./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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 5105a9ac8fbead4327a3048bb26dd37319bc5d26c3f11dcff18c222fc5bc4641 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:11:10,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:11:10,376 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:11:10,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:11:10,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:11:10,403 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:11:10,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:11:10,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:11:10,405 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:11:10,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:11:10,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:11:10,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:11:10,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:11:10,408 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:11:10,408 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:11:10,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:11:10,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:11:10,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:11:10,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:11:10,411 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:11:10,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:11:10,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:11:10,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:11:10,413 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:11:10,413 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:11:10,414 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:11:10,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:11:10,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:11:10,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:11:10,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:11:10,416 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:11:10,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:11:10,417 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:11:10,417 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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5105a9ac8fbead4327a3048bb26dd37319bc5d26c3f11dcff18c222fc5bc4641 [2023-12-03 02:11:10,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:11:10,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:11:10,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:11:10,658 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:11:10,658 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:11:10,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i [2023-12-03 02:11:13,482 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:11:13,651 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:11:13,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i [2023-12-03 02:11:13,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data/c53a0c6b7/59ef3c218aa9443ca86073dfab2d58b5/FLAG5f6d01d6e [2023-12-03 02:11:13,675 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data/c53a0c6b7/59ef3c218aa9443ca86073dfab2d58b5 [2023-12-03 02:11:13,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:11:13,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:11:13,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:11:13,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:11:13,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:11:13,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a6bf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13, skipping insertion in model container [2023-12-03 02:11:13,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,713 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:11:13,860 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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i[914,927] [2023-12-03 02:11:13,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:11:13,900 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:11:13,913 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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i[914,927] [2023-12-03 02:11:13,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:11:13,941 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:11:13,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13 WrapperNode [2023-12-03 02:11:13,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:11:13,943 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:11:13,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:11:13,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:11:13,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,983 INFO L138 Inliner]: procedures = 26, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 77 [2023-12-03 02:11:13,983 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:11:13,984 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:11:13,984 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:11:13,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:11:13,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:13,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:14,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:14,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:14,004 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:14,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:11:14,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:11:14,006 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:11:14,006 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:11:14,007 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:13" (1/1) ... [2023-12-03 02:11:14,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:11:14,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:11:14,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:11:14,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:11:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:11:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:11:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:11:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:11:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:11:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:11:14,142 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:11:14,144 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:11:14,284 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:11:14,359 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:11:14,360 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:11:14,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:14 BoogieIcfgContainer [2023-12-03 02:11:14,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:11:14,362 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:11:14,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:11:14,373 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:11:14,373 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:14" (1/1) ... [2023-12-03 02:11:14,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:11:14,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:14,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-12-03 02:11:14,431 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-12-03 02:11:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:11:14,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:14,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:11:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:11:14,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:11:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:11:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:11:14,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:11:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:11:14,810 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 02:11:14,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:11:14 ImpRootNode [2023-12-03 02:11:14,849 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:11:14,849 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:11:14,850 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:11:14,850 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:11:14,850 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:14" (3/4) ... [2023-12-03 02:11:14,852 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:11:14,854 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:11:14,855 INFO L158 Benchmark]: Toolchain (without parser) took 1175.43ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 109.3MB in the end (delta: -344.4kB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2023-12-03 02:11:14,855 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:11:14,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.67ms. Allocated memory is still 151.0MB. Free memory was 108.8MB in the beginning and 97.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:11:14,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.37ms. Allocated memory is still 151.0MB. Free memory was 97.3MB in the beginning and 95.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:11:14,857 INFO L158 Benchmark]: Boogie Preprocessor took 21.80ms. Allocated memory is still 151.0MB. Free memory was 95.7MB in the beginning and 94.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:11:14,858 INFO L158 Benchmark]: RCFGBuilder took 355.46ms. Allocated memory is still 151.0MB. Free memory was 94.2MB in the beginning and 78.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 02:11:14,858 INFO L158 Benchmark]: CodeCheck took 486.34ms. Allocated memory is still 151.0MB. Free memory was 78.0MB in the beginning and 109.3MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:11:14,859 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 151.0MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:11:14,862 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, 23 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, 34 NumberOfCodeBlocks, 34 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 36. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 5; [L23] unsigned char var_1_2 = 0; [L24] unsigned short int var_1_3 = 5; [L25] double var_1_4 = 4.2; [L26] double var_1_5 = 16.375; [L27] double var_1_6 = 99999.495; [L28] double var_1_7 = 1.2; [L29] double var_1_8 = 4.2; [L73] isInitial = 1 [L74] FCALL initially() [L75] COND TRUE 1 [L76] FCALL updateLastVariables() [L77] CALL updateVariables() [L51] var_1_2 = __VERIFIER_nondet_uchar() [L52] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_3=5, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L20] COND FALSE !(!cond) [L52] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_1=5, var_1_3=5, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L53] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=5, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_1=5, var_1_2=1, var_1_3=5, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L54] var_1_3 = __VERIFIER_nondet_ushort() [L55] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_2=1, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_1=5, var_1_2=1, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L56] CALL assume_abort_if_not(var_1_3 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_3 <= 65534) VAL [isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_5=131/8, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L57] var_1_5 = __VERIFIER_nondet_double() [L58] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_6=19999899/200, var_1_7=6/5, var_1_8=21/5] [L59] var_1_6 = __VERIFIER_nondet_double() [L60] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_7=6/5, var_1_8=21/5] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_7=6/5, var_1_8=21/5] [L61] var_1_7 = __VERIFIER_nondet_double() [L62] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_8=21/5] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5, var_1_8=21/5] [L63] var_1_8 = __VERIFIER_nondet_double() [L64] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=21/5] [L77] RET updateVariables() [L78] CALL step() [L33] COND FALSE !(! var_1_2) [L36] COND TRUE 31.6 > var_1_5 [L37] COND FALSE !(var_1_5 > var_1_6) [L40] COND TRUE \read(var_1_2) [L41] var_1_4 = var_1_8 [L78] RET step() [L79] CALL, EXPR property() [L69-L70] return ((! var_1_2) ? (var_1_1 == ((unsigned short int) var_1_3)) : 1) && ((31.6 > var_1_5) ? ((var_1_5 > var_1_6) ? (var_1_4 == ((double) ((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) : (var_1_2 ? (var_1_4 == ((double) var_1_8)) : (var_1_4 == ((double) 1.0000000000000875E13)))) : (var_1_4 == ((double) var_1_8))) ; [L79] RET, EXPR property() [L79] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=2, var_1_7=0, var_1_8=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=5, var_1_2=1, var_1_3=0, var_1_4=2, var_1_7=0, var_1_8=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.67ms. Allocated memory is still 151.0MB. Free memory was 108.8MB in the beginning and 97.3MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.37ms. Allocated memory is still 151.0MB. Free memory was 97.3MB in the beginning and 95.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.80ms. Allocated memory is still 151.0MB. Free memory was 95.7MB in the beginning and 94.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 355.46ms. Allocated memory is still 151.0MB. Free memory was 94.2MB in the beginning and 78.0MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 486.34ms. Allocated memory is still 151.0MB. Free memory was 78.0MB in the beginning and 109.3MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 151.0MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:11:14,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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 5105a9ac8fbead4327a3048bb26dd37319bc5d26c3f11dcff18c222fc5bc4641 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:11:16,776 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:11:16,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:11:16,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:11:16,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:11:16,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:11:16,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:11:16,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:11:16,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:11:16,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:11:16,888 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:11:16,888 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:11:16,889 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:11:16,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:11:16,890 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:11:16,890 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:11:16,891 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:11:16,891 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:11:16,892 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:11:16,892 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:11:16,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:11:16,894 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:11:16,894 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:11:16,894 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:11:16,895 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:11:16,895 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:16,896 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:11:16,896 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:11:16,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:11:16,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:11:16,898 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:11:16,898 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:11:16,899 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:11:16,899 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:16,899 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:11:16,899 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:11:16,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:11:16,900 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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5105a9ac8fbead4327a3048bb26dd37319bc5d26c3f11dcff18c222fc5bc4641 [2023-12-03 02:11:17,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:11:17,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:11:17,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:11:17,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:11:17,235 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:11:17,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i [2023-12-03 02:11:19,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:11:20,196 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:11:20,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i [2023-12-03 02:11:20,206 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data/8299535c0/f4549f1fe85f4c6fbdf64c808a6e746d/FLAG3d9e0c09b [2023-12-03 02:11:20,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/data/8299535c0/f4549f1fe85f4c6fbdf64c808a6e746d [2023-12-03 02:11:20,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:11:20,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:11:20,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:11:20,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:11:20,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:11:20,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8d05da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20, skipping insertion in model container [2023-12-03 02:11:20,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,258 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:11:20,411 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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i[914,927] [2023-12-03 02:11:20,440 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:11:20,457 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:11:20,470 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_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-9.i[914,927] [2023-12-03 02:11:20,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:11:20,501 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:11:20,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20 WrapperNode [2023-12-03 02:11:20,502 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:11:20,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:11:20,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:11:20,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:11:20,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,521 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,546 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 77 [2023-12-03 02:11:20,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:11:20,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:11:20,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:11:20,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:11:20,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,573 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,576 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:11:20,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:11:20,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:11:20,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:11:20,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:11:20" (1/1) ... [2023-12-03 02:11:20,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:11:20,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:11:20,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:11:20,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:11:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:11:20,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:11:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:11:20,664 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:11:20,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:11:20,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:11:20,747 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:11:20,749 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:11:20,942 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:11:21,014 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:11:21,014 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:11:21,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:21 BoogieIcfgContainer [2023-12-03 02:11:21,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:11:21,017 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:11:21,017 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:11:21,027 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:11:21,027 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:21" (1/1) ... [2023-12-03 02:11:21,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:11:21,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:21,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-12-03 02:11:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-12-03 02:11:21,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:11:21,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:21,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:21,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:11:21,101 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:11:21,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:11:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:21,785 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:11:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:21,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 02:11:21,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:29,792 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-03 02:11:29,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:11:30,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 58 transitions. [2023-12-03 02:11:30,949 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-12-03 02:11:30,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 02:11:30,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:30,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:30,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:11:30,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:11:30,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:11:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:31,805 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:11:31,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:31,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 02:11:31,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:44,851 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-03 02:11:44,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 02:11:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 60 transitions. [2023-12-03 02:11:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2023-12-03 02:11:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 02:11:46,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:11:46,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:11:46,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:11:46,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:11:46,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 02:11:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:47,417 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:11:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:11:47,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 02:11:47,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:11:55,739 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-03 02:11:55,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 02:11:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:11:57,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 20 states and 27 transitions. [2023-12-03 02:11:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2023-12-03 02:11:57,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:11:57,276 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2023-12-03 02:11:57,283 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 02:11:57,758 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:11:57,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:11:57,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:11:57,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:11:57 ImpRootNode [2023-12-03 02:11:57,761 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:11:57,762 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:11:57,762 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:11:57,762 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:11:57,762 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:11:21" (3/4) ... [2023-12-03 02:11:57,764 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:11:57,766 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 02:11:57,770 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-12-03 02:11:57,770 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-03 02:11:57,771 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 02:11:57,771 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:11:57,862 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:11:57,863 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:11:57,863 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:11:57,864 INFO L158 Benchmark]: Toolchain (without parser) took 37638.93ms. Allocated memory was 88.1MB in the beginning and 432.0MB in the end (delta: 343.9MB). Free memory was 64.4MB in the beginning and 242.2MB in the end (delta: -177.8MB). Peak memory consumption was 167.9MB. Max. memory is 16.1GB. [2023-12-03 02:11:57,864 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:11:57,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.22ms. Allocated memory is still 88.1MB. Free memory was 64.2MB in the beginning and 52.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:11:57,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.61ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 50.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:11:57,866 INFO L158 Benchmark]: Boogie Preprocessor took 34.05ms. Allocated memory is still 88.1MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:11:57,866 INFO L158 Benchmark]: RCFGBuilder took 433.92ms. Allocated memory is still 88.1MB. Free memory was 48.9MB in the beginning and 52.7MB in the end (delta: -3.9MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-12-03 02:11:57,867 INFO L158 Benchmark]: CodeCheck took 36744.35ms. Allocated memory was 88.1MB in the beginning and 432.0MB in the end (delta: 343.9MB). Free memory was 52.7MB in the beginning and 247.4MB in the end (delta: -194.6MB). Peak memory consumption was 151.3MB. Max. memory is 16.1GB. [2023-12-03 02:11:57,867 INFO L158 Benchmark]: Witness Printer took 101.44ms. Allocated memory is still 432.0MB. Free memory was 247.4MB in the beginning and 242.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:11:57,869 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 36.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 195 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 105 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 85 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 356 IncrementalHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 85 mSolverCounterUnsat, 45 mSDtfsCounter, 356 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1217 GetRequests, 1187 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 29.1s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 165 ConstructedInterpolants, 0 QuantifiedInterpolants, 660 SizeOfPredicates, 45 NumberOfNonLiveVariables, 376 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 534/568 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: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 75]: 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 0.29ms. Allocated memory is still 60.8MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.22ms. Allocated memory is still 88.1MB. Free memory was 64.2MB in the beginning and 52.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.61ms. Allocated memory is still 88.1MB. Free memory was 52.3MB in the beginning and 50.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.05ms. Allocated memory is still 88.1MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 433.92ms. Allocated memory is still 88.1MB. Free memory was 48.9MB in the beginning and 52.7MB in the end (delta: -3.9MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * CodeCheck took 36744.35ms. Allocated memory was 88.1MB in the beginning and 432.0MB in the end (delta: 343.9MB). Free memory was 52.7MB in the beginning and 247.4MB in the end (delta: -194.6MB). Peak memory consumption was 151.3MB. Max. memory is 16.1GB. * Witness Printer took 101.44ms. Allocated memory is still 432.0MB. Free memory was 247.4MB in the beginning and 242.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 02:11:57,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2b6e562-5db2-49da-9ec8-cb5d4b56ee3d/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 Writing output log to file Ultimate.log Result: TRUE