./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_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_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/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_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/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_8fb69d48-f0ce-42d9-863b-3290981ffb04/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 c087a5f5a666be5c79283e5b43e4e4ff59f6021246394f8e1c995f7d08d8445f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:45:29,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:45:29,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 00:45:29,117 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:45:29,118 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:45:29,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:45:29,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:45:29,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:45:29,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:45:29,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:45:29,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:45:29,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:45:29,145 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:45:29,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:45:29,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:45:29,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:45:29,147 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:45:29,147 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:45:29,148 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:45:29,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:45:29,149 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:45:29,150 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:45:29,150 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:45:29,150 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:45:29,151 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:45:29,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:45:29,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:45:29,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:45:29,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:45:29,153 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:45:29,153 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:45:29,154 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:45:29,154 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_8fb69d48-f0ce-42d9-863b-3290981ffb04/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c087a5f5a666be5c79283e5b43e4e4ff59f6021246394f8e1c995f7d08d8445f [2023-12-03 00:45:29,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:45:29,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:45:29,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:45:29,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:45:29,427 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:45:29,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_good.i [2023-12-03 00:45:34,348 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:45:34,668 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:45:34,669 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_good.i [2023-12-03 00:45:34,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/data/ea4abbb00/f4df6254b65b418f8e978ce1b693d44e/FLAGa005289db [2023-12-03 00:45:34,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/data/ea4abbb00/f4df6254b65b418f8e978ce1b693d44e [2023-12-03 00:45:34,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:45:34,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:45:34,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:45:34,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:45:34,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:45:34,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:45:34" (1/1) ... [2023-12-03 00:45:34,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39803d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:34, skipping insertion in model container [2023-12-03 00:45:34,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:45:34" (1/1) ... [2023-12-03 00:45:34,812 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:45:35,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:45:35,563 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:45:35,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:45:35,745 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:45:35,746 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:45:35,746 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:45:35,746 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:45:35,753 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:45:35,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35 WrapperNode [2023-12-03 00:45:35,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:45:35,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:45:35,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:45:35,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:45:35,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,815 INFO L138 Inliner]: procedures = 502, calls = 70, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 96 [2023-12-03 00:45:35,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:45:35,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:45:35,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:45:35,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:45:35,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,832 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,844 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,849 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:45:35,850 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:45:35,850 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:45:35,851 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:45:35,851 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:45:35" (1/1) ... [2023-12-03 00:45:35,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:45:35,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:45:35,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:45:35,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:45:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 00:45:35,925 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 00:45:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 00:45:35,925 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 00:45:35,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:45:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:45:35,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:45:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 00:45:35,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:45:36,066 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:45:36,068 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:45:36,291 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:45:36,375 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:45:36,375 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 00:45:36,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:45:36 BoogieIcfgContainer [2023-12-03 00:45:36,377 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:45:36,378 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:45:36,378 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:45:36,386 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:45:36,386 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:45:36" (1/1) ... [2023-12-03 00:45:36,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:45:36,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:36,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2023-12-03 00:45:36,444 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2023-12-03 00:45:36,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:45:36,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:36,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:36,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:36,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:36,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2023-12-03 00:45:36,714 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-12-03 00:45:36,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:45:36,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:36,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:36,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:36,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2023-12-03 00:45:36,854 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2023-12-03 00:45:36,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:45:36,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:36,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:36,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:36,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2023-12-03 00:45:36,944 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2023-12-03 00:45:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:45:36,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:36,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:45:37,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:37,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 71 transitions. [2023-12-03 00:45:37,076 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-12-03 00:45:37,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 00:45:37,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:37,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:37,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 67 transitions. [2023-12-03 00:45:37,183 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-12-03 00:45:37,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:45:37,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:37,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:37,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:37,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 66 transitions. [2023-12-03 00:45:37,337 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-12-03 00:45:37,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:45:37,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:37,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:37,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:37,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 68 transitions. [2023-12-03 00:45:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-12-03 00:45:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 00:45:37,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:37,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:37,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 56 states and 73 transitions. [2023-12-03 00:45:37,642 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-12-03 00:45:37,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 00:45:37,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:37,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 79 transitions. [2023-12-03 00:45:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2023-12-03 00:45:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:45:37,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:37,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:37,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 63 states and 83 transitions. [2023-12-03 00:45:37,944 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-12-03 00:45:37,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:45:37,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:37,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:37,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:38,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 57 states and 74 transitions. [2023-12-03 00:45:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2023-12-03 00:45:38,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:45:38,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:38,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:38,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:38,111 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:45:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:38,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 57 states and 73 transitions. [2023-12-03 00:45:38,224 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2023-12-03 00:45:38,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:45:38,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:38,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:38,321 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:45:38,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:38,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 57 states and 72 transitions. [2023-12-03 00:45:38,483 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-12-03 00:45:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 00:45:38,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:38,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:45:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 43 states and 50 transitions. [2023-12-03 00:45:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2023-12-03 00:45:38,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:45:38,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:38,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:38,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:38,796 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:45:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 42 states and 49 transitions. [2023-12-03 00:45:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-12-03 00:45:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:45:38,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:45:38,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:45:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:45:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:45:39,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:45:39,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 41 states and 48 transitions. [2023-12-03 00:45:39,191 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-12-03 00:45:39,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:45:39,192 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-12-03 00:45:39,201 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-12-03 00:45:39,358 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:45:39,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:45:39 ImpRootNode [2023-12-03 00:45:39,362 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:45:39,363 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:45:39,363 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:45:39,363 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:45:39,364 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:45:36" (3/4) ... [2023-12-03 00:45:39,366 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:45:39,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-03 00:45:39,369 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-03 00:45:39,374 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-12-03 00:45:39,375 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-03 00:45:39,375 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 00:45:39,376 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:45:39,480 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:45:39,481 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:45:39,481 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:45:39,482 INFO L158 Benchmark]: Toolchain (without parser) took 4764.95ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 98.9MB in the beginning and 143.5MB in the end (delta: -44.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:45:39,482 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:45:39,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1035.48ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 64.9MB in the end (delta: 34.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 00:45:39,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.66ms. Allocated memory is still 151.0MB. Free memory was 64.9MB in the beginning and 62.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:45:39,484 INFO L158 Benchmark]: Boogie Preprocessor took 32.53ms. Allocated memory is still 151.0MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:45:39,485 INFO L158 Benchmark]: RCFGBuilder took 526.60ms. Allocated memory is still 151.0MB. Free memory was 60.1MB in the beginning and 116.2MB in the end (delta: -56.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-12-03 00:45:39,485 INFO L158 Benchmark]: CodeCheck took 2984.75ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 116.2MB in the beginning and 148.8MB in the end (delta: -32.6MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2023-12-03 00:45:39,486 INFO L158 Benchmark]: Witness Printer took 118.23ms. Allocated memory is still 182.5MB. Free memory was 148.8MB in the beginning and 143.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 00:45:39,488 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, 57 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1883 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 510 mSDsluCounter, 1217 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 264 mSDsCounter, 335 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1452 IncrementalHoareTripleChecker+Invalid, 1787 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 335 mSolverCounterUnsat, 953 mSDtfsCounter, 1452 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2716 GetRequests, 2653 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 343 NumberOfCodeBlocks, 343 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 617 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 46/46 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: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: 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: 1651]: 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 109.1MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1035.48ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 64.9MB in the end (delta: 34.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.66ms. Allocated memory is still 151.0MB. Free memory was 64.9MB in the beginning and 62.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.53ms. Allocated memory is still 151.0MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 526.60ms. Allocated memory is still 151.0MB. Free memory was 60.1MB in the beginning and 116.2MB in the end (delta: -56.1MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * CodeCheck took 2984.75ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 116.2MB in the beginning and 148.8MB in the end (delta: -32.6MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * Witness Printer took 118.23ms. Allocated memory is still 182.5MB. Free memory was 148.8MB in the beginning and 143.5MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 00:45:39,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fb69d48-f0ce-42d9-863b-3290981ffb04/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