./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --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 32bit --witnessprinter.graph.data.programhash 1b503f9744330c40db60063d7713649b00b515fae7df517a0a6da071e866822e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:22:21,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:22:21,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:22:21,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:22:21,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:22:21,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:22:21,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:22:21,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:22:21,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:22:21,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:22:21,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:22:21,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:22:21,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:22:21,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:22:21,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:22:21,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:22:21,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:22:21,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:22:21,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:22:21,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:22:21,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:22:21,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:22:21,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:22:21,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:22:21,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:22:21,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:22:21,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:22:21,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:22:21,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:22:21,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:22:21,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:22:21,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:22:21,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:22:21,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:22:21,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:22:21,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:22:21,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:22:21,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:22:21,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:22:21,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:22:21,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:22:21,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-10-29 03:22:21,914 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:22:21,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:22:21,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:22:21,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:22:21,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:22:21,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:22:21,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:22:21,917 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:22:21,923 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:22:21,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:22:21,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:22:21,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:22:21,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:22:21,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:22:21,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:22:21,926 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 03:22:21,926 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:22:21,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:22:21,926 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:22:21,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:22:21,927 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:22:21,927 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:22:21,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:22:21,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:22:21,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:22:21,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:22:21,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:22:21,928 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:22:21,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:22:21,930 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:22:21,930 INFO L138 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_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b503f9744330c40db60063d7713649b00b515fae7df517a0a6da071e866822e [2021-10-29 03:22:22,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:22:22,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:22:22,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:22:22,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:22:22,267 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:22:22,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i [2021-10-29 03:22:22,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/data/75ae36513/879c8b7b55434faab0017ef6eec691d1/FLAG3bca17709 [2021-10-29 03:22:22,847 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:22:22,847 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i [2021-10-29 03:22:22,856 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/data/75ae36513/879c8b7b55434faab0017ef6eec691d1/FLAG3bca17709 [2021-10-29 03:22:23,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/data/75ae36513/879c8b7b55434faab0017ef6eec691d1 [2021-10-29 03:22:23,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:22:23,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:22:23,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:22:23,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:22:23,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:22:23,238 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b211a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23, skipping insertion in model container [2021-10-29 03:22:23,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:22:23,266 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:22:23,443 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i[873,886] [2021-10-29 03:22:23,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:22:23,472 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:22:23,488 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/sv-benchmarks/c/loop-zilu/benchmark01_conjunctive.i[873,886] [2021-10-29 03:22:23,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:22:23,505 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:22:23,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23 WrapperNode [2021-10-29 03:22:23,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:22:23,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:22:23,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:22:23,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:22:23,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:22:23,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:22:23,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:22:23,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:22:23,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,584 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:22:23,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:22:23,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:22:23,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:22:23,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,596 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:22:23,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:22:23,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:22:23,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:22:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:22:23,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:22:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:22:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:22:23,924 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:22:23,924 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:22:23,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:23 BoogieIcfgContainer [2021-10-29 03:22:23,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:22:23,928 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:22:23,928 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:22:23,944 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:22:23,953 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:23" (1/1) ... [2021-10-29 03:22:23,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:22:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2021-10-29 03:22:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-10-29 03:22:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:22:24,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:24,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:24,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-10-29 03:22:24,324 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-10-29 03:22:24,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:22:24,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:24,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2021-10-29 03:22:24,469 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2021-10-29 03:22:24,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:22:24,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:24,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2021-10-29 03:22:24,593 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2021-10-29 03:22:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:22:24,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:24,643 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:24,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-10-29 03:22:24,715 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-10-29 03:22:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:22:24,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:24,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:24,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-10-29 03:22:24,887 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-10-29 03:22:24,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:22:24,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:24,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:24,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,004 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-10-29 03:22:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-10-29 03:22:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:22:25,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2021-10-29 03:22:25,306 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2021-10-29 03:22:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:22:25,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,407 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2021-10-29 03:22:25,488 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2021-10-29 03:22:25,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:22:25,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2021-10-29 03:22:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2021-10-29 03:22:25,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:22:25,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,821 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:25,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2021-10-29 03:22:25,919 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2021-10-29 03:22:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:22:25,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,031 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:26,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2021-10-29 03:22:26,139 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2021-10-29 03:22:26,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:22:26,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,212 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2021-10-29 03:22:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2021-10-29 03:22:26,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:22:26,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,411 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:26,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2021-10-29 03:22:26,507 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2021-10-29 03:22:26,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:22:26,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:26,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2021-10-29 03:22:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2021-10-29 03:22:26,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:22:26,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2021-10-29 03:22:26,952 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2021-10-29 03:22:26,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:22:26,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:27,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2021-10-29 03:22:27,189 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2021-10-29 03:22:27,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:22:27,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,271 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:27,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2021-10-29 03:22:27,379 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2021-10-29 03:22:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:22:27,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:27,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2021-10-29 03:22:27,601 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2021-10-29 03:22:27,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:22:27,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,759 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:27,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2021-10-29 03:22:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2021-10-29 03:22:27,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:22:27,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:28,025 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:28,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:28,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2021-10-29 03:22:28,154 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2021-10-29 03:22:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:22:28,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:28,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 551 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:28,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:28,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2021-10-29 03:22:28,403 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2021-10-29 03:22:28,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:22:28,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:28,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:28,530 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 610 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:28,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2021-10-29 03:22:28,704 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2021-10-29 03:22:28,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:22:28,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:28,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:28,827 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 672 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:28,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:28,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2021-10-29 03:22:28,996 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2021-10-29 03:22:28,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-29 03:22:28,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:28,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:29,125 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 0 proven. 737 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:29,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:29,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2021-10-29 03:22:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2021-10-29 03:22:29,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-29 03:22:29,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:29,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:29,447 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 0 proven. 805 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:29,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 79 states and 104 transitions. [2021-10-29 03:22:29,604 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2021-10-29 03:22:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-29 03:22:29,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:29,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:29,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:29,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2021-10-29 03:22:29,926 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2021-10-29 03:22:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 03:22:29,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:29,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2021-10-29 03:22:30,243 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2021-10-29 03:22:30,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 03:22:30,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1027 backedges. 0 proven. 1027 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2021-10-29 03:22:30,594 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2021-10-29 03:22:30,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-29 03:22:30,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 1107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 91 states and 120 transitions. [2021-10-29 03:22:30,945 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 120 transitions. [2021-10-29 03:22:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 03:22:30,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:31,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:31,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:31,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 94 states and 124 transitions. [2021-10-29 03:22:31,327 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 124 transitions. [2021-10-29 03:22:31,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-29 03:22:31,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:31,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:31,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:31,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:31,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 128 transitions. [2021-10-29 03:22:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2021-10-29 03:22:31,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:22:31,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:31,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:31,798 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:22:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:31,980 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:22:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:22:32,106 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 32 iterations. [2021-10-29 03:22:32,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:22:32 ImpRootNode [2021-10-29 03:22:32,230 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:22:32,231 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:22:32,231 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:22:32,231 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:22:32,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:23" (3/4) ... [2021-10-29 03:22:32,234 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:22:32,364 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:22:32,365 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:22:32,366 INFO L168 Benchmark]: Toolchain (without parser) took 9134.36 ms. Allocated memory was 98.6 MB in the beginning and 174.1 MB in the end (delta: 75.5 MB). Free memory was 62.6 MB in the beginning and 118.7 MB in the end (delta: -56.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:32,367 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 98.6 MB. Free memory was 78.7 MB in the beginning and 78.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:32,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.28 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 75.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:32,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.60 ms. Allocated memory is still 98.6 MB. Free memory was 75.0 MB in the beginning and 73.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:32,368 INFO L168 Benchmark]: Boogie Preprocessor took 42.53 ms. Allocated memory is still 98.6 MB. Free memory was 73.7 MB in the beginning and 72.9 MB in the end (delta: 793.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:32,369 INFO L168 Benchmark]: RCFGBuilder took 341.36 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 62.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:32,369 INFO L168 Benchmark]: CodeCheck took 8302.56 ms. Allocated memory was 98.6 MB in the beginning and 174.1 MB in the end (delta: 75.5 MB). Free memory was 62.1 MB in the beginning and 122.9 MB in the end (delta: -60.8 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:32,370 INFO L168 Benchmark]: Witness Printer took 133.70 ms. Allocated memory is still 174.1 MB. Free memory was 122.9 MB in the beginning and 118.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:32,372 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 8.1s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1073741824 SDtfs, -1073741832 SDslu, 2147483640 SDs, 0 SdLazy, 1073741802 SolverSat, 2147483642 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10161 GetRequests, 8763 SyntacticMatches, 1276 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5978 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1524 NumberOfCodeBlocks, 1524 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1399 ConstructedInterpolants, 0 QuantifiedInterpolants, 6871 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 2 PerfectInterpolantSequences, 0/13050 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 - CounterExampleResult [Line: 24]: integer overflow possible integer overflow possible We found a FailurePath: [L20] int x = __VERIFIER_nondet_int(); [L21] int y = __VERIFIER_nondet_int(); [L22] COND FALSE !(!(x==1 && y==1)) [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] EXPR x+y [L24] x=x+y [L25] y=x [L23] COND TRUE __VERIFIER_nondet_bool() [L24] x+y * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 98.6 MB. Free memory was 78.7 MB in the beginning and 78.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 272.28 ms. Allocated memory is still 98.6 MB. Free memory was 62.3 MB in the beginning and 75.4 MB in the end (delta: -13.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.60 ms. Allocated memory is still 98.6 MB. Free memory was 75.0 MB in the beginning and 73.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.53 ms. Allocated memory is still 98.6 MB. Free memory was 73.7 MB in the beginning and 72.9 MB in the end (delta: 793.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 341.36 ms. Allocated memory is still 98.6 MB. Free memory was 72.9 MB in the beginning and 62.1 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 8302.56 ms. Allocated memory was 98.6 MB in the beginning and 174.1 MB in the end (delta: 75.5 MB). Free memory was 62.1 MB in the beginning and 122.9 MB in the end (delta: -60.8 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * Witness Printer took 133.70 ms. Allocated memory is still 174.1 MB. Free memory was 122.9 MB in the beginning and 118.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:22:32,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6691065-273f-4386-b768-cef5536cbd59/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...