./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_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_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/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_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/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_254facc1-e2ba-4e74-8e9c-84e321b84511/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 f56786eb66d4becffffe77c50555449b64e80b6f872c7e72013f9c3db67fc521 --- 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 20:31:38,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:31:38,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:31:38,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:31:38,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:31:38,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:31:38,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:31:38,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:31:38,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:31:38,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:31:38,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:31:38,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:31:38,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:31:38,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:31:38,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:31:38,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:31:38,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:31:38,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:31:38,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:31:38,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:31:38,592 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:31:38,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:31:38,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:31:38,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:31:38,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:31:38,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:31:38,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:31:38,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:31:38,601 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:31:38,602 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:31:38,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:31:38,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:31:38,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:31:38,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:31:38,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:31:38,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:31:38,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:31:38,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:31:38,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:31:38,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:31:38,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:31:38,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:31:38,630 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:31:38,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:31:38,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:31:38,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:31:38,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:31:38,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:31:38,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:31:38,632 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:31:38,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:31:38,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:31:38,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:31:38,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:31:38,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:31:38,633 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:31:38,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:31:38,634 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:31:38,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:31:38,634 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:31:38,634 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:31:38,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:31:38,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:31:38,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:31:38,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:31:38,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:31:38,636 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:31:38,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:31:38,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:31:38,636 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_254facc1-e2ba-4e74-8e9c-84e321b84511/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f56786eb66d4becffffe77c50555449b64e80b6f872c7e72013f9c3db67fc521 [2022-12-14 20:31:38,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:31:38,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:31:38,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:31:38,852 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:31:38,852 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:31:38,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_good.i [2022-12-14 20:31:41,454 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:31:41,648 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:31:41,648 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_03_good.i [2022-12-14 20:31:41,661 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/data/b4287278a/d106eb1619434f428a2cbe32aca23ce4/FLAGc53eeb05d [2022-12-14 20:31:41,671 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/data/b4287278a/d106eb1619434f428a2cbe32aca23ce4 [2022-12-14 20:31:41,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:31:41,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:31:41,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:31:41,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:31:41,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:31:41,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a141b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:41, skipping insertion in model container [2022-12-14 20:31:41,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:31:41" (1/1) ... [2022-12-14 20:31:41,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:31:41,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:31:41,986 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:31:42,267 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:31:42,271 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:31:42,273 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:31:42,275 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:31:42,275 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:31:42,301 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:31:42,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:31:42,309 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:31:42,324 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:31:42,357 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:31:42,358 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:31:42,359 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:31:42,361 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:31:42,361 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:31:42,367 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:31:42,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:31:42,499 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:31:42,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42 WrapperNode [2022-12-14 20:31:42,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:31:42,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:31:42,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:31:42,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:31:42,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,547 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 105 [2022-12-14 20:31:42,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:31:42,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:31:42,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:31:42,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:31:42,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,572 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:31:42,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:31:42,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:31:42,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:31:42,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:31:42,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:31:42,605 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:31:42,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:31:42,639 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 20:31:42,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 20:31:42,640 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 20:31:42,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 20:31:42,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:31:42,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:31:42,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:31:42,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:31:42,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:31:42,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:31:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 20:31:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:31:42,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:31:42,751 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:31:42,753 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:31:42,921 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:31:42,960 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:31:42,961 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-14 20:31:42,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:31:42 BoogieIcfgContainer [2022-12-14 20:31:42,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:31:42,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:31:42,963 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:31:42,971 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:31:42,971 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:31:42" (1/1) ... [2022-12-14 20:31:42,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:31:43,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:43,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 63 transitions. [2022-12-14 20:31:43,020 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2022-12-14 20:31:43,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:31:43,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:43,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:43,321 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 20:31:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:43,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 45 states and 59 transitions. [2022-12-14 20:31:43,383 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-14 20:31:43,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:31:43,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:43,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:43,503 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 20:31:43,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 44 states and 58 transitions. [2022-12-14 20:31:43,614 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-14 20:31:43,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:31:43,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:43,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:43,718 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 20:31:43,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:43,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 56 transitions. [2022-12-14 20:31:43,781 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2022-12-14 20:31:43,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:31:43,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:43,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:43,905 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 20:31:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 55 transitions. [2022-12-14 20:31:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-12-14 20:31:44,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:31:44,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:44,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:44,127 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 20:31:44,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:44,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 50 transitions. [2022-12-14 20:31:44,163 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-12-14 20:31:44,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:31:44,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:44,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:44,196 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 20:31:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:44,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 49 transitions. [2022-12-14 20:31:44,206 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-12-14 20:31:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:31:44,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:44,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:44,261 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 20:31:44,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:44,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 47 transitions. [2022-12-14 20:31:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-12-14 20:31:44,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:31:44,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:31:44,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:31:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:31:44,332 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 20:31:44,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:31:44,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 46 transitions. [2022-12-14 20:31:44,342 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2022-12-14 20:31:44,343 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:31:44,343 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-12-14 20:31:44,348 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 20:31:44,379 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:31:44,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:31:44 ImpRootNode [2022-12-14 20:31:44,384 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:31:44,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:31:44,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:31:44,384 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:31:44,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:31:42" (3/4) ... [2022-12-14 20:31:44,387 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:31:44,391 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 20:31:44,391 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 20:31:44,394 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-14 20:31:44,394 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 20:31:44,394 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 20:31:44,394 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:31:44,428 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:31:44,429 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:31:44,429 INFO L158 Benchmark]: Toolchain (without parser) took 2754.81ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 88.4MB in the beginning and 50.1MB in the end (delta: 38.2MB). Peak memory consumption was 68.1MB. Max. memory is 16.1GB. [2022-12-14 20:31:44,429 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 134.2MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:31:44,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.86ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 88.4MB in the beginning and 102.6MB in the end (delta: -14.3MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2022-12-14 20:31:44,430 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.43ms. Allocated memory is still 161.5MB. Free memory was 102.6MB in the beginning and 99.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:31:44,430 INFO L158 Benchmark]: Boogie Preprocessor took 27.18ms. Allocated memory is still 161.5MB. Free memory was 99.7MB in the beginning and 97.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:31:44,431 INFO L158 Benchmark]: RCFGBuilder took 386.48ms. Allocated memory is still 161.5MB. Free memory was 97.6MB in the beginning and 77.8MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 20:31:44,431 INFO L158 Benchmark]: CodeCheck took 1420.29ms. Allocated memory is still 161.5MB. Free memory was 77.8MB in the beginning and 54.3MB in the end (delta: 23.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-12-14 20:31:44,431 INFO L158 Benchmark]: Witness Printer took 44.69ms. Allocated memory is still 161.5MB. Free memory was 54.3MB in the beginning and 50.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:31:44,433 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, 47 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 385 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 172 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 140 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 526 IncrementalHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 140 mSolverCounterUnsat, 164 mSDtfsCounter, 526 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 968 GetRequests, 932 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 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, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 108 ConstructedInterpolants, 0 QuantifiedInterpolants, 188 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: 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 134.2MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.86ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 88.4MB in the beginning and 102.6MB in the end (delta: -14.3MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.43ms. Allocated memory is still 161.5MB. Free memory was 102.6MB in the beginning and 99.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.18ms. Allocated memory is still 161.5MB. Free memory was 99.7MB in the beginning and 97.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.48ms. Allocated memory is still 161.5MB. Free memory was 97.6MB in the beginning and 77.8MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 1420.29ms. Allocated memory is still 161.5MB. Free memory was 77.8MB in the beginning and 54.3MB in the end (delta: 23.5MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Witness Printer took 44.69ms. Allocated memory is still 161.5MB. Free memory was 54.3MB in the beginning and 50.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:31:44,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_254facc1-e2ba-4e74-8e9c-84e321b84511/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