./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7100bb4ea3c9385917713921a203b046e0b429966967b724a087c111975bb180 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:34:02,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:34:02,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 23:34:02,322 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:34:02,323 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:34:02,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:34:02,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:34:02,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:34:02,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:34:02,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:34:02,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:34:02,347 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:34:02,348 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:34:02,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:34:02,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:34:02,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:34:02,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:34:02,351 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:34:02,351 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:34:02,352 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:34:02,352 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:34:02,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:34:02,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:34:02,356 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:34:02,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:34:02,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:34:02,357 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:34:02,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:34:02,358 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:34:02,358 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:34:02,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:34:02,359 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:34:02,359 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_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7100bb4ea3c9385917713921a203b046e0b429966967b724a087c111975bb180 [2023-12-02 23:34:02,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:34:02,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:34:02,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:34:02,583 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:34:02,583 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:34:02,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i [2023-12-02 23:34:05,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:34:05,681 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:34:05,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_good.i [2023-12-02 23:34:05,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/data/728266759/2e1cdf3d06f44b59ac4d57f4b7c16a95/FLAGbed87978b [2023-12-02 23:34:05,721 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/data/728266759/2e1cdf3d06f44b59ac4d57f4b7c16a95 [2023-12-02 23:34:05,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:34:05,725 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:34:05,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:34:05,727 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:34:05,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:34:05,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:05" (1/1) ... [2023-12-02 23:34:05,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d406565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:05, skipping insertion in model container [2023-12-02 23:34:05,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:05" (1/1) ... [2023-12-02 23:34:05,792 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:34:06,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:34:06,527 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:34:06,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:34:06,780 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:34:06,780 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:34:06,780 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:34:06,781 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:34:06,781 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:34:06,787 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:34:06,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06 WrapperNode [2023-12-02 23:34:06,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:34:06,788 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:34:06,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:34:06,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:34:06,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,853 INFO L138 Inliner]: procedures = 503, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 140 [2023-12-02 23:34:06,853 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:34:06,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:34:06,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:34:06,854 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:34:06,864 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,864 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,878 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:34:06,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:34:06,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:34:06,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:34:06,888 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:06" (1/1) ... [2023-12-02 23:34:06,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:34:06,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:34:06,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:34:06,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:34:06,966 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-02 23:34:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-02 23:34:06,966 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-02 23:34:06,966 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 23:34:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 23:34:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:34:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 23:34:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:34:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:34:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:34:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:34:06,967 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 23:34:06,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:34:07,127 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:34:07,129 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:34:07,314 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:34:07,353 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:34:07,354 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:34:07,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:07 BoogieIcfgContainer [2023-12-02 23:34:07,356 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:34:07,356 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:34:07,357 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:34:07,366 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:34:07,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:07" (1/1) ... [2023-12-02 23:34:07,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:34:07,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2023-12-02 23:34:07,434 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-12-02 23:34:07,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:34:07,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:07,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:07,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:07,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 82 transitions. [2023-12-02 23:34:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-12-02 23:34:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:34:07,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:07,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:07,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 88 transitions. [2023-12-02 23:34:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-12-02 23:34:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:34:07,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:07,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:07,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 87 transitions. [2023-12-02 23:34:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-12-02 23:34:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:34:08,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:34:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 80 transitions. [2023-12-02 23:34:08,164 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2023-12-02 23:34:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:34:08,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:34:08,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:08,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 82 transitions. [2023-12-02 23:34:08,325 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-12-02 23:34:08,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:34:08,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:34:08,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 85 transitions. [2023-12-02 23:34:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 85 transitions. [2023-12-02 23:34:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:34:08,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:34:08,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:08,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 84 transitions. [2023-12-02 23:34:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-12-02 23:34:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:34:08,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:34:08,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:08,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 91 transitions. [2023-12-02 23:34:08,721 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2023-12-02 23:34:08,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:34:08,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:08,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 63 states and 81 transitions. [2023-12-02 23:34:08,775 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-12-02 23:34:08,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:34:08,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:34:08,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 62 states and 80 transitions. [2023-12-02 23:34:08,900 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2023-12-02 23:34:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:34:08,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:08,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:34:09,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 64 states and 82 transitions. [2023-12-02 23:34:09,040 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2023-12-02 23:34:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:34:09,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:09,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 59 states and 75 transitions. [2023-12-02 23:34:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-12-02 23:34:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:34:09,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:09,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:09,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 57 states and 72 transitions. [2023-12-02 23:34:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-12-02 23:34:09,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:34:09,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:09,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:09,414 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 59 states and 76 transitions. [2023-12-02 23:34:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-12-02 23:34:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:34:09,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:09,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:09,505 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:09,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:09,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 60 states and 77 transitions. [2023-12-02 23:34:09,522 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-12-02 23:34:09,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:34:09,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:09,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:09,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 80 transitions. [2023-12-02 23:34:09,681 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2023-12-02 23:34:09,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:34:09,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:09,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 53 states and 65 transitions. [2023-12-02 23:34:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-12-02 23:34:09,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:34:09,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:09,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 52 states and 64 transitions. [2023-12-02 23:34:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-12-02 23:34:10,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:34:10,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:34:10,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:34:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:34:10,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:34:10,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:34:10,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 51 states and 63 transitions. [2023-12-02 23:34:10,261 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-12-02 23:34:10,261 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:34:10,261 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2023-12-02 23:34:10,270 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-12-02 23:34:10,424 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:34:10,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:34:10 ImpRootNode [2023-12-02 23:34:10,432 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:34:10,433 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:34:10,433 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:34:10,434 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:34:10,434 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:07" (3/4) ... [2023-12-02 23:34:10,436 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:34:10,439 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-02 23:34:10,439 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-02 23:34:10,445 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-02 23:34:10,445 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-02 23:34:10,445 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 23:34:10,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:34:10,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:34:10,543 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:34:10,544 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:34:10,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:34:10,545 INFO L158 Benchmark]: Toolchain (without parser) took 4819.89ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 142.3MB in the beginning and 101.9MB in the end (delta: 40.4MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-12-02 23:34:10,545 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:34:10,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1061.12ms. Allocated memory is still 176.2MB. Free memory was 141.9MB in the beginning and 126.7MB in the end (delta: 15.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:10,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.60ms. Allocated memory is still 176.2MB. Free memory was 125.9MB in the beginning and 123.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:10,546 INFO L158 Benchmark]: Boogie Preprocessor took 32.37ms. Allocated memory is still 176.2MB. Free memory was 123.3MB in the beginning and 121.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:10,547 INFO L158 Benchmark]: RCFGBuilder took 468.52ms. Allocated memory is still 176.2MB. Free memory was 121.2MB in the beginning and 101.5MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:34:10,547 INFO L158 Benchmark]: CodeCheck took 3076.12ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 101.5MB in the beginning and 108.2MB in the end (delta: -6.6MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-12-02 23:34:10,547 INFO L158 Benchmark]: Witness Printer took 110.92ms. Allocated memory is still 211.8MB. Free memory was 108.2MB in the beginning and 101.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 23:34:10,549 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, 63 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2515 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 911 mSDsluCounter, 2440 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 854 mSDsCounter, 440 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1727 IncrementalHoareTripleChecker+Invalid, 2167 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 440 mSolverCounterUnsat, 1586 mSDtfsCounter, 1727 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3780 GetRequests, 3710 SyntacticMatches, 8 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1631 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 439 NumberOfCodeBlocks, 439 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 420 ConstructedInterpolants, 0 QuantifiedInterpolants, 836 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 66/66 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: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1607]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1632]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: 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: 1667]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 119.5MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1061.12ms. Allocated memory is still 176.2MB. Free memory was 141.9MB in the beginning and 126.7MB in the end (delta: 15.1MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.60ms. Allocated memory is still 176.2MB. Free memory was 125.9MB in the beginning and 123.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.37ms. Allocated memory is still 176.2MB. Free memory was 123.3MB in the beginning and 121.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 468.52ms. Allocated memory is still 176.2MB. Free memory was 121.2MB in the beginning and 101.5MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3076.12ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 101.5MB in the beginning and 108.2MB in the end (delta: -6.6MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Witness Printer took 110.92ms. Allocated memory is still 211.8MB. Free memory was 108.2MB in the beginning and 101.9MB 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! [2023-12-02 23:34:10,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ff83d70-b7d9-4623-b719-163d3b914bb8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE