./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-48.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_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/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_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/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_e5a46e6d-c475-44d0-8725-f98eb06a3c98/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 b895b74fe166f06cfe3cda686b19fe5e90ccb67a7512db3f5f2bad4424b81ff0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:50:29,087 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:50:29,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:50:29,165 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:50:29,166 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:50:29,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:50:29,196 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:50:29,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:50:29,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:50:29,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:50:29,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:50:29,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:50:29,200 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:50:29,200 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:50:29,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:50:29,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:50:29,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:50:29,203 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:50:29,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:50:29,203 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:50:29,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:50:29,204 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:50:29,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:50:29,205 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:50:29,206 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:50:29,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:50:29,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:50:29,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:50:29,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:50:29,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:50:29,207 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:50:29,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:50:29,208 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:50:29,208 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_e5a46e6d-c475-44d0-8725-f98eb06a3c98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b895b74fe166f06cfe3cda686b19fe5e90ccb67a7512db3f5f2bad4424b81ff0 [2023-12-03 04:50:29,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:50:29,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:50:29,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:50:29,488 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:50:29,489 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:50:29,490 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-48.i [2023-12-03 04:50:32,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:50:32,333 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:50:32,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-48.i [2023-12-03 04:50:32,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/data/45ed533e5/13db96ed894445339bf4b980e781022e/FLAG43b8cd79e [2023-12-03 04:50:32,353 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/data/45ed533e5/13db96ed894445339bf4b980e781022e [2023-12-03 04:50:32,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:50:32,357 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:50:32,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:50:32,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:50:32,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:50:32,363 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,364 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7092a7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32, skipping insertion in model container [2023-12-03 04:50:32,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,391 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:50:32,535 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_e5a46e6d-c475-44d0-8725-f98eb06a3c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-48.i[915,928] [2023-12-03 04:50:32,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:50:32,570 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:50:32,583 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_e5a46e6d-c475-44d0-8725-f98eb06a3c98/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-48.i[915,928] [2023-12-03 04:50:32,592 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:50:32,614 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:50:32,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32 WrapperNode [2023-12-03 04:50:32,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:50:32,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:50:32,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:50:32,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:50:32,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,658 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2023-12-03 04:50:32,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:50:32,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:50:32,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:50:32,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:50:32,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,672 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,679 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:50:32,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:50:32,683 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:50:32,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:50:32,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:50:32" (1/1) ... [2023-12-03 04:50:32,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:50:32,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:50:32,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:50:32,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:50:32,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:50:32,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:50:32,748 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:50:32,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:50:32,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:50:32,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:50:32,811 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:50:32,812 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:50:32,966 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:50:33,048 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:50:33,048 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:50:33,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:50:33 BoogieIcfgContainer [2023-12-03 04:50:33,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:50:33,051 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:50:33,051 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:50:33,062 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:50:33,062 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:50:33" (1/1) ... [2023-12-03 04:50:33,071 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:50:33,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:33,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2023-12-03 04:50:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2023-12-03 04:50:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:50:33,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:33,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:33,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:50:33,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:50:37,563 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-03 04:50:37,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:37,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2023-12-03 04:50:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2023-12-03 04:50:37,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 04:50:37,774 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-03 04:50:37,783 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 04:50:37,813 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-12-03 04:50:37,818 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:50:37,818 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:50:37,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:50:37 ImpRootNode [2023-12-03 04:50:37,819 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:50:37,820 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:50:37,820 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:50:37,820 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:50:37,820 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:50:33" (3/4) ... [2023-12-03 04:50:37,822 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 04:50:37,825 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 04:50:37,830 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-03 04:50:37,830 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 04:50:37,830 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 04:50:37,831 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:50:37,935 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:50:37,936 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 04:50:37,936 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:50:37,937 INFO L158 Benchmark]: Toolchain (without parser) took 5579.69ms. Allocated memory was 119.5MB in the beginning and 287.3MB in the end (delta: 167.8MB). Free memory was 51.9MB in the beginning and 255.5MB in the end (delta: -203.7MB). Peak memory consumption was 133.7MB. Max. memory is 16.1GB. [2023-12-03 04:50:37,937 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory was 91.6MB in the beginning and 91.4MB in the end (delta: 181.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:50:37,938 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.97ms. Allocated memory was 119.5MB in the beginning and 165.7MB in the end (delta: 46.1MB). Free memory was 51.7MB in the beginning and 137.9MB in the end (delta: -86.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-12-03 04:50:37,938 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.54ms. Allocated memory is still 165.7MB. Free memory was 137.8MB in the beginning and 136.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:50:37,939 INFO L158 Benchmark]: Boogie Preprocessor took 22.91ms. Allocated memory is still 165.7MB. Free memory was 136.1MB in the beginning and 136.3MB in the end (delta: -214.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:50:37,939 INFO L158 Benchmark]: RCFGBuilder took 367.55ms. Allocated memory is still 165.7MB. Free memory was 136.3MB in the beginning and 123.0MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:50:37,939 INFO L158 Benchmark]: CodeCheck took 4768.03ms. Allocated memory was 165.7MB in the beginning and 287.3MB in the end (delta: 121.6MB). Free memory was 123.0MB in the beginning and 92.9MB in the end (delta: 30.2MB). Peak memory consumption was 154.9MB. Max. memory is 16.1GB. [2023-12-03 04:50:37,940 INFO L158 Benchmark]: Witness Printer took 116.53ms. Allocated memory is still 287.3MB. Free memory was 92.9MB in the beginning and 255.5MB in the end (delta: -162.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:50:37,942 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, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 66 IncrementalHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 50 mSDtfsCounter, 66 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 314 GetRequests, 308 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 SizeOfPredicates, 10 NumberOfNonLiveVariables, 146 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 107/110 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: (0 <= (var_1_2 + 2147483648)) - InvariantResult [Line: 70]: 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 0.20ms. Allocated memory is still 119.5MB. Free memory was 91.6MB in the beginning and 91.4MB in the end (delta: 181.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.97ms. Allocated memory was 119.5MB in the beginning and 165.7MB in the end (delta: 46.1MB). Free memory was 51.7MB in the beginning and 137.9MB in the end (delta: -86.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.54ms. Allocated memory is still 165.7MB. Free memory was 137.8MB in the beginning and 136.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.91ms. Allocated memory is still 165.7MB. Free memory was 136.1MB in the beginning and 136.3MB in the end (delta: -214.1kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 367.55ms. Allocated memory is still 165.7MB. Free memory was 136.3MB in the beginning and 123.0MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 4768.03ms. Allocated memory was 165.7MB in the beginning and 287.3MB in the end (delta: 121.6MB). Free memory was 123.0MB in the beginning and 92.9MB in the end (delta: 30.2MB). Peak memory consumption was 154.9MB. Max. memory is 16.1GB. * Witness Printer took 116.53ms. Allocated memory is still 287.3MB. Free memory was 92.9MB in the beginning and 255.5MB in the end (delta: -162.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 04:50:37,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5a46e6d-c475-44d0-8725-f98eb06a3c98/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