./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/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_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2d67680ca581f4c6c2c49fb611d9e40bec8d60e2564d9e97d90270532cab81e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:23:28,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:23:28,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 21:23:28,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:23:28,939 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:23:28,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:23:28,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:23:28,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:23:28,965 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:23:28,965 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:23:28,966 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:23:28,966 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:23:28,967 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:23:28,967 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:23:28,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:23:28,968 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:23:28,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:23:28,969 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:23:28,970 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:23:28,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:23:28,971 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:23:28,971 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:23:28,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:23:28,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:23:28,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:23:28,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:23:28,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:23:28,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:23:28,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:23:28,975 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:23:28,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:23:28,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:23:28,976 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_c91733be-e4fe-4d39-8b1d-aa9e13506e31/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2d67680ca581f4c6c2c49fb611d9e40bec8d60e2564d9e97d90270532cab81e [2023-12-02 21:23:29,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:23:29,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:23:29,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:23:29,230 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:23:29,230 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:23:29,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_good.i [2023-12-02 21:23:31,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:23:32,265 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:23:32,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_05_good.i [2023-12-02 21:23:32,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/data/74aec6896/8490bbf820e74eaabddc801e91ec9a17/FLAG5096868f2 [2023-12-02 21:23:32,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/data/74aec6896/8490bbf820e74eaabddc801e91ec9a17 [2023-12-02 21:23:32,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:23:32,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:23:32,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:23:32,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:23:32,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:23:32,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:32" (1/1) ... [2023-12-02 21:23:32,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a21c619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:32, skipping insertion in model container [2023-12-02 21:23:32,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:23:32" (1/1) ... [2023-12-02 21:23:32,384 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:23:33,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:23:33,079 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:23:33,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:23:33,305 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:23:33,306 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:23:33,306 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:23:33,306 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:23:33,312 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:23:33,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33 WrapperNode [2023-12-02 21:23:33,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:23:33,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:23:33,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:23:33,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:23:33,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,347 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,374 INFO L138 Inliner]: procedures = 502, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 131 [2023-12-02 21:23:33,375 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:23:33,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:23:33,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:23:33,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:23:33,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,404 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:23:33,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:23:33,408 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:23:33,408 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:23:33,409 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:23:33,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:23:33,441 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:23:33,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:23:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-02 21:23:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-02 21:23:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:23:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:23:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:23:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:23:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:23:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:23:33,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:23:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:23:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:23:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:23:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:23:33,632 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:23:33,635 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:23:33,830 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:23:33,886 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:23:33,887 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:23:33,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:33 BoogieIcfgContainer [2023-12-02 21:23:33,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:23:33,890 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:23:33,890 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:23:33,900 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:23:33,900 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:33" (1/1) ... [2023-12-02 21:23:33,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:23:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:33,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2023-12-02 21:23:33,966 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2023-12-02 21:23:33,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:23:33,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:33,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:34,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2023-12-02 21:23:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-12-02 21:23:34,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:23:34,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:34,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:34,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:34,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:34,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 65 transitions. [2023-12-02 21:23:34,802 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-12-02 21:23:34,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:23:34,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:34,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:23:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:35,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 61 transitions. [2023-12-02 21:23:35,082 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-12-02 21:23:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:23:35,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:35,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:35,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:23:35,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:35,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 60 transitions. [2023-12-02 21:23:35,289 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-12-02 21:23:35,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 21:23:35,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:35,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:35,532 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:23:35,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:35,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 47 states and 59 transitions. [2023-12-02 21:23:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-12-02 21:23:35,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:23:35,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:35,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:35,889 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:23:36,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:36,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 62 transitions. [2023-12-02 21:23:36,343 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-12-02 21:23:36,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:23:36,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:36,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:36,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:36,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:36,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 58 transitions. [2023-12-02 21:23:36,701 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2023-12-02 21:23:36,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:23:36,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:36,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:36,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:36,826 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:23:36,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 62 transitions. [2023-12-02 21:23:36,925 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-12-02 21:23:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:23:36,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:36,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:37,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:23:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 67 transitions. [2023-12-02 21:23:37,342 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-12-02 21:23:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:23:37,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:37,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:23:37,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 55 states and 72 transitions. [2023-12-02 21:23:37,869 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-12-02 21:23:37,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:23:37,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:37,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:37,912 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:23:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:38,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 82 transitions. [2023-12-02 21:23:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-12-02 21:23:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:23:38,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:38,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:38,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:23:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 78 transitions. [2023-12-02 21:23:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2023-12-02 21:23:39,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:23:39,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:39,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:39,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:23:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:39,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 82 transitions. [2023-12-02 21:23:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-12-02 21:23:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:23:39,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:39,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:23:39,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:39,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 43 states and 51 transitions. [2023-12-02 21:23:39,997 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-12-02 21:23:39,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:23:39,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:39,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:40,187 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:23:40,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:40,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 42 states and 50 transitions. [2023-12-02 21:23:40,671 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-12-02 21:23:40,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:23:40,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:40,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:23:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 41 states and 49 transitions. [2023-12-02 21:23:41,210 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-12-02 21:23:41,210 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:23:41,210 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-12-02 21:23:41,218 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-12-02 21:23:41,445 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:23:41,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:23:41 ImpRootNode [2023-12-02 21:23:41,449 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:23:41,449 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:23:41,449 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:23:41,450 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:23:41,450 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:23:33" (3/4) ... [2023-12-02 21:23:41,452 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:23:41,455 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-02 21:23:41,455 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-02 21:23:41,460 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-12-02 21:23:41,461 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-02 21:23:41,461 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 21:23:41,461 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:23:41,550 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:23:41,551 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:23:41,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:23:41,552 INFO L158 Benchmark]: Toolchain (without parser) took 9245.20ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 107.5MB in the beginning and 140.6MB in the end (delta: -33.1MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2023-12-02 21:23:41,552 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 120.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:23:41,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.62ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 107.5MB in the beginning and 131.2MB in the end (delta: -23.7MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2023-12-02 21:23:41,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.90ms. Allocated memory is still 180.4MB. Free memory was 131.2MB in the beginning and 128.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:23:41,554 INFO L158 Benchmark]: Boogie Preprocessor took 31.86ms. Allocated memory is still 180.4MB. Free memory was 128.0MB in the beginning and 126.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:23:41,554 INFO L158 Benchmark]: RCFGBuilder took 480.93ms. Allocated memory is still 180.4MB. Free memory was 125.9MB in the beginning and 104.0MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:23:41,555 INFO L158 Benchmark]: CodeCheck took 7559.11ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 104.0MB in the beginning and 146.8MB in the end (delta: -42.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:23:41,555 INFO L158 Benchmark]: Witness Printer took 101.93ms. Allocated memory is still 218.1MB. Free memory was 146.8MB in the beginning and 140.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:23:41,556 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 3 procedures, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1824 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 567 mSDsluCounter, 1213 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 279 mSDsCounter, 600 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2456 IncrementalHoareTripleChecker+Invalid, 3056 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 600 mSolverCounterUnsat, 934 mSDtfsCounter, 2456 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2898 GetRequests, 2754 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7199 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 336 NumberOfCodeBlocks, 336 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 660 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 64/64 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1648]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 111.1MB. Free memory was 66.0MB in the beginning and 65.9MB in the end (delta: 120.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.62ms. Allocated memory was 142.6MB in the beginning and 180.4MB in the end (delta: 37.7MB). Free memory was 107.5MB in the beginning and 131.2MB in the end (delta: -23.7MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.90ms. Allocated memory is still 180.4MB. Free memory was 131.2MB in the beginning and 128.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.86ms. Allocated memory is still 180.4MB. Free memory was 128.0MB in the beginning and 126.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 480.93ms. Allocated memory is still 180.4MB. Free memory was 125.9MB in the beginning and 104.0MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 7559.11ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 104.0MB in the beginning and 146.8MB in the end (delta: -42.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 101.93ms. Allocated memory is still 218.1MB. Free memory was 146.8MB in the beginning and 140.6MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 21:23:41,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c91733be-e4fe-4d39-8b1d-aa9e13506e31/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