./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL --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 3067c5c458a1fea8a717c167afe80b80762d5595d229740334ad817ea0190ed7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:08:54,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:08:54,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:08:54,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:08:54,135 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:08:54,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:08:54,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:08:54,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:08:54,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:08:54,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:08:54,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:08:54,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:08:54,169 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:08:54,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:08:54,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:08:54,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:08:54,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:08:54,172 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:08:54,173 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:08:54,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:08:54,174 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:08:54,175 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:08:54,175 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:08:54,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:08:54,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:08:54,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:54,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:08:54,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:08:54,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:08:54,180 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:08:54,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:08:54,180 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:08:54,181 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_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3067c5c458a1fea8a717c167afe80b80762d5595d229740334ad817ea0190ed7 [2023-11-19 03:08:54,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:08:54,461 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:08:54,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:08:54,466 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:08:54,467 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:08:54,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_good.i [2023-11-19 03:08:57,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:08:57,969 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:08:57,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_05_good.i [2023-11-19 03:08:57,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/data/e70220f93/2f3a0b356859430c825e77d6f110d880/FLAGda39ebb35 [2023-11-19 03:08:58,012 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/data/e70220f93/2f3a0b356859430c825e77d6f110d880 [2023-11-19 03:08:58,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:08:58,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:08:58,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:58,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:08:58,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:08:58,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:58" (1/1) ... [2023-11-19 03:08:58,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed1aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:58, skipping insertion in model container [2023-11-19 03:08:58,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:58" (1/1) ... [2023-11-19 03:08:58,080 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:08:58,449 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:08:59,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:59,086 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:08:59,105 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:08:59,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:59,295 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:08:59,295 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:08:59,295 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:08:59,295 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:08:59,296 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:08:59,304 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:08:59,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59 WrapperNode [2023-11-19 03:08:59,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:59,306 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:59,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:08:59,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:08:59,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,387 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 114 [2023-11-19 03:08:59,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:59,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:08:59,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:08:59,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:08:59,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,403 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,417 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:08:59,423 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:08:59,423 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:08:59,423 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:08:59,424 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:59" (1/1) ... [2023-11-19 03:08:59,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:59,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:08:59,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:08:59,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:08:59,511 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 03:08:59,511 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 03:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:08:59,512 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:08:59,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:08:59,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:08:59,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:08:59,672 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:08:59,674 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:08:59,926 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:00,041 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:00,043 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:09:00,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:00 BoogieIcfgContainer [2023-11-19 03:09:00,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:00,050 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:00,050 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:00,062 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:00,062 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:00" (1/1) ... [2023-11-19 03:09:00,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:09:00,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-19 03:09:00,129 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-19 03:09:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:09:00,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:00,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:00,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-19 03:09:00,785 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-19 03:09:00,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:09:00,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:00,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-19 03:09:01,112 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-19 03:09:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:09:01,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-19 03:09:01,555 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-19 03:09:01,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:09:01,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-19 03:09:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-19 03:09:02,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:09:02,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:02,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 72 transitions. [2023-11-19 03:09:02,342 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-19 03:09:02,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:09:02,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:09:02,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 68 transitions. [2023-11-19 03:09:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-19 03:09:02,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:09:02,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:02,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 73 transitions. [2023-11-19 03:09:02,831 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-19 03:09:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:09:02,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:03,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 79 transitions. [2023-11-19 03:09:03,103 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-19 03:09:03,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:03,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:09:03,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 90 transitions. [2023-11-19 03:09:03,541 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2023-11-19 03:09:03,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:03,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:04,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 95 transitions. [2023-11-19 03:09:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-11-19 03:09:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:09:04,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:04,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:09:04,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 65 states and 94 transitions. [2023-11-19 03:09:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-19 03:09:04,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:09:04,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:04,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:04,646 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:09:04,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:04,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 67 states and 99 transitions. [2023-11-19 03:09:04,889 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2023-11-19 03:09:04,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:04,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:04,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:09:05,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:05,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 102 transitions. [2023-11-19 03:09:05,284 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2023-11-19 03:09:05,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:05,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:05,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:05,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:05,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:09:05,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:05,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 101 transitions. [2023-11-19 03:09:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2023-11-19 03:09:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:09:05,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:05,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:05,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 95 transitions. [2023-11-19 03:09:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2023-11-19 03:09:06,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:09:06,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:06,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:06,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 102 transitions. [2023-11-19 03:09:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2023-11-19 03:09:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:09:06,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:06,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:09:07,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 74 states and 107 transitions. [2023-11-19 03:09:07,128 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions. [2023-11-19 03:09:07,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:09:07,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:07,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:07,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:09:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 48 states and 60 transitions. [2023-11-19 03:09:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2023-11-19 03:09:07,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:09:07,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:07,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:08,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 47 states and 59 transitions. [2023-11-19 03:09:08,047 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2023-11-19 03:09:08,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:09:08,048 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-11-19 03:09:08,058 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 03:09:08,318 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:09:08,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:09:08 ImpRootNode [2023-11-19 03:09:08,324 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:09:08,325 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:09:08,325 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:09:08,325 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:09:08,326 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:00" (3/4) ... [2023-11-19 03:09:08,328 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:09:08,332 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 03:09:08,333 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 03:09:08,340 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-19 03:09:08,341 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:09:08,341 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:09:08,342 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:09:08,476 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:09:08,476 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:09:08,477 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:09:08,477 INFO L158 Benchmark]: Toolchain (without parser) took 10460.71ms. Allocated memory was 134.2MB in the beginning and 237.0MB in the end (delta: 102.8MB). Free memory was 86.1MB in the beginning and 106.0MB in the end (delta: -19.9MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. [2023-11-19 03:09:08,478 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:08,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1286.77ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 85.9MB in the beginning and 124.0MB in the end (delta: -38.2MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2023-11-19 03:09:08,479 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.79ms. Allocated memory is still 197.1MB. Free memory was 124.0MB in the beginning and 120.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:09:08,479 INFO L158 Benchmark]: Boogie Preprocessor took 33.70ms. Allocated memory is still 197.1MB. Free memory was 120.6MB in the beginning and 119.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:08,479 INFO L158 Benchmark]: RCFGBuilder took 626.70ms. Allocated memory is still 197.1MB. Free memory was 119.3MB in the beginning and 154.5MB in the end (delta: -35.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:09:08,480 INFO L158 Benchmark]: CodeCheck took 8274.12ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 154.5MB in the beginning and 112.3MB in the end (delta: 42.2MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2023-11-19 03:09:08,480 INFO L158 Benchmark]: Witness Printer took 152.13ms. Allocated memory is still 237.0MB. Free memory was 112.3MB in the beginning and 106.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:09:08,483 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: 8.0s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2088 SdHoareTripleChecker+Valid, 5.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 764 mSDsluCounter, 1326 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 444 mSDsCounter, 737 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3648 IncrementalHoareTripleChecker+Invalid, 4385 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 737 mSolverCounterUnsat, 882 mSDtfsCounter, 3648 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3512 GetRequests, 3388 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4751 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 347 NumberOfCodeBlocks, 347 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 328 ConstructedInterpolants, 0 QuantifiedInterpolants, 686 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: 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: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1286.77ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 85.9MB in the beginning and 124.0MB in the end (delta: -38.2MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.79ms. Allocated memory is still 197.1MB. Free memory was 124.0MB in the beginning and 120.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.70ms. Allocated memory is still 197.1MB. Free memory was 120.6MB in the beginning and 119.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 626.70ms. Allocated memory is still 197.1MB. Free memory was 119.3MB in the beginning and 154.5MB in the end (delta: -35.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 8274.12ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 154.5MB in the beginning and 112.3MB in the end (delta: 42.2MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. * Witness Printer took 152.13ms. Allocated memory is still 237.0MB. Free memory was 112.3MB in the beginning and 106.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:09:08,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b21c4-0305-44c3-b736-b0be48e64ef8/bin/ukojak-verify-G8NBE6pJGL/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