./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/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_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/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_9700b4df-eea1-46f3-9b19-ad14aa775372/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 dd9f3f963ecb59b9e2449a5cef1091ee3afa2a01ef1c6d00e4b98849cbe2d4e4 --- 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 20:13:34,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:13:34,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:13:34,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:13:34,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:13:34,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:13:34,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:13:34,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:13:34,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:13:34,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:13:34,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:13:34,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:13:34,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:13:34,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:13:34,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:13:34,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:13:34,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:13:34,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:13:34,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:13:34,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:13:34,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:13:34,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:13:34,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:13:34,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:13:34,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:13:34,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:13:34,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:13:34,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:13:34,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:13:34,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:13:34,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:13:34,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:13:34,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:13:34,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:13:34,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:13:34,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:13:34,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:13:34,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:13:34,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:13:34,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:13:34,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:13:34,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:13:34,464 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:13:34,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:13:34,465 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:13:34,465 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:13:34,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:13:34,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:13:34,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:13:34,466 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:13:34,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:13:34,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:13:34,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:13:34,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:13:34,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:13:34,467 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:13:34,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:13:34,467 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:13:34,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:13:34,467 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:13:34,467 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:13:34,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:13:34,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:13:34,468 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:13:34,468 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:13:34,468 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:13:34,468 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:13:34,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:13:34,469 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:13:34,469 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_9700b4df-eea1-46f3-9b19-ad14aa775372/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd9f3f963ecb59b9e2449a5cef1091ee3afa2a01ef1c6d00e4b98849cbe2d4e4 [2022-12-14 20:13:34,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:13:34,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:13:34,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:13:34,652 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:13:34,652 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:13:34,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_good.i [2022-12-14 20:13:37,184 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:13:37,380 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:13:37,380 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_good.i [2022-12-14 20:13:37,393 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/data/eae41467f/62e5c0ff8ddf45dbb8c32c4c1f5ab7fc/FLAG3af8e75fa [2022-12-14 20:13:37,405 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/data/eae41467f/62e5c0ff8ddf45dbb8c32c4c1f5ab7fc [2022-12-14 20:13:37,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:13:37,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:13:37,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:13:37,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:13:37,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:13:37,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:13:37" (1/1) ... [2022-12-14 20:13:37,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74cd5c40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:37, skipping insertion in model container [2022-12-14 20:13:37,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:13:37" (1/1) ... [2022-12-14 20:13:37,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:13:37,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:13:37,741 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:13:38,055 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:13:38,059 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:13:38,061 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:13:38,062 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:13:38,063 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:13:38,080 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:13:38,085 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:13:38,093 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:13:38,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:13:38,102 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:13:38,116 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:13:38,146 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:13:38,147 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:13:38,148 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:13:38,150 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:13:38,150 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:13:38,153 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:13:38,155 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:13:38,158 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:13:38,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:13:38,273 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:13:38,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38 WrapperNode [2022-12-14 20:13:38,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:13:38,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:13:38,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:13:38,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:13:38,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,312 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 111 [2022-12-14 20:13:38,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:13:38,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:13:38,313 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:13:38,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:13:38,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,326 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,329 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:13:38,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:13:38,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:13:38,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:13:38,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:13:38,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:13:38,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:13:38,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:13:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 20:13:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 20:13:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 20:13:38,392 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 20:13:38,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 20:13:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:13:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 20:13:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:13:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:13:38,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:13:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:13:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 20:13:38,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:13:38,508 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:13:38,510 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:13:38,667 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:13:38,689 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:13:38,689 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:13:38,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:13:38 BoogieIcfgContainer [2022-12-14 20:13:38,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:13:38,691 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:13:38,692 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:13:38,698 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:13:38,699 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:13:38" (1/1) ... [2022-12-14 20:13:38,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:13:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:38,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2022-12-14 20:13:38,745 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2022-12-14 20:13:38,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:13:38,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:38,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:38,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:38,930 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 20:13:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:38,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 80 transitions. [2022-12-14 20:13:38,960 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2022-12-14 20:13:38,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:13:38,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:38,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,045 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 20:13:39,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 79 transitions. [2022-12-14 20:13:39,070 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2022-12-14 20:13:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:13:39,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,129 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 20:13:39,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 78 transitions. [2022-12-14 20:13:39,168 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2022-12-14 20:13:39,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:13:39,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,209 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 20:13:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 84 transitions. [2022-12-14 20:13:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2022-12-14 20:13:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:13:39,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,290 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 20:13:39,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 83 transitions. [2022-12-14 20:13:39,315 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2022-12-14 20:13:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:13:39,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,370 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 20:13:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 82 transitions. [2022-12-14 20:13:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2022-12-14 20:13:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:13:39,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,452 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 20:13:39,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 84 transitions. [2022-12-14 20:13:39,472 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2022-12-14 20:13:39,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:13:39,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,522 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 20:13:39,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 62 states and 89 transitions. [2022-12-14 20:13:39,546 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-12-14 20:13:39,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:13:39,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,593 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 20:13:39,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 90 transitions. [2022-12-14 20:13:39,604 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-12-14 20:13:39,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:13:39,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,634 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 20:13:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 94 transitions. [2022-12-14 20:13:39,693 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-12-14 20:13:39,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:13:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:13:39,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 93 transitions. [2022-12-14 20:13:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2022-12-14 20:13:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:13:39,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,805 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 20:13:39,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 87 transitions. [2022-12-14 20:13:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-12-14 20:13:39,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:13:39,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:13:39,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:39,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 85 transitions. [2022-12-14 20:13:39,864 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2022-12-14 20:13:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:13:39,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:39,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:39,899 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 20:13:40,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 81 transitions. [2022-12-14 20:13:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2022-12-14 20:13:40,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:13:40,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:40,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:40,043 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:13:40,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 80 transitions. [2022-12-14 20:13:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2022-12-14 20:13:40,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:13:40,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:40,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:40,162 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 20:13:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 89 transitions. [2022-12-14 20:13:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-12-14 20:13:40,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:13:40,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:40,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:40,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:40,238 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 20:13:40,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:40,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 48 states and 62 transitions. [2022-12-14 20:13:40,370 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-12-14 20:13:40,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:13:40,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:40,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:40,418 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 20:13:40,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:40,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 47 states and 61 transitions. [2022-12-14 20:13:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-12-14 20:13:40,429 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:13:40,429 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2022-12-14 20:13:40,434 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 20:13:40,492 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:13:40,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:13:40 ImpRootNode [2022-12-14 20:13:40,496 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:13:40,497 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:13:40,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:13:40,497 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:13:40,498 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:13:38" (3/4) ... [2022-12-14 20:13:40,500 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:13:40,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 20:13:40,506 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 20:13:40,510 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-14 20:13:40,510 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 20:13:40,510 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 20:13:40,511 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:13:40,511 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:13:40,556 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:13:40,557 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:13:40,557 INFO L158 Benchmark]: Toolchain (without parser) took 3149.19ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 85.1MB in the beginning and 65.6MB in the end (delta: 19.5MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2022-12-14 20:13:40,558 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:13:40,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.65ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 85.1MB in the beginning and 89.5MB in the end (delta: -4.5MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2022-12-14 20:13:40,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.99ms. Allocated memory is still 151.0MB. Free memory was 89.5MB in the beginning and 86.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:13:40,559 INFO L158 Benchmark]: Boogie Preprocessor took 19.08ms. Allocated memory is still 151.0MB. Free memory was 86.7MB in the beginning and 84.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:13:40,559 INFO L158 Benchmark]: RCFGBuilder took 358.65ms. Allocated memory is still 151.0MB. Free memory was 84.6MB in the beginning and 65.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 20:13:40,559 INFO L158 Benchmark]: CodeCheck took 1804.99ms. Allocated memory is still 151.0MB. Free memory was 65.8MB in the beginning and 69.7MB in the end (delta: -4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:13:40,560 INFO L158 Benchmark]: Witness Printer took 59.93ms. Allocated memory is still 151.0MB. Free memory was 69.7MB in the beginning and 65.6MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:13:40,561 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, 57 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2390 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 703 mSDsluCounter, 1826 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 514 mSDsCounter, 384 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1437 IncrementalHoareTripleChecker+Invalid, 1821 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 384 mSolverCounterUnsat, 1312 mSDtfsCounter, 1437 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3568 GetRequests, 3522 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 626 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 395 NumberOfCodeBlocks, 395 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 34/34 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: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1610]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: 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: 1670]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 864.65ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 85.1MB in the beginning and 89.5MB in the end (delta: -4.5MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.99ms. Allocated memory is still 151.0MB. Free memory was 89.5MB in the beginning and 86.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.08ms. Allocated memory is still 151.0MB. Free memory was 86.7MB in the beginning and 84.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 358.65ms. Allocated memory is still 151.0MB. Free memory was 84.6MB in the beginning and 65.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 1804.99ms. Allocated memory is still 151.0MB. Free memory was 65.8MB in the beginning and 69.7MB in the end (delta: -4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 59.93ms. Allocated memory is still 151.0MB. Free memory was 69.7MB in the beginning and 65.6MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:13:40,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9700b4df-eea1-46f3-9b19-ad14aa775372/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