./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi --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 1be8a8a6d13dc0dcec2623cb0b1ac309ae347ca2d7834f41920d636b33bcc8f1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:54:53,744 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:54:53,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:54:53,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:54:53,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:54:53,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:54:53,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:54:53,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:54:53,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:54:53,917 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:54:53,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:54:53,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:54:53,920 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:54:53,921 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:54:53,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:54:53,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:54:53,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:54:53,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:54:53,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:54:53,925 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:54:53,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:54:53,926 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:54:53,927 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:54:53,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:54:53,928 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:54:53,929 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:54:53,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:53,930 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:54:53,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:54:53,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:54:53,933 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:54:53,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:54:53,933 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:54:53,934 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_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1be8a8a6d13dc0dcec2623cb0b1ac309ae347ca2d7834f41920d636b33bcc8f1 [2023-11-24 22:54:54,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:54:54,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:54:54,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:54:54,337 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:54:54,337 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:54:54,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-7.i [2023-11-24 22:54:57,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:54:57,791 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:54:57,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-7.i [2023-11-24 22:54:57,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/data/596a03e2e/bd86d6d6b0bb476d9f00c732cc8190a8/FLAG1b1cb5f5c [2023-11-24 22:54:57,818 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/data/596a03e2e/bd86d6d6b0bb476d9f00c732cc8190a8 [2023-11-24 22:54:57,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:54:57,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:54:57,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:57,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:54:57,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:54:57,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:57" (1/1) ... [2023-11-24 22:54:57,836 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe73417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:57, skipping insertion in model container [2023-11-24 22:54:57,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:54:57" (1/1) ... [2023-11-24 22:54:57,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:54:58,071 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_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-7.i[914,927] [2023-11-24 22:54:58,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:58,137 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:54:58,150 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_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-7.i[914,927] [2023-11-24 22:54:58,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:54:58,188 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:54:58,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58 WrapperNode [2023-11-24 22:54:58,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:54:58,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:58,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:54:58,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:54:58,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,240 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 92 [2023-11-24 22:54:58,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:54:58,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:54:58,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:54:58,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:54:58,251 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,254 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:54:58,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:54:58,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:54:58,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:54:58,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:54:58,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:54:58,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:54:58,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:54:58,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:54:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:54:58,339 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:54:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:54:58,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:54:58,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:54:58,423 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:54:58,425 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:54:58,741 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:54:58,870 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:54:58,871 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:54:58,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:58 BoogieIcfgContainer [2023-11-24 22:54:58,872 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:54:58,873 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:54:58,873 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:54:58,897 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:54:58,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:58" (1/1) ... [2023-11-24 22:54:58,911 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:54:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:54:58,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2023-11-24 22:54:58,978 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2023-11-24 22:54:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:54:58,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:54:58,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:54:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:54:59,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-24 22:54:59,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:55:06,453 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-11-24 22:55:06,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:55:06,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2023-11-24 22:55:06,642 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-11-24 22:55:06,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-24 22:55:06,644 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-24 22:55:06,654 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-24 22:55:06,685 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:55:06,690 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:55:06,690 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-24 22:55:06,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:55:06 ImpRootNode [2023-11-24 22:55:06,691 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:55:06,692 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:55:06,692 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:55:06,693 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:55:06,693 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:54:58" (3/4) ... [2023-11-24 22:55:06,696 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:55:06,700 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-24 22:55:06,707 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-24 22:55:06,707 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-24 22:55:06,708 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-24 22:55:06,708 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-24 22:55:06,826 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/witness.graphml [2023-11-24 22:55:06,826 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/witness.yml [2023-11-24 22:55:06,827 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:55:06,828 INFO L158 Benchmark]: Toolchain (without parser) took 9002.74ms. Allocated memory was 165.7MB in the beginning and 450.9MB in the end (delta: 285.2MB). Free memory was 121.9MB in the beginning and 389.9MB in the end (delta: -268.0MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-11-24 22:55:06,828 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:55:06,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.30ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 110.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:55:06,830 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.61ms. Allocated memory is still 165.7MB. Free memory was 109.8MB in the beginning and 108.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:55:06,830 INFO L158 Benchmark]: Boogie Preprocessor took 29.59ms. Allocated memory is still 165.7MB. Free memory was 108.2MB in the beginning and 106.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:55:06,831 INFO L158 Benchmark]: RCFGBuilder took 600.72ms. Allocated memory is still 165.7MB. Free memory was 106.8MB in the beginning and 132.1MB in the end (delta: -25.3MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-24 22:55:06,831 INFO L158 Benchmark]: CodeCheck took 7818.12ms. Allocated memory was 165.7MB in the beginning and 450.9MB in the end (delta: 285.2MB). Free memory was 132.1MB in the beginning and 395.2MB in the end (delta: -263.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:55:06,832 INFO L158 Benchmark]: Witness Printer took 134.93ms. Allocated memory is still 450.9MB. Free memory was 395.2MB in the beginning and 389.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 22:55:06,835 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, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 111 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 28 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 14 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 34 IncrementalHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14 mSolverCounterUnsat, 28 mSDtfsCounter, 34 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 394 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 4 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, 7.3s InterpolantComputationTime, 66 NumberOfCodeBlocks, 66 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 70 SizeOfPredicates, 13 NumberOfNonLiveVariables, 207 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 289/306 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: 83]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 46]: 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 0.33ms. Allocated memory is still 121.6MB. Free memory is still 68.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.30ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 110.3MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.61ms. Allocated memory is still 165.7MB. Free memory was 109.8MB in the beginning and 108.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.59ms. Allocated memory is still 165.7MB. Free memory was 108.2MB in the beginning and 106.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 600.72ms. Allocated memory is still 165.7MB. Free memory was 106.8MB in the beginning and 132.1MB in the end (delta: -25.3MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * CodeCheck took 7818.12ms. Allocated memory was 165.7MB in the beginning and 450.9MB in the end (delta: 285.2MB). Free memory was 132.1MB in the beginning and 395.2MB in the end (delta: -263.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 134.93ms. Allocated memory is still 450.9MB. Free memory was 395.2MB in the beginning and 389.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-24 22:55:06,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b3a5d0f-16fa-4269-8f09-f22b6e2f55a1/bin/ukojak-verify-afCqCEvfdi/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