./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4 --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 64bit --witnessprinter.graph.data.programhash 0f06934cf0a805cb048f0176724532537dc37fef498416da6a9c75c5b5e225f5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 01:10:58,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:10:58,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:10:58,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:10:58,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:10:58,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:10:58,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:10:58,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:10:58,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:10:58,397 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:10:58,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:10:58,399 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:10:58,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:10:58,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:10:58,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:10:58,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:10:58,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:10:58,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:10:58,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:10:58,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:10:58,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:10:58,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:10:58,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:10:58,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:10:58,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:10:58,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:10:58,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:10:58,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:10:58,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:10:58,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:10:58,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:10:58,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:10:58,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:10:58,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:10:58,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:10:58,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:10:58,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:10:58,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:10:58,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:10:58,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:10:58,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:10:58,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 01:10:58,435 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:10:58,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:10:58,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:10:58,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:10:58,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:10:58,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:10:58,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:10:58,437 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:10:58,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:10:58,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:10:58,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:10:58,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:10:58,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:10:58,438 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:10:58,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:10:58,438 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:10:58,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:10:58,439 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:10:58,439 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:10:58,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:10:58,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:10:58,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:10:58,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:10:58,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:10:58,440 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:10:58,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:10:58,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:10:58,440 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_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f06934cf0a805cb048f0176724532537dc37fef498416da6a9c75c5b5e225f5 [2022-12-15 01:10:58,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:10:58,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:10:58,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:10:58,618 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:10:58,619 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:10:58,620 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_04_good.i [2022-12-15 01:11:01,199 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:11:01,436 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:11:01,436 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_04_good.i [2022-12-15 01:11:01,454 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/data/84ceb2464/e4bacf7b90404b8997092f1ea7b97914/FLAG52b95415c [2022-12-15 01:11:01,465 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/data/84ceb2464/e4bacf7b90404b8997092f1ea7b97914 [2022-12-15 01:11:01,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:11:01,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:11:01,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:11:01,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:11:01,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:11:01,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:01" (1/1) ... [2022-12-15 01:11:01,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8302652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:01, skipping insertion in model container [2022-12-15 01:11:01,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:11:01" (1/1) ... [2022-12-15 01:11:01,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:11:01,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:11:01,778 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:11:02,102 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:11:02,107 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:02,109 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:02,112 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:02,112 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:02,144 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:11:02,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:11:02,154 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:11:02,171 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:11:02,215 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:11:02,217 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:02,218 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:11:02,220 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:02,220 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:11:02,228 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:11:02,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:11:02,335 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:11:02,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02 WrapperNode [2022-12-15 01:11:02,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:11:02,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:11:02,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:11:02,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:11:02,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,379 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 83 [2022-12-15 01:11:02,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:11:02,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:11:02,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:11:02,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:11:02,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,396 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:11:02,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:11:02,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:11:02,399 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:11:02,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:11:02,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:11:02,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:11:02,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:11:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 01:11:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 01:11:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 01:11:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 01:11:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:11:02,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:11:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:11:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 01:11:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:11:02,560 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:11:02,561 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:11:02,713 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:11:02,753 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:11:02,754 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 01:11:02,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:11:02 BoogieIcfgContainer [2022-12-15 01:11:02,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:11:02,757 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:11:02,757 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:11:02,767 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:11:02,767 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:11:02" (1/1) ... [2022-12-15 01:11:02,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:11:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:02,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-15 01:11:02,821 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-15 01:11:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:11:02,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:02,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:03,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-12-15 01:11:03,051 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-12-15 01:11:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:11:03,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:03,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-12-15 01:11:03,131 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-12-15 01:11:03,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:11:03,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-12-15 01:11:03,226 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-12-15 01:11:03,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:11:03,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 48 states and 68 transitions. [2022-12-15 01:11:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2022-12-15 01:11:03,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:11:03,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:03,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 64 transitions. [2022-12-15 01:11:03,467 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-12-15 01:11:03,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:11:03,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 63 transitions. [2022-12-15 01:11:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2022-12-15 01:11:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:11:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 62 transitions. [2022-12-15 01:11:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2022-12-15 01:11:03,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:11:03,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:03,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:03,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 61 transitions. [2022-12-15 01:11:03,949 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-12-15 01:11:03,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:11:03,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:03,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:03,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 66 transitions. [2022-12-15 01:11:04,025 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-12-15 01:11:04,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:11:04,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:04,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:04,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 67 transitions. [2022-12-15 01:11:04,062 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-12-15 01:11:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:11:04,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:04,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:04,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 73 transitions. [2022-12-15 01:11:04,166 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-12-15 01:11:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:11:04,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:04,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:11:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 58 states and 81 transitions. [2022-12-15 01:11:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2022-12-15 01:11:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 01:11:04,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:04,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:04,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:11:04,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:04,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 56 states and 78 transitions. [2022-12-15 01:11:04,611 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2022-12-15 01:11:04,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:11:04,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:04,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:04,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 73 transitions. [2022-12-15 01:11:04,799 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-12-15 01:11:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:11:04,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:04,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:04,820 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:11:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 72 transitions. [2022-12-15 01:11:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-15 01:11:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 01:11:04,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:04,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:04,923 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 01:11:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:05,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 53 states and 71 transitions. [2022-12-15 01:11:05,012 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-12-15 01:11:05,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:11:05,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:05,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:05,090 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:05,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 70 transitions. [2022-12-15 01:11:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-12-15 01:11:05,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 01:11:05,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:05,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:05,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:11:05,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:05,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 51 states and 67 transitions. [2022-12-15 01:11:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-12-15 01:11:05,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 01:11:05,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:05,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:05,499 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:11:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:05,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 41 states and 50 transitions. [2022-12-15 01:11:05,752 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-12-15 01:11:05,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 01:11:05,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:05,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:05,801 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:11:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 40 states and 49 transitions. [2022-12-15 01:11:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-12-15 01:11:05,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 01:11:05,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:11:05,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:11:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:11:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:11:06,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:11:06,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 39 states and 47 transitions. [2022-12-15 01:11:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-12-15 01:11:06,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:11:06,043 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2022-12-15 01:11:06,050 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 01:11:06,236 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:11:06,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:11:06 ImpRootNode [2022-12-15 01:11:06,241 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:11:06,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:11:06,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:11:06,241 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:11:06,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:11:02" (3/4) ... [2022-12-15 01:11:06,244 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:11:06,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 01:11:06,249 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 01:11:06,255 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-15 01:11:06,255 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-15 01:11:06,255 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 01:11:06,256 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:11:06,304 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:11:06,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:11:06,305 INFO L158 Benchmark]: Toolchain (without parser) took 4836.98ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 99.5MB in the beginning and 86.9MB in the end (delta: 12.6MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2022-12-15 01:11:06,305 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 140.5MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:11:06,306 INFO L158 Benchmark]: CACSL2BoogieTranslator took 867.04ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 99.1MB in the beginning and 119.7MB in the end (delta: -20.6MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2022-12-15 01:11:06,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.13ms. Allocated memory is still 169.9MB. Free memory was 119.7MB in the beginning and 116.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:11:06,306 INFO L158 Benchmark]: Boogie Preprocessor took 18.41ms. Allocated memory is still 169.9MB. Free memory was 116.4MB in the beginning and 115.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:11:06,307 INFO L158 Benchmark]: RCFGBuilder took 357.73ms. Allocated memory is still 169.9MB. Free memory was 114.4MB in the beginning and 97.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 01:11:06,307 INFO L158 Benchmark]: CodeCheck took 3483.50ms. Allocated memory is still 169.9MB. Free memory was 97.6MB in the beginning and 90.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-12-15 01:11:06,307 INFO L158 Benchmark]: Witness Printer took 63.29ms. Allocated memory is still 169.9MB. Free memory was 90.1MB in the beginning and 86.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:11:06,309 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 3 procedures, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 22, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2886 SdHoareTripleChecker+Valid, 2.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 976 mSDsluCounter, 1636 SdHoareTripleChecker+Invalid, 2.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 476 mSDsCounter, 572 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2877 IncrementalHoareTripleChecker+Invalid, 3449 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 572 mSolverCounterUnsat, 1160 mSDtfsCounter, 2877 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3993 GetRequests, 3872 SyntacticMatches, 7 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5497 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 411 ConstructedInterpolants, 0 QuantifiedInterpolants, 720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 21 PerfectInterpolantSequences, 60/60 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 140.5MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 867.04ms. Allocated memory was 140.5MB in the beginning and 169.9MB in the end (delta: 29.4MB). Free memory was 99.1MB in the beginning and 119.7MB in the end (delta: -20.6MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.13ms. Allocated memory is still 169.9MB. Free memory was 119.7MB in the beginning and 116.4MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.41ms. Allocated memory is still 169.9MB. Free memory was 116.4MB in the beginning and 115.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 357.73ms. Allocated memory is still 169.9MB. Free memory was 114.4MB in the beginning and 97.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3483.50ms. Allocated memory is still 169.9MB. Free memory was 97.6MB in the beginning and 90.1MB in the end (delta: 7.5MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 63.29ms. Allocated memory is still 169.9MB. Free memory was 90.1MB in the beginning and 86.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 01:11:06,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b23608a-a359-464b-a592-540af08c3352/bin/ukojak-rkRKPMF4O4/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