./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2 --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 d4cf2a607a33ea59927b99afd664bb6e644659f6ffe15b06a4d900b830a92709 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:29,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:30,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:50:30,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:30,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:30,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:30,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:30,112 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:30,113 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:30,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:30,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:30,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:30,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:30,121 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:30,121 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:30,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:30,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:30,123 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:30,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:30,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:30,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:30,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:30,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:30,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:30,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:30,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:30,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:30,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:30,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:30,129 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:30,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:30,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:30,131 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_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4cf2a607a33ea59927b99afd664bb6e644659f6ffe15b06a4d900b830a92709 [2023-11-21 18:50:30,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:30,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:30,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:30,529 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:30,529 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:30,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_good.i [2023-11-21 18:50:33,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:34,002 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:34,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_09_good.i [2023-11-21 18:50:34,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/data/5c7394a50/af745229cd9544eeababc228ac2ac5ad/FLAG050f372e7 [2023-11-21 18:50:34,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/data/5c7394a50/af745229cd9544eeababc228ac2ac5ad [2023-11-21 18:50:34,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:34,048 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:34,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:34,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:34,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:34,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:34" (1/1) ... [2023-11-21 18:50:34,056 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512fabc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:34, skipping insertion in model container [2023-11-21 18:50:34,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:34" (1/1) ... [2023-11-21 18:50:34,145 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:34,548 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:35,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:35,110 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:35,145 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:35,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:35,472 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:35,472 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:35,472 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:35,472 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:35,472 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:35,480 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:35,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35 WrapperNode [2023-11-21 18:50:35,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:35,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:35,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:35,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:35,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,565 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 83 [2023-11-21 18:50:35,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:35,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:35,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:35,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:35,585 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,609 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,617 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:35,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:35,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:35,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:35,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:35" (1/1) ... [2023-11-21 18:50:35,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:35,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:35,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:35,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:50:35,708 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:50:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:50:35,708 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:50:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:35,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:50:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:35,893 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:35,896 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:36,145 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:36,226 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:36,227 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:50:36,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:36 BoogieIcfgContainer [2023-11-21 18:50:36,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:36,230 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:36,235 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:36,246 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:36,246 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:36" (1/1) ... [2023-11-21 18:50:36,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:36,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-21 18:50:36,321 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-21 18:50:36,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:36,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:36,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-21 18:50:36,765 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-21 18:50:36,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:50:36,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:36,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-21 18:50:36,926 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-21 18:50:36,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:50:36,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:37,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-21 18:50:37,039 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:50:37,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:50:37,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:37,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2023-11-21 18:50:37,276 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2023-11-21 18:50:37,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:50:37,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:37,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 51 states and 68 transitions. [2023-11-21 18:50:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-21 18:50:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:37,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:37,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 67 transitions. [2023-11-21 18:50:37,977 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-21 18:50:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:37,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:38,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 66 transitions. [2023-11-21 18:50:38,199 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2023-11-21 18:50:38,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:50:38,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:38,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 65 transitions. [2023-11-21 18:50:38,423 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-11-21 18:50:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:38,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:38,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 70 transitions. [2023-11-21 18:50:38,548 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-21 18:50:38,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:50:38,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 76 transitions. [2023-11-21 18:50:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-21 18:50:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:50:38,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:50:39,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 62 states and 85 transitions. [2023-11-21 18:50:39,188 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2023-11-21 18:50:39,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:50:39,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:39,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 90 transitions. [2023-11-21 18:50:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2023-11-21 18:50:39,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:50:39,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 75 transitions. [2023-11-21 18:50:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2023-11-21 18:50:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:50:39,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:39,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:50:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 56 states and 74 transitions. [2023-11-21 18:50:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2023-11-21 18:50:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:50:39,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:50:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 73 transitions. [2023-11-21 18:50:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-11-21 18:50:40,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:40,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 56 states and 72 transitions. [2023-11-21 18:50:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-21 18:50:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:40,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:40,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 54 states and 69 transitions. [2023-11-21 18:50:40,855 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-21 18:50:40,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:40,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:50:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 41 states and 48 transitions. [2023-11-21 18:50:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-11-21 18:50:41,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:41,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:41,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:50:41,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:41,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 40 states and 47 transitions. [2023-11-21 18:50:41,454 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2023-11-21 18:50:41,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:50:41,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:41,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:41,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:50:41,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:41,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 39 states and 46 transitions. [2023-11-21 18:50:41,703 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-21 18:50:41,704 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:50:41,704 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-21 18:50:41,713 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:50:41,932 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:50:41,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:50:41 ImpRootNode [2023-11-21 18:50:41,937 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:50:41,938 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:50:41,938 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:50:41,938 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:50:41,939 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:36" (3/4) ... [2023-11-21 18:50:41,941 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:50:41,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:50:41,944 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:50:41,950 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-21 18:50:41,950 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:50:41,951 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:50:41,951 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:50:42,055 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:50:42,056 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:50:42,056 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:50:42,057 INFO L158 Benchmark]: Toolchain (without parser) took 8008.86ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 91.3MB in the beginning and 67.5MB in the end (delta: 23.7MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2023-11-21 18:50:42,057 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:42,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1431.55ms. Allocated memory is still 132.1MB. Free memory was 90.8MB in the beginning and 84.6MB in the end (delta: 6.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-21 18:50:42,058 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.82ms. Allocated memory is still 132.1MB. Free memory was 84.6MB in the beginning and 81.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:42,058 INFO L158 Benchmark]: Boogie Preprocessor took 57.56ms. Allocated memory is still 132.1MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:42,059 INFO L158 Benchmark]: RCFGBuilder took 596.55ms. Allocated memory is still 132.1MB. Free memory was 79.8MB in the beginning and 62.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:42,059 INFO L158 Benchmark]: CodeCheck took 5707.50ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 62.4MB in the beginning and 73.8MB in the end (delta: -11.4MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:42,060 INFO L158 Benchmark]: Witness Printer took 118.53ms. Allocated memory is still 163.6MB. Free memory was 73.8MB in the beginning and 67.5MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:50:42,062 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: 5.4s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2634 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 913 mSDsluCounter, 1723 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 540 mSDsCounter, 532 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2612 IncrementalHoareTripleChecker+Invalid, 3144 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 532 mSolverCounterUnsat, 1183 mSDtfsCounter, 2612 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3705 GetRequests, 3592 SyntacticMatches, 9 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4543 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 415 NumberOfCodeBlocks, 415 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 395 ConstructedInterpolants, 0 QuantifiedInterpolants, 734 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 60/60 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: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1431.55ms. Allocated memory is still 132.1MB. Free memory was 90.8MB in the beginning and 84.6MB in the end (delta: 6.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.82ms. Allocated memory is still 132.1MB. Free memory was 84.6MB in the beginning and 81.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.56ms. Allocated memory is still 132.1MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 596.55ms. Allocated memory is still 132.1MB. Free memory was 79.8MB in the beginning and 62.4MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 5707.50ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 62.4MB in the beginning and 73.8MB in the end (delta: -11.4MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 118.53ms. Allocated memory is still 163.6MB. Free memory was 73.8MB in the beginning and 67.5MB 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! [2023-11-21 18:50:42,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b730abcc-8a9f-42d8-9105-ba16a85185e9/bin/ukojak-verify-i0I2FZA1j2/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