./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_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_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/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_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/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_c05168f4-fc0b-4abb-8582-433ab4a7b65b/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 fc72386314414fabf94e6d82d60679ab07d15db5567c5294668f3d10b3b3054f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:31,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:31,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:51:31,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:31,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:31,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:31,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:31,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:31,359 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:31,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:31,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:31,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:31,362 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:31,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:31,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:31,369 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:31,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:31,371 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:31,371 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:31,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:31,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:31,372 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:31,373 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:31,373 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:31,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:31,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:31,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:31,375 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:31,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:31,397 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:31,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:31,397 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:31,398 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_c05168f4-fc0b-4abb-8582-433ab4a7b65b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc72386314414fabf94e6d82d60679ab07d15db5567c5294668f3d10b3b3054f [2023-11-21 18:51:31,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:31,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:31,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:31,723 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:31,723 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:31,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i [2023-11-21 18:51:34,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:35,280 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:35,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_09_good.i [2023-11-21 18:51:35,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/data/182b74db7/dfd1c30879f14cdebcc49e44a5feb6de/FLAG84bdb19f9 [2023-11-21 18:51:35,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/data/182b74db7/dfd1c30879f14cdebcc49e44a5feb6de [2023-11-21 18:51:35,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:35,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:35,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:35,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:35,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:35,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21edcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:35, skipping insertion in model container [2023-11-21 18:51:35,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:35" (1/1) ... [2023-11-21 18:51:35,443 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:35,872 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:51:36,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:36,863 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:36,908 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:51:37,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:37,293 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:37,294 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:37,294 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:37,294 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:37,294 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:51:37,303 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:37,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37 WrapperNode [2023-11-21 18:51:37,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:37,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:37,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:37,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:37,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,399 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 183 [2023-11-21 18:51:37,400 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:37,401 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:37,401 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:37,401 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:37,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,429 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:37,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:37,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:37,444 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:37,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:37" (1/1) ... [2023-11-21 18:51:37,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:37,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:37,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:37,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:37,544 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:51:37,546 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:51:37,546 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:51:37,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:51:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:37,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:37,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:51:37,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:37,778 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:37,782 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:38,269 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:38,727 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:38,727 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:51:38,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:38 BoogieIcfgContainer [2023-11-21 18:51:38,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:38,732 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:38,732 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:38,745 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:38,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:38" (1/1) ... [2023-11-21 18:51:38,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:51:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:38,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-21 18:51:38,837 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-21 18:51:38,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:51:38,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:38,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:39,211 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 18:51:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-21 18:51:39,263 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-21 18:51:39,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:51:39,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:39,486 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 18:51:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-21 18:51:39,588 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-21 18:51:39,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:51:39,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:39,810 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 18:51:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-21 18:51:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:51:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:51:39,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:39,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:39,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,022 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 18:51:40,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:40,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-21 18:51:40,094 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:51:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:51:40,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:40,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,252 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 18:51:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 72 transitions. [2023-11-21 18:51:40,332 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-21 18:51:40,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:51:40,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:40,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,406 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 18:51:40,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:40,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 68 transitions. [2023-11-21 18:51:40,532 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:51:40,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:51:40,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:40,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,621 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 18:51:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:40,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 73 transitions. [2023-11-21 18:51:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-21 18:51:40,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:51:40,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:40,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,749 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 18:51:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:40,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 79 transitions. [2023-11-21 18:51:40,835 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-21 18:51:40,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:51:40,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:40,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:40,896 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 18:51:40,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:40,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 90 transitions. [2023-11-21 18:51:40,939 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2023-11-21 18:51:40,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:51:40,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:40,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:41,028 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 18:51:41,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:41,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 95 transitions. [2023-11-21 18:51:41,287 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-11-21 18:51:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:51:41,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:41,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:41,400 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 18:51:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:41,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 65 states and 94 transitions. [2023-11-21 18:51:41,522 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-21 18:51:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:51:41,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:41,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:41,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:41,613 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 18:51:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 97 transitions. [2023-11-21 18:51:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2023-11-21 18:51:41,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:51:41,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:41,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:41,823 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 18:51:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:41,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 96 transitions. [2023-11-21 18:51:41,959 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2023-11-21 18:51:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:51:41,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:41,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:42,056 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 18:51:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 95 transitions. [2023-11-21 18:51:42,188 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2023-11-21 18:51:42,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:51:42,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:42,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:42,336 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 18:51:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 65 states and 89 transitions. [2023-11-21 18:51:42,497 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2023-11-21 18:51:42,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:51:42,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:42,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:42,587 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 18:51:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:42,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 69 states and 93 transitions. [2023-11-21 18:51:42,781 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-21 18:51:42,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:51:42,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:42,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:42,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:42,867 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 18:51:43,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:43,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 90 transitions. [2023-11-21 18:51:43,074 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 90 transitions. [2023-11-21 18:51:43,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:51:43,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:43,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:43,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:43,272 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 18:51:43,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:43,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 97 transitions. [2023-11-21 18:51:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2023-11-21 18:51:43,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:51:43,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:43,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:43,652 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 18:51:43,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:43,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 44 states and 55 transitions. [2023-11-21 18:51:43,901 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-21 18:51:43,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:51:43,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:43,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:44,048 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 18:51:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 43 states and 54 transitions. [2023-11-21 18:51:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-21 18:51:44,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:51:44,250 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-21 18:51:44,260 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:51:44,578 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:51:44,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:51:44 ImpRootNode [2023-11-21 18:51:44,584 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:51:44,585 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:51:44,585 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:51:44,585 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:51:44,586 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:38" (3/4) ... [2023-11-21 18:51:44,588 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:51:44,592 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:51:44,592 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:51:44,605 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2023-11-21 18:51:44,606 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-21 18:51:44,607 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:51:44,608 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:51:44,778 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:51:44,778 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:51:44,779 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:51:44,779 INFO L158 Benchmark]: Toolchain (without parser) took 9447.74ms. Allocated memory was 144.7MB in the beginning and 255.9MB in the end (delta: 111.1MB). Free memory was 99.0MB in the beginning and 129.7MB in the end (delta: -30.7MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2023-11-21 18:51:44,780 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 144.7MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:44,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1971.59ms. Allocated memory is still 144.7MB. Free memory was 98.7MB in the beginning and 91.0MB in the end (delta: 7.7MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. [2023-11-21 18:51:44,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.44ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 87.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:51:44,781 INFO L158 Benchmark]: Boogie Preprocessor took 39.43ms. Allocated memory is still 144.7MB. Free memory was 87.3MB in the beginning and 85.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:51:44,782 INFO L158 Benchmark]: RCFGBuilder took 1288.09ms. Allocated memory is still 144.7MB. Free memory was 85.4MB in the beginning and 74.8MB in the end (delta: 10.6MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2023-11-21 18:51:44,782 INFO L158 Benchmark]: CodeCheck took 5852.42ms. Allocated memory was 144.7MB in the beginning and 255.9MB in the end (delta: 111.1MB). Free memory was 74.8MB in the beginning and 137.0MB in the end (delta: -62.2MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2023-11-21 18:51:44,783 INFO L158 Benchmark]: Witness Printer took 193.84ms. Allocated memory is still 255.9MB. Free memory was 137.0MB in the beginning and 129.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:51:44,785 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: 5.5s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2605 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1052 mSDsluCounter, 1954 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 721 mSDsCounter, 540 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2619 IncrementalHoareTripleChecker+Invalid, 3159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 540 mSolverCounterUnsat, 1233 mSDtfsCounter, 2619 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3625 GetRequests, 3547 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1969 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 371 NumberOfCodeBlocks, 371 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 351 ConstructedInterpolants, 0 QuantifiedInterpolants, 692 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 24/24 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 0.37ms. Allocated memory is still 144.7MB. Free memory is still 117.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1971.59ms. Allocated memory is still 144.7MB. Free memory was 98.7MB in the beginning and 91.0MB in the end (delta: 7.7MB). Peak memory consumption was 53.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.44ms. Allocated memory is still 144.7MB. Free memory was 91.0MB in the beginning and 87.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.43ms. Allocated memory is still 144.7MB. Free memory was 87.3MB in the beginning and 85.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1288.09ms. Allocated memory is still 144.7MB. Free memory was 85.4MB in the beginning and 74.8MB in the end (delta: 10.6MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. * CodeCheck took 5852.42ms. Allocated memory was 144.7MB in the beginning and 255.9MB in the end (delta: 111.1MB). Free memory was 74.8MB in the beginning and 137.0MB in the end (delta: -62.2MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * Witness Printer took 193.84ms. Allocated memory is still 255.9MB. Free memory was 137.0MB in the beginning and 129.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:51:44,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05168f4-fc0b-4abb-8582-433ab4a7b65b/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