./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.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_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/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_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/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_44788e1b-63c3-42c6-8713-802cf44f1499/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 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:17:50,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:17:50,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:17:50,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:17:50,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:17:50,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:17:50,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:17:50,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:17:50,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:17:50,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:17:50,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:17:50,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:17:50,935 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:17:50,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:17:50,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:17:50,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:17:50,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:17:50,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:17:50,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:17:50,939 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:17:50,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:17:50,940 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:17:50,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:17:50,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:17:50,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:17:50,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:17:50,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:17:50,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:17:50,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:17:50,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:17:50,944 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:17:50,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:17:50,944 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:17:50,944 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_44788e1b-63c3-42c6-8713-802cf44f1499/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 [2023-12-02 21:17:51,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:17:51,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:17:51,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:17:51,164 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:17:51,165 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:17:51,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-12-02 21:17:53,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:17:54,132 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:17:54,132 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-12-02 21:17:54,140 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data/a2d2b768f/ebffe3319665407899105409ce161475/FLAG7098259e3 [2023-12-02 21:17:54,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data/a2d2b768f/ebffe3319665407899105409ce161475 [2023-12-02 21:17:54,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:17:54,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:17:54,157 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:17:54,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:17:54,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:17:54,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4469a1c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54, skipping insertion in model container [2023-12-02 21:17:54,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,186 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:17:54,303 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_44788e1b-63c3-42c6-8713-802cf44f1499/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-12-02 21:17:54,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:17:54,356 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:17:54,366 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_44788e1b-63c3-42c6-8713-802cf44f1499/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-12-02 21:17:54,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:17:54,404 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:17:54,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54 WrapperNode [2023-12-02 21:17:54,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:17:54,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:17:54,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:17:54,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:17:54,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,455 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2023-12-02 21:17:54,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:17:54,456 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:17:54,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:17:54,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:17:54,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,469 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:17:54,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:17:54,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:17:54,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:17:54,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:17:54" (1/1) ... [2023-12-02 21:17:54,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:17:54,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:17:54,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:17:54,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:17:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:17:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:17:54,567 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:17:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:17:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:17:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:17:54,648 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:17:54,650 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:17:54,914 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:17:55,076 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:17:55,077 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:17:55,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:55 BoogieIcfgContainer [2023-12-02 21:17:55,078 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:17:55,079 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:17:55,080 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:17:55,090 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:17:55,090 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:55" (1/1) ... [2023-12-02 21:17:55,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:17:55,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:17:55,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-12-02 21:17:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-12-02 21:17:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:17:55,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:17:55,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:17:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:55,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:17:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:55,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:17:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:17:55,842 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:17:55,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:17:55 ImpRootNode [2023-12-02 21:17:55,894 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:17:55,895 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:17:55,895 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:17:55,895 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:17:55,896 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:17:55" (3/4) ... [2023-12-02 21:17:55,898 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:17:55,899 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:17:55,900 INFO L158 Benchmark]: Toolchain (without parser) took 1743.74ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 100.4MB in the beginning and 90.5MB in the end (delta: 9.9MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2023-12-02 21:17:55,901 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:17:55,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.36ms. Allocated memory is still 144.7MB. Free memory was 100.0MB in the beginning and 87.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:17:55,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.37ms. Allocated memory is still 144.7MB. Free memory was 87.8MB in the beginning and 84.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:55,903 INFO L158 Benchmark]: Boogie Preprocessor took 36.04ms. Allocated memory is still 144.7MB. Free memory was 84.8MB in the beginning and 83.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:55,903 INFO L158 Benchmark]: RCFGBuilder took 585.51ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 82.7MB in the beginning and 137.6MB in the end (delta: -54.9MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-12-02 21:17:55,904 INFO L158 Benchmark]: CodeCheck took 814.80ms. Allocated memory is still 184.5MB. Free memory was 137.6MB in the beginning and 90.5MB in the end (delta: 47.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-02 21:17:55,904 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 184.5MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:17:55,908 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 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 77, overapproximation of shiftLeft at line 40. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] unsigned short int var_1_3 = 1; [L25] unsigned short int var_1_4 = 19138; [L26] unsigned short int var_1_5 = 0; [L27] signed char var_1_6 = 25; [L28] signed long int var_1_7 = -50; [L29] double var_1_8 = 8.3; [L30] unsigned char var_1_9 = 128; [L31] unsigned char var_1_10 = 1; [L32] double var_1_11 = 256.2; [L81] isInitial = 1 [L82] FCALL initially() [L83] int k_loop; [L84] k_loop = 0 VAL [isInitial=1, k_loop=0, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L84] COND TRUE k_loop < 1 [L85] FCALL updateLastVariables() [L86] CALL updateVariables() [L53] var_1_2 = __VERIFIER_nondet_uchar() [L54] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L55] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L55] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L56] var_1_3 = __VERIFIER_nondet_ushort() [L57] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L58] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L58] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=19138, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L59] var_1_4 = __VERIFIER_nondet_ushort() [L60] CALL assume_abort_if_not(var_1_4 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_4 >= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L61] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L62] var_1_5 = __VERIFIER_nondet_ushort() [L63] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L64] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=128] [L65] var_1_9 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_9 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_9 >= 127) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L67] CALL assume_abort_if_not(var_1_9 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_9 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L68] var_1_10 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L70] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=5, var_1_11=1281/5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L71] var_1_11 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=-50, var_1_8=83/10, var_1_9=255] [L86] RET updateVariables() [L87] CALL step() [L36] COND TRUE \read(var_1_2) [L37] var_1_1 = ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)) [L39] unsigned short int stepLocal_0 = var_1_4; [L40] EXPR var_1_5 << var_1_1 [L40] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L40] EXPR var_1_5 << var_1_1 [L40] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L40] COND FALSE !(stepLocal_0 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) [L43] var_1_7 = (var_1_5 + (var_1_1 + var_1_4)) [L45] COND TRUE (var_1_9 - ((((5) > (var_1_10)) ? (5) : (var_1_10)))) >= var_1_3 [L46] var_1_8 = var_1_11 [L48] COND FALSE !(var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) [L87] RET step() [L88] CALL, EXPR property() [L77] EXPR ((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4))))) [L77] EXPR var_1_5 << var_1_1 [L77] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L77] EXPR var_1_5 << var_1_1 [L77] EXPR ((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1)) [L77] EXPR ((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4))))) [L77-L78] return (((var_1_2 ? (var_1_1 == ((unsigned short int) ((17222 - var_1_3) + (((((29916) < (var_1_4)) ? (29916) : (var_1_4))) - var_1_5)))) : 1) && ((var_1_2 && (var_1_4 >= (var_1_3 + var_1_7))) ? (var_1_6 == ((signed char) 8)) : 1)) && ((var_1_4 <= ((((var_1_3) > ((var_1_5 << var_1_1))) ? (var_1_3) : ((var_1_5 << var_1_1))))) ? (var_1_7 == ((signed long int) (((((var_1_5 - var_1_3)) < (var_1_4)) ? ((var_1_5 - var_1_3)) : (var_1_4))))) : (var_1_7 == ((signed long int) (var_1_5 + (var_1_1 + var_1_4)))))) && (((var_1_9 - ((((5) > (var_1_10)) ? (5) : (var_1_10)))) >= var_1_3) ? (var_1_8 == ((double) var_1_11)) : 1) ; [L88] RET, EXPR property() [L88] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_1=33605, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=49988, var_1_8=2, var_1_9=255] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=5, var_1_11=2, var_1_1=33605, var_1_2=1, var_1_3=0, var_1_4=16383, var_1_5=0, var_1_6=25, var_1_7=49988, var_1_8=2, var_1_9=255] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 100.7MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.36ms. Allocated memory is still 144.7MB. Free memory was 100.0MB in the beginning and 87.8MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.37ms. Allocated memory is still 144.7MB. Free memory was 87.8MB in the beginning and 84.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.04ms. Allocated memory is still 144.7MB. Free memory was 84.8MB in the beginning and 83.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 585.51ms. Allocated memory was 144.7MB in the beginning and 184.5MB in the end (delta: 39.8MB). Free memory was 82.7MB in the beginning and 137.6MB in the end (delta: -54.9MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * CodeCheck took 814.80ms. Allocated memory is still 184.5MB. Free memory was 137.6MB in the beginning and 90.5MB in the end (delta: 47.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 184.5MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:17:55,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/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_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/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_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/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_44788e1b-63c3-42c6-8713-802cf44f1499/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 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:17:57,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:17:57,946 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:17:57,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:17:57,977 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:17:57,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:17:57,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:17:57,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:17:57,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:17:57,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:17:57,981 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:17:57,982 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:17:57,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:17:57,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:17:57,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:17:57,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:17:57,984 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:17:57,985 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:17:57,985 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:17:57,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:17:57,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:17:57,987 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:17:57,988 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:17:57,988 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:17:57,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:17:57,989 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:17:57,989 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:17:57,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:17:57,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:17:57,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:17:57,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:17:57,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:17:57,992 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:17:57,993 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:17:57,993 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:17:57,993 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:17:57,993 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:17:57,994 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_44788e1b-63c3-42c6-8713-802cf44f1499/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67ddbc9a1e4c4f55e4cae1326222f0933404d1b62e1d4337e8d831f0f94214e4 [2023-12-02 21:17:58,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:17:58,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:17:58,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:17:58,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:17:58,283 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:17:58,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-12-02 21:18:01,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:18:01,314 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:18:01,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i [2023-12-02 21:18:01,324 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data/f1fc5b3bf/9625495717b841668733c9ef6c32f7b5/FLAGd92be481c [2023-12-02 21:18:01,339 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/data/f1fc5b3bf/9625495717b841668733c9ef6c32f7b5 [2023-12-02 21:18:01,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:18:01,343 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:18:01,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:18:01,345 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:18:01,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:18:01,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab1d16a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01, skipping insertion in model container [2023-12-02 21:18:01,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:18:01,497 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_44788e1b-63c3-42c6-8713-802cf44f1499/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-12-02 21:18:01,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:18:01,547 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:18:01,556 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_44788e1b-63c3-42c6-8713-802cf44f1499/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-70.i[915,928] [2023-12-02 21:18:01,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:18:01,591 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:18:01,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01 WrapperNode [2023-12-02 21:18:01,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:18:01,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:18:01,593 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:18:01,593 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:18:01,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,608 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,633 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 94 [2023-12-02 21:18:01,633 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:18:01,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:18:01,634 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:18:01,635 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:18:01,642 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,655 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:18:01,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:18:01,668 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:18:01,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:18:01,669 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:01" (1/1) ... [2023-12-02 21:18:01,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:18:01,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:18:01,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:18:01,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:18:01,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:18:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:18:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:18:01,734 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:18:01,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:18:01,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:18:01,814 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:18:01,816 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:18:02,073 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:18:02,167 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:18:02,168 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:18:02,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:18:02 BoogieIcfgContainer [2023-12-02 21:18:02,169 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:18:02,170 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:18:02,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:18:02,181 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:18:02,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:18:02" (1/1) ... [2023-12-02 21:18:02,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:18:02,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:02,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2023-12-02 21:18:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2023-12-02 21:18:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:18:02,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:02,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:18:02,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:18:02,257 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:18:02,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:18:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:02,815 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:18:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:02,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 21:18:02,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:18,034 WARN L293 SmtUtils]: Spent 21.69s on a formula simplification. DAG size of input: 376 DAG size of output: 677 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-02 21:25:19,281 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2023-12-02 21:25:19,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:25:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:20,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-12-02 21:25:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-12-02 21:25:20,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:25:20,324 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-02 21:25:20,332 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:25:20,541 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:25:20,544 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2023-12-02 21:25:20,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated [2023-12-02 21:25:20,548 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated [2023-12-02 21:25:20,549 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:25:20,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:25:20 ImpRootNode [2023-12-02 21:25:20,549 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:25:20,550 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:25:20,550 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:25:20,550 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:25:20,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:18:02" (3/4) ... [2023-12-02 21:25:20,552 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:25:20,554 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 21:25:20,559 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-12-02 21:25:20,559 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-02 21:25:20,560 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 21:25:20,560 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:25:20,646 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:25:20,646 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:25:20,646 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:25:20,647 INFO L158 Benchmark]: Toolchain (without parser) took 439303.86ms. Allocated memory was 81.8MB in the beginning and 1.2GB in the end (delta: 1.2GB). Free memory was 58.8MB in the beginning and 629.0MB in the end (delta: -570.2MB). Peak memory consumption was 600.1MB. Max. memory is 16.1GB. [2023-12-02 21:25:20,647 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 81.8MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:25:20,647 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.43ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 46.1MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:25:20,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.23ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 44.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:25:20,648 INFO L158 Benchmark]: Boogie Preprocessor took 32.16ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 42.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:25:20,648 INFO L158 Benchmark]: RCFGBuilder took 502.16ms. Allocated memory was 81.8MB in the beginning and 140.5MB in the end (delta: 58.7MB). Free memory was 42.4MB in the beginning and 103.7MB in the end (delta: -61.3MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-12-02 21:25:20,649 INFO L158 Benchmark]: CodeCheck took 438378.67ms. Allocated memory was 140.5MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 103.7MB in the beginning and 635.2MB in the end (delta: -531.5MB). Peak memory consumption was 581.0MB. Max. memory is 16.1GB. [2023-12-02 21:25:20,649 INFO L158 Benchmark]: Witness Printer took 96.63ms. Allocated memory is still 1.2GB. Free memory was 635.2MB in the beginning and 629.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:25:20,651 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 438.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 88 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 21 mSDtfsCounter, 38 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 436.4s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 49 ConstructedInterpolants, 1 QuantifiedInterpolants, 91 SizeOfPredicates, 17 NumberOfNonLiveVariables, 121 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 145/156 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: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: null - 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 0.19ms. Allocated memory is still 81.8MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.43ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 46.1MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.23ms. Allocated memory is still 81.8MB. Free memory was 46.1MB in the beginning and 44.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.16ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 42.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 502.16ms. Allocated memory was 81.8MB in the beginning and 140.5MB in the end (delta: 58.7MB). Free memory was 42.4MB in the beginning and 103.7MB in the end (delta: -61.3MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * CodeCheck took 438378.67ms. Allocated memory was 140.5MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 103.7MB in the beginning and 635.2MB in the end (delta: -531.5MB). Peak memory consumption was 581.0MB. Max. memory is 16.1GB. * Witness Printer took 96.63ms. Allocated memory is still 1.2GB. Free memory was 635.2MB in the beginning and 629.0MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.geq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 9.2233720368547656E18)))) && ~fp.leq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~fp.neg~32(~to_fp~32(currentRoundingMode, 1/100000000000000000000))))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists currentRoundingMode : FloatRoundingMode :: ~fp.leq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 9.2233720368547656E18))) && ~fp.geq~64(~var_1_11~0, ~to_fp~64(currentRoundingMode, ~to_fp~32(currentRoundingMode, 1/100000000000000000000)))) could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-02 21:25:20,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44788e1b-63c3-42c6-8713-802cf44f1499/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