./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_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_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/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_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/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_920a2d08-6618-4e00-bbba-81fdceb457e6/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 e230dfc43213021ba61bb0ae256a1df57bbc79249f3dae7e2ae9284d3f55bd37 --- 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 [2022-12-14 19:31:12,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:31:12,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:31:12,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:31:12,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:31:12,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:31:12,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:31:12,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:31:12,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:31:12,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:31:12,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:31:12,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:31:12,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:31:12,370 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:31:12,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:31:12,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:31:12,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:31:12,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:31:12,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:31:12,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:31:12,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:31:12,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:31:12,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:31:12,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:31:12,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:31:12,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:31:12,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:31:12,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:31:12,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:31:12,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:31:12,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:31:12,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:31:12,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:31:12,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:31:12,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:31:12,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:31:12,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:31:12,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:31:12,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:31:12,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:31:12,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:31:12,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 19:31:12,417 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:31:12,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:31:12,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:31:12,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:31:12,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:31:12,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:31:12,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:31:12,419 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:31:12,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:31:12,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:31:12,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:31:12,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:31:12,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:31:12,420 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:31:12,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:31:12,421 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:31:12,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:31:12,421 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:31:12,421 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:31:12,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:31:12,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:31:12,422 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:31:12,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:31:12,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:31:12,422 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:31:12,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:31:12,423 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:31:12,423 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_920a2d08-6618-4e00-bbba-81fdceb457e6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e230dfc43213021ba61bb0ae256a1df57bbc79249f3dae7e2ae9284d3f55bd37 [2022-12-14 19:31:12,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:31:12,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:31:12,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:31:12,635 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:31:12,636 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:31:12,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_good.i [2022-12-14 19:31:15,178 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:31:15,407 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:31:15,408 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_postdec_08_good.i [2022-12-14 19:31:15,419 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/data/e1d9991b0/a81a9cc15f184609b0240a771f859c45/FLAG1e2b3fcc6 [2022-12-14 19:31:15,750 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/data/e1d9991b0/a81a9cc15f184609b0240a771f859c45 [2022-12-14 19:31:15,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:31:15,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:31:15,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:31:15,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:31:15,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:31:15,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:31:15" (1/1) ... [2022-12-14 19:31:15,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4162a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:15, skipping insertion in model container [2022-12-14 19:31:15,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:31:15" (1/1) ... [2022-12-14 19:31:15,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:31:15,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:31:16,012 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:31:16,328 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:31:16,332 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:31:16,333 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:31:16,335 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:31:16,335 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:31:16,354 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:31:16,360 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:31:16,367 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:31:16,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:31:16,376 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:31:16,389 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:31:16,420 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:31:16,421 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:31:16,422 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:31:16,424 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:31:16,424 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:31:16,427 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:31:16,430 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 19:31:16,433 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:31:16,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:31:16,528 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:31:16,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16 WrapperNode [2022-12-14 19:31:16,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:31:16,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:31:16,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:31:16,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:31:16,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,569 INFO L138 Inliner]: procedures = 506, calls = 93, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 151 [2022-12-14 19:31:16,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:31:16,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:31:16,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:31:16,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:31:16,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,586 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:31:16,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:31:16,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:31:16,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:31:16,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:31:16,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:31:16,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:31:16,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:31:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 19:31:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 19:31:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 19:31:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 19:31:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 19:31:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:31:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 19:31:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:31:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:31:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:31:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-12-14 19:31:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-12-14 19:31:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:31:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsFalse [2022-12-14 19:31:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsFalse [2022-12-14 19:31:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 19:31:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:31:16,755 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:31:16,757 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:31:16,923 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:31:16,947 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:31:16,947 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:31:16,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:31:16 BoogieIcfgContainer [2022-12-14 19:31:16,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:31:16,950 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:31:16,950 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:31:16,957 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:31:16,957 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:31:16" (1/1) ... [2022-12-14 19:31:16,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:31:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2022-12-14 19:31:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2022-12-14 19:31:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:31:17,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:17,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:17,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:17,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:17,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2022-12-14 19:31:17,270 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2022-12-14 19:31:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:31:17,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:17,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:17,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:17,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2022-12-14 19:31:17,363 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2022-12-14 19:31:17,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:31:17,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:17,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:17,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:31:17,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:17,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-12-14 19:31:17,503 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-12-14 19:31:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:31:17,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:17,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:31:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 71 states and 96 transitions. [2022-12-14 19:31:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2022-12-14 19:31:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 19:31:17,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:17,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:31:17,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:17,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 70 states and 93 transitions. [2022-12-14 19:31:17,857 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2022-12-14 19:31:17,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:31:17,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:17,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:17,929 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 19:31:17,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 92 transitions. [2022-12-14 19:31:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2022-12-14 19:31:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 19:31:17,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:17,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:31:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 91 transitions. [2022-12-14 19:31:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2022-12-14 19:31:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 19:31:18,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:18,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:18,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:18,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 19:31:18,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:18,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 101 transitions. [2022-12-14 19:31:18,281 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2022-12-14 19:31:18,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:31:18,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:18,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:18,385 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 19:31:18,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 90 transitions. [2022-12-14 19:31:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2022-12-14 19:31:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 19:31:18,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:18,660 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-14 19:31:18,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 68 states and 89 transitions. [2022-12-14 19:31:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2022-12-14 19:31:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 19:31:18,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:18,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 19:31:18,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 72 states and 96 transitions. [2022-12-14 19:31:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2022-12-14 19:31:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-14 19:31:18,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:18,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:19,076 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 19:31:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 77 states and 104 transitions. [2022-12-14 19:31:19,270 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2022-12-14 19:31:19,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 19:31:19,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:19,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:19,358 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-12-14 19:31:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 65 states and 84 transitions. [2022-12-14 19:31:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2022-12-14 19:31:19,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 19:31:19,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:19,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-12-14 19:31:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:19,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 65 states and 83 transitions. [2022-12-14 19:31:19,689 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2022-12-14 19:31:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 19:31:19,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:19,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:19,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:31:20,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:20,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 64 states and 82 transitions. [2022-12-14 19:31:20,061 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2022-12-14 19:31:20,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-14 19:31:20,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:31:20,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:31:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:31:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-14 19:31:20,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:31:20,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 63 states and 81 transitions. [2022-12-14 19:31:20,501 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2022-12-14 19:31:20,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:31:20,502 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-12-14 19:31:20,509 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 19:31:20,638 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:31:20,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:31:20 ImpRootNode [2022-12-14 19:31:20,642 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:31:20,643 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:31:20,643 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:31:20,643 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:31:20,643 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:31:16" (3/4) ... [2022-12-14 19:31:20,646 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:31:20,650 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 19:31:20,650 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsFalse [2022-12-14 19:31:20,650 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 19:31:20,650 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-12-14 19:31:20,654 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-14 19:31:20,654 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 19:31:20,654 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 19:31:20,654 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:31:20,655 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:31:20,693 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:31:20,693 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:31:20,694 INFO L158 Benchmark]: Toolchain (without parser) took 4941.33ms. Allocated memory was 119.5MB in the beginning and 201.3MB in the end (delta: 81.8MB). Free memory was 80.8MB in the beginning and 78.4MB in the end (delta: 2.4MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. [2022-12-14 19:31:20,694 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:31:20,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 775.75ms. Allocated memory was 119.5MB in the beginning and 167.8MB in the end (delta: 48.2MB). Free memory was 80.3MB in the beginning and 106.9MB in the end (delta: -26.7MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2022-12-14 19:31:20,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.78ms. Allocated memory is still 167.8MB. Free memory was 106.9MB in the beginning and 103.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:31:20,695 INFO L158 Benchmark]: Boogie Preprocessor took 19.79ms. Allocated memory is still 167.8MB. Free memory was 103.9MB in the beginning and 102.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:31:20,696 INFO L158 Benchmark]: RCFGBuilder took 359.23ms. Allocated memory is still 167.8MB. Free memory was 102.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 19:31:20,696 INFO L158 Benchmark]: CodeCheck took 3692.56ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 81.8MB in the beginning and 83.7MB in the end (delta: -1.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2022-12-14 19:31:20,697 INFO L158 Benchmark]: Witness Printer took 50.82ms. Allocated memory is still 201.3MB. Free memory was 83.7MB in the beginning and 78.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 19:31:20,698 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 5 procedures, 73 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2699 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 462 mSDsluCounter, 1923 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 288 mSDsCounter, 558 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1795 IncrementalHoareTripleChecker+Invalid, 2353 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 558 mSolverCounterUnsat, 1635 mSDtfsCounter, 1795 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5045 GetRequests, 4945 SyntacticMatches, 14 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1879 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 650 NumberOfCodeBlocks, 650 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 634 ConstructedInterpolants, 0 QuantifiedInterpolants, 842 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 238/242 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: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1614]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1614]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1639]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1639]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1656]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1656]: 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: 1674]: 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 119.5MB. Free memory was 84.0MB in the beginning and 84.0MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 775.75ms. Allocated memory was 119.5MB in the beginning and 167.8MB in the end (delta: 48.2MB). Free memory was 80.3MB in the beginning and 106.9MB in the end (delta: -26.7MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.78ms. Allocated memory is still 167.8MB. Free memory was 106.9MB in the beginning and 103.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.79ms. Allocated memory is still 167.8MB. Free memory was 103.9MB in the beginning and 102.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 359.23ms. Allocated memory is still 167.8MB. Free memory was 102.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3692.56ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 81.8MB in the beginning and 83.7MB in the end (delta: -1.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Witness Printer took 50.82ms. Allocated memory is still 201.3MB. Free memory was 83.7MB in the beginning and 78.4MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 19:31:20,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_920a2d08-6618-4e00-bbba-81fdceb457e6/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