbdd9caad8c6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:47:11,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:47:11,427 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:47:11,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:47:11,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:47:11,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:47:11,460 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:47:11,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:47:11,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:47:11,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:47:11,462 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:47:11,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:47:11,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:47:11,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:47:11,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:47:11,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:47:11,465 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:47:11,466 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:47:11,466 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:47:11,467 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:47:11,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:47:11,470 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:47:11,470 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:47:11,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:47:11,471 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:47:11,472 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:47:11,472 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:47:11,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:47:11,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:47:11,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:47:11,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:47:11,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:47:11,475 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:47:11,475 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:47:11,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:47:11,475 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:47:11,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:47:11,476 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_0941faef-f821-4347-bc1d-e839213d646f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 471646664bde209a2d055afa13c4b9792441594ee5a58aa96bbccbdd9caad8c6 [2023-12-02 23:47:11,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:47:11,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:47:11,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:47:11,787 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:47:11,787 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:47:11,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i [2023-12-02 23:47:14,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:47:14,812 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:47:14,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i [2023-12-02 23:47:14,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data/7dfada6b5/2cfe982812104e8dbad058e571732302/FLAGbc2190ddc [2023-12-02 23:47:14,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/data/7dfada6b5/2cfe982812104e8dbad058e571732302 [2023-12-02 23:47:14,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:47:14,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:47:14,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:47:14,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:47:14,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:47:14,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:47:14" (1/1) ... [2023-12-02 23:47:14,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6119fdda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:14, skipping insertion in model container [2023-12-02 23:47:14,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:47:14" (1/1) ... [2023-12-02 23:47:14,867 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:47:15,002 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_0941faef-f821-4347-bc1d-e839213d646f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i[915,928] [2023-12-02 23:47:15,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:47:15,055 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:47:15,069 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_0941faef-f821-4347-bc1d-e839213d646f/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-11.i[915,928] [2023-12-02 23:47:15,088 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:47:15,107 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:47:15,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15 WrapperNode [2023-12-02 23:47:15,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:47:15,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:47:15,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:47:15,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:47:15,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,153 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 112 [2023-12-02 23:47:15,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:47:15,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:47:15,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:47:15,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:47:15,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,189 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:47:15,190 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:47:15,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:47:15,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:47:15,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:47:15" (1/1) ... [2023-12-02 23:47:15,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:47:15,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:47:15,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:47:15,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:47:15,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:47:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:47:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:47:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:47:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:47:15,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:47:15,335 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:47:15,337 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:47:37,837 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:47:37,972 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:47:37,973 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:47:37,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:47:37 BoogieIcfgContainer [2023-12-02 23:47:37,975 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:47:37,975 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:47:37,976 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:47:37,986 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:47:37,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:47:37" (1/1) ... [2023-12-02 23:47:37,998 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:47:38,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:47:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2023-12-02 23:47:38,054 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2023-12-02 23:47:38,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:47:38,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:47:38,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:47:38,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:47:38,085 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:47:38,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0941faef-f821-4347-bc1d-e839213d646f/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:47:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:39,260 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:47:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:47:41,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 23:47:41,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:50:07,013 WARN L293 SmtUtils]: Spent 12.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:50:15,545 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:50:32,737 WARN L293 SmtUtils]: Spent 17.03s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:50:49,742 WARN L293 SmtUtils]: Spent 16.99s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:51:10,404 WARN L293 SmtUtils]: Spent 20.33s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:51:20,719 WARN L293 SmtUtils]: Spent 10.31s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:51:41,055 WARN L293 SmtUtils]: Spent 20.32s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:51:51,367 WARN L293 SmtUtils]: Spent 10.31s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:52:11,685 WARN L293 SmtUtils]: Spent 20.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:52:22,362 WARN L293 SmtUtils]: Spent 10.68s on a formula simplification. DAG size of input: 13 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:52:43,784 WARN L293 SmtUtils]: Spent 21.11s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:53:14,104 WARN L293 SmtUtils]: Spent 21.01s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:53:41,683 WARN L293 SmtUtils]: Spent 24.74s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:53:52,022 WARN L293 SmtUtils]: Spent 10.34s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:54:16,383 WARN L293 SmtUtils]: Spent 22.86s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:54:31,731 WARN L293 SmtUtils]: Spent 8.57s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:54:51,471 WARN L293 SmtUtils]: Spent 19.74s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:55:00,747 WARN L293 SmtUtils]: Spent 8.95s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:55:11,102 WARN L293 SmtUtils]: Spent 10.35s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:55:28,399 WARN L293 SmtUtils]: Spent 15.99s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:55:36,672 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:55:50,437 WARN L293 SmtUtils]: Spent 9.89s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:56:19,631 WARN L293 SmtUtils]: Spent 27.81s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:56:29,967 WARN L293 SmtUtils]: Spent 10.33s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:56:48,321 WARN L293 SmtUtils]: Spent 17.79s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:57:08,688 WARN L293 SmtUtils]: Spent 20.36s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:57:18,397 WARN L293 SmtUtils]: Spent 6.92s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:57:40,683 WARN L293 SmtUtils]: Spent 20.41s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:58:08,712 WARN L293 SmtUtils]: Spent 27.68s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:58:19,048 WARN L293 SmtUtils]: Spent 10.33s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:58:43,509 WARN L293 SmtUtils]: Spent 23.93s on a formula simplification. DAG size of input: 12 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:59:04,199 WARN L293 SmtUtils]: Spent 20.69s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:59:16,923 WARN L293 SmtUtils]: Spent 12.68s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:59:37,277 WARN L293 SmtUtils]: Spent 20.35s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 23:59:55,477 WARN L293 SmtUtils]: Spent 18.20s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:00:06,488 WARN L293 SmtUtils]: Spent 10.34s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:00:22,174 WARN L293 SmtUtils]: Spent 15.68s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:00:32,557 WARN L293 SmtUtils]: Spent 10.38s on a formula simplification. DAG size of input: 4 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:00:52,962 WARN L293 SmtUtils]: Spent 20.40s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:01:05,810 WARN L293 SmtUtils]: Spent 12.46s on a formula simplification. DAG size of input: 8 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:01:33,652 WARN L293 SmtUtils]: Spent 27.84s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:01:49,899 WARN L293 SmtUtils]: Spent 16.22s on a formula simplification. DAG size of input: 3 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-03 00:02:14,070 WARN L293 SmtUtils]: Spent 24.17s on a formula simplification. DAG size of input: 7 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)