./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/byte_add-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/byte_add-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e --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 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:36:00,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:36:00,260 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:36:00,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:36:00,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:36:00,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:36:00,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:36:00,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:36:00,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:36:00,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:36:00,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:36:00,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:36:00,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:36:00,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:36:00,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:36:00,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:36:00,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:36:00,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:36:00,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:36:00,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:36:00,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:36:00,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:36:00,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:36:00,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:36:00,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:36:00,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:36:00,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:36:00,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:36:00,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:36:00,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:36:00,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:36:00,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:36:00,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:36:00,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:36:00,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:36:00,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:36:00,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:36:00,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:36:00,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:36:00,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:36:00,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:36:00,364 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:36:00,398 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:36:00,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:36:00,400 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:36:00,400 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:36:00,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:36:00,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:36:00,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:36:00,402 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:36:00,402 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:36:00,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:36:00,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:36:00,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:36:00,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:36:00,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:36:00,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:36:00,403 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:36:00,404 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:36:00,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:36:00,404 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:36:00,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:36:00,405 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:36:00,405 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:36:00,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:36:00,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:36:00,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:36:00,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:36:00,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:36:00,418 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:36:00,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:36:00,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:36:00,422 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_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 [2021-11-13 23:36:00,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:36:00,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:36:00,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:36:00,809 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:36:00,810 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:36:00,811 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/bitvector/byte_add-1.i [2021-11-13 23:36:00,902 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/data/9150983c9/7008619120aa40ef97e897d787b2f945/FLAG24ff97caf [2021-11-13 23:36:01,505 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:36:01,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/sv-benchmarks/c/bitvector/byte_add-1.i [2021-11-13 23:36:01,524 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/data/9150983c9/7008619120aa40ef97e897d787b2f945/FLAG24ff97caf [2021-11-13 23:36:01,868 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/data/9150983c9/7008619120aa40ef97e897d787b2f945 [2021-11-13 23:36:01,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:36:01,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:36:01,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:36:01,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:36:01,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:36:01,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:36:01" (1/1) ... [2021-11-13 23:36:01,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c21daea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:01, skipping insertion in model container [2021-11-13 23:36:01,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:36:01" (1/1) ... [2021-11-13 23:36:01,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:36:01,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:36:02,200 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_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2021-11-13 23:36:02,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:36:02,268 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:36:02,283 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_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/sv-benchmarks/c/bitvector/byte_add-1.i[1166,1179] [2021-11-13 23:36:02,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:36:02,357 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:36:02,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02 WrapperNode [2021-11-13 23:36:02,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:36:02,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:36:02,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:36:02,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:36:02,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,396 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:36:02,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:36:02,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:36:02,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:36:02,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:36:02,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:36:02,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:36:02,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:36:02,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:36:02" (1/1) ... [2021-11-13 23:36:02,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:36:02,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:36:02,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:36:02,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:36:02,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:36:02,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:36:02,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:36:02,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:36:03,087 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:36:03,087 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 23:36:03,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:36:03 BoogieIcfgContainer [2021-11-13 23:36:03,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:36:03,104 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:36:03,104 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:36:03,116 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:36:03,116 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:36:03" (1/1) ... [2021-11-13 23:36:03,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:36:03,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2021-11-13 23:36:03,236 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2021-11-13 23:36:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:36:03,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 94 states and 111 transitions. [2021-11-13 23:36:03,498 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 111 transitions. [2021-11-13 23:36:03,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:36:03,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 93 states and 110 transitions. [2021-11-13 23:36:03,601 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 110 transitions. [2021-11-13 23:36:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:36:03,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 92 states and 109 transitions. [2021-11-13 23:36:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 109 transitions. [2021-11-13 23:36:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:36:03,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2021-11-13 23:36:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2021-11-13 23:36:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:36:03,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 107 transitions. [2021-11-13 23:36:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 107 transitions. [2021-11-13 23:36:03,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:36:03,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 89 states and 106 transitions. [2021-11-13 23:36:03,836 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2021-11-13 23:36:03,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:36:03,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 105 transitions. [2021-11-13 23:36:03,912 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 105 transitions. [2021-11-13 23:36:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:36:03,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 87 states and 104 transitions. [2021-11-13 23:36:03,963 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 104 transitions. [2021-11-13 23:36:03,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:36:03,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:03,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2021-11-13 23:36:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2021-11-13 23:36:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:36:04,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2021-11-13 23:36:04,073 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2021-11-13 23:36:04,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:36:04,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2021-11-13 23:36:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2021-11-13 23:36:04,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:36:04,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2021-11-13 23:36:04,163 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2021-11-13 23:36:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:36:04,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2021-11-13 23:36:04,211 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2021-11-13 23:36:04,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:36:04,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 81 states and 98 transitions. [2021-11-13 23:36:04,273 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2021-11-13 23:36:04,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:36:04,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2021-11-13 23:36:04,331 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2021-11-13 23:36:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:36:04,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2021-11-13 23:36:04,391 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2021-11-13 23:36:04,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:36:04,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2021-11-13 23:36:04,442 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2021-11-13 23:36:04,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:36:04,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2021-11-13 23:36:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2021-11-13 23:36:04,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:36:04,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2021-11-13 23:36:04,523 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2021-11-13 23:36:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:36:04,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2021-11-13 23:36:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2021-11-13 23:36:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:36:04,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 74 states and 91 transitions. [2021-11-13 23:36:04,562 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 91 transitions. [2021-11-13 23:36:04,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:36:04,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2021-11-13 23:36:04,585 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2021-11-13 23:36:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:36:04,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2021-11-13 23:36:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2021-11-13 23:36:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:36:04,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2021-11-13 23:36:04,630 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2021-11-13 23:36:04,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:36:04,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 70 states and 87 transitions. [2021-11-13 23:36:04,649 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 87 transitions. [2021-11-13 23:36:04,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:36:04,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2021-11-13 23:36:04,668 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2021-11-13 23:36:04,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:36:04,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2021-11-13 23:36:04,705 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2021-11-13 23:36:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:36:04,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 67 states and 84 transitions. [2021-11-13 23:36:04,747 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 84 transitions. [2021-11-13 23:36:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:36:04,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2021-11-13 23:36:04,777 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2021-11-13 23:36:04,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:36:04,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 65 states and 82 transitions. [2021-11-13 23:36:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2021-11-13 23:36:04,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:36:04,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2021-11-13 23:36:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2021-11-13 23:36:04,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:36:04,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2021-11-13 23:36:04,891 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2021-11-13 23:36:04,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:36:04,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2021-11-13 23:36:04,915 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2021-11-13 23:36:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:36:04,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2021-11-13 23:36:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2021-11-13 23:36:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:36:04,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:04,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2021-11-13 23:36:04,980 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2021-11-13 23:36:04,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:36:04,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:36:04,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:36:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:36:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:36:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:36:05,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2021-11-13 23:36:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2021-11-13 23:36:05,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 23:36:05,007 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2021-11-13 23:36:05,022 INFO L754 CodeCheckObserver]: All specifications hold 36 specifications checked. All of them hold [2021-11-13 23:36:05,084 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-13 23:36:05,089 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-13 23:36:05,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:36:05 ImpRootNode [2021-11-13 23:36:05,090 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 23:36:05,091 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 23:36:05,091 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 23:36:05,091 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 23:36:05,092 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:36:03" (3/4) ... [2021-11-13 23:36:05,095 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 23:36:05,115 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-11-13 23:36:05,116 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-13 23:36:05,118 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-13 23:36:05,118 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 23:36:05,227 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 23:36:05,227 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 23:36:05,228 INFO L158 Benchmark]: Toolchain (without parser) took 3355.20ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 51.4MB in the beginning and 86.7MB in the end (delta: -35.3MB). Peak memory consumption was 719.8kB. Max. memory is 16.1GB. [2021-11-13 23:36:05,229 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:36:05,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.61ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 51.2MB in the beginning and 97.7MB in the end (delta: -46.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-13 23:36:05,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.93ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 95.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:36:05,231 INFO L158 Benchmark]: Boogie Preprocessor took 34.75ms. Allocated memory is still 123.7MB. Free memory was 95.6MB in the beginning and 94.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:36:05,231 INFO L158 Benchmark]: RCFGBuilder took 636.32ms. Allocated memory is still 123.7MB. Free memory was 94.0MB in the beginning and 76.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-13 23:36:05,231 INFO L158 Benchmark]: CodeCheck took 1986.60ms. Allocated memory is still 123.7MB. Free memory was 76.2MB in the beginning and 92.0MB in the end (delta: -15.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:36:05,232 INFO L158 Benchmark]: Witness Printer took 136.35ms. Allocated memory is still 123.7MB. Free memory was 91.8MB in the beginning and 86.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-13 23:36:05,235 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, 95 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3708 SdHoareTripleChecker+Valid, 1117.02ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1548 SdHoareTripleChecker+Invalid, 1010.17ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 154 IncrementalHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 1548 mSDtfsCounter, 154 mSolverCounterSat, 120.16ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2510 GetRequests, 2510 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 350 NumberOfCodeBlocks, 350 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 314 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 36 PerfectInterpolantSequences, 0/0 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: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.61ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 51.2MB in the beginning and 97.7MB in the end (delta: -46.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.93ms. Allocated memory is still 123.7MB. Free memory was 97.7MB in the beginning and 95.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.75ms. Allocated memory is still 123.7MB. Free memory was 95.6MB in the beginning and 94.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 636.32ms. Allocated memory is still 123.7MB. Free memory was 94.0MB in the beginning and 76.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1986.60ms. Allocated memory is still 123.7MB. Free memory was 76.2MB in the beginning and 92.0MB in the end (delta: -15.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 136.35ms. Allocated memory is still 123.7MB. Free memory was 91.8MB in the beginning and 86.7MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-13 23:36:05,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1bcd9a5-6d41-4c6a-b10a-aaa24c6a2d7b/bin/ukojak-2xVlg8857e/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