./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_10_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg --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 b48751c7aad9390af50bed0eaa90d62f106159428b7c8ec3acb28c8693712e2f --- 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-b5237d8 [2022-11-21 22:59:16,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:59:16,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:59:16,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:59:16,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:59:16,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:59:16,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:59:16,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:59:16,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:59:16,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:59:16,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:59:16,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:59:16,650 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:59:16,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:59:16,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:59:16,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:59:16,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:59:16,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:59:16,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:59:16,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:59:16,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:59:16,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:59:16,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:59:16,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:59:16,686 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:59:16,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:59:16,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:59:16,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:59:16,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:59:16,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:59:16,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:59:16,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:59:16,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:59:16,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:59:16,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:59:16,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:59:16,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:59:16,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:59:16,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:59:16,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:59:16,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:59:16,702 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:59:16,741 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:59:16,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:59:16,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:59:16,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:59:16,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:59:16,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:59:16,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:59:16,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:59:16,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:59:16,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:59:16,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:59:16,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:59:16,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:59:16,747 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:59:16,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:59:16,748 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:59:16,748 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:59:16,748 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:59:16,748 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:59:16,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:59:16,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:59:16,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:59:16,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:59:16,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:59:16,750 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:59:16,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:59:16,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:59:16,750 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_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b48751c7aad9390af50bed0eaa90d62f106159428b7c8ec3acb28c8693712e2f [2022-11-21 22:59:17,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:59:17,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:59:17,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:59:17,087 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:59:17,088 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:59:17,089 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_10_good.i [2022-11-21 22:59:20,087 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:59:20,593 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:59:20,593 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_10_good.i [2022-11-21 22:59:20,625 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/data/85f0d331a/364d926e9c274dffa4cffaf664f88c3e/FLAG22b829090 [2022-11-21 22:59:20,651 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/data/85f0d331a/364d926e9c274dffa4cffaf664f88c3e [2022-11-21 22:59:20,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:59:20,657 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:59:20,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:59:20,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:59:20,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:59:20,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:59:20" (1/1) ... [2022-11-21 22:59:20,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dde5ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:20, skipping insertion in model container [2022-11-21 22:59:20,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:59:20" (1/1) ... [2022-11-21 22:59:20,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:59:20,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:59:21,141 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:59:21,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:59:21,851 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:59:21,882 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:59:21,991 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:59:22,132 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:59:22,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22 WrapperNode [2022-11-21 22:59:22,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:59:22,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:59:22,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:59:22,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:59:22,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,224 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 125 [2022-11-21 22:59:22,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:59:22,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:59:22,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:59:22,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:59:22,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,286 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,290 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:59:22,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:59:22,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:59:22,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:59:22,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:59:22" (1/1) ... [2022-11-21 22:59:22,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:59:22,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:59:22,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:59:22,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:59:22,419 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:59:22,420 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:59:22,420 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:59:22,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:59:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:59:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:59:22,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:59:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:59:22,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:59:22,604 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:59:22,606 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:59:22,924 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:59:23,057 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:59:23,057 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:59:23,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:59:23 BoogieIcfgContainer [2022-11-21 22:59:23,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:59:23,061 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:59:23,061 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:59:23,072 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:59:23,072 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:59:23" (1/1) ... [2022-11-21 22:59:23,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:59:23,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:23,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-11-21 22:59:23,133 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-11-21 22:59:23,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:59:23,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:23,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:59:23,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:23,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-11-21 22:59:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-21 22:59:23,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:59:23,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:23,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:59:23,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:23,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-11-21 22:59:23,824 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-11-21 22:59:23,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:59:23,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:23,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:23,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:59:24,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 54 transitions. [2022-11-21 22:59:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-21 22:59:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:59:24,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:24,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:24,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:59:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:24,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 53 transitions. [2022-11-21 22:59:24,482 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-11-21 22:59:24,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:59:24,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:24,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:59:24,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 52 transitions. [2022-11-21 22:59:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-11-21 22:59:24,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:59:24,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:24,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:24,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:59:25,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:25,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 55 transitions. [2022-11-21 22:59:25,237 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-21 22:59:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:59:25,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:25,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:25,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:59:25,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:25,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 51 transitions. [2022-11-21 22:59:25,580 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-21 22:59:25,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:59:25,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:25,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:25,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:25,661 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:59:25,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:25,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 42 states and 55 transitions. [2022-11-21 22:59:25,705 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-21 22:59:25,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:59:25,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:25,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:59:25,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:25,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 60 transitions. [2022-11-21 22:59:25,913 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-21 22:59:25,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:59:25,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:25,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:25,965 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 22:59:26,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:26,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 51 states and 69 transitions. [2022-11-21 22:59:26,392 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2022-11-21 22:59:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:59:26,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:26,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:59:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:26,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 73 transitions. [2022-11-21 22:59:26,964 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-21 22:59:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:59:26,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:26,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:27,025 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:59:27,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:27,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 50 states and 66 transitions. [2022-11-21 22:59:27,333 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-21 22:59:27,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:59:27,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:27,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:27,382 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:59:27,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:27,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 40 states and 49 transitions. [2022-11-21 22:59:27,699 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-11-21 22:59:27,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 22:59:27,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:27,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:27,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:59:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:28,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 37 states and 45 transitions. [2022-11-21 22:59:28,190 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-21 22:59:28,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:59:28,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:28,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:28,334 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:59:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:28,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 36 states and 44 transitions. [2022-11-21 22:59:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-11-21 22:59:28,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:59:28,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:28,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:59:28,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 35 states and 43 transitions. [2022-11-21 22:59:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-21 22:59:28,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:59:28,896 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-11-21 22:59:28,906 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:59:29,191 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:59:29,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:59:29 ImpRootNode [2022-11-21 22:59:29,196 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:59:29,197 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:59:29,197 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:59:29,197 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:59:29,197 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:59:23" (3/4) ... [2022-11-21 22:59:29,201 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:59:29,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:59:29,207 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:59:29,212 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-21 22:59:29,213 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 22:59:29,213 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:59:29,213 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:59:29,289 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:59:29,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:59:29,295 INFO L158 Benchmark]: Toolchain (without parser) took 8638.71ms. Allocated memory was 174.1MB in the beginning and 216.0MB in the end (delta: 41.9MB). Free memory was 140.0MB in the beginning and 81.0MB in the end (delta: 59.0MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. [2022-11-21 22:59:29,296 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 121.6MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:59:29,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1473.64ms. Allocated memory is still 174.1MB. Free memory was 139.5MB in the beginning and 77.8MB in the end (delta: 61.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-21 22:59:29,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.66ms. Allocated memory is still 174.1MB. Free memory was 77.8MB in the beginning and 74.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:59:29,299 INFO L158 Benchmark]: Boogie Preprocessor took 94.74ms. Allocated memory is still 174.1MB. Free memory was 74.2MB in the beginning and 142.8MB in the end (delta: -68.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:59:29,299 INFO L158 Benchmark]: RCFGBuilder took 739.33ms. Allocated memory is still 174.1MB. Free memory was 142.8MB in the beginning and 111.3MB in the end (delta: 31.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:59:29,300 INFO L158 Benchmark]: CodeCheck took 6134.93ms. Allocated memory was 174.1MB in the beginning and 216.0MB in the end (delta: 41.9MB). Free memory was 111.3MB in the beginning and 85.1MB in the end (delta: 26.2MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2022-11-21 22:59:29,300 INFO L158 Benchmark]: Witness Printer took 98.22ms. Allocated memory is still 216.0MB. Free memory was 85.1MB in the beginning and 81.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:59:29,302 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, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1863 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 634 mSDsluCounter, 1078 SdHoareTripleChecker+Invalid, 3.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 258 mSDsCounter, 414 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1896 IncrementalHoareTripleChecker+Invalid, 2310 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 414 mSolverCounterUnsat, 820 mSDtfsCounter, 1896 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2714 GetRequests, 2602 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5153 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 292 ConstructedInterpolants, 0 QuantifiedInterpolants, 570 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 64/64 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 121.6MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1473.64ms. Allocated memory is still 174.1MB. Free memory was 139.5MB in the beginning and 77.8MB in the end (delta: 61.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.66ms. Allocated memory is still 174.1MB. Free memory was 77.8MB in the beginning and 74.6MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.74ms. Allocated memory is still 174.1MB. Free memory was 74.2MB in the beginning and 142.8MB in the end (delta: -68.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 739.33ms. Allocated memory is still 174.1MB. Free memory was 142.8MB in the beginning and 111.3MB in the end (delta: 31.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 6134.93ms. Allocated memory was 174.1MB in the beginning and 216.0MB in the end (delta: 41.9MB). Free memory was 111.3MB in the beginning and 85.1MB in the end (delta: 26.2MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. * Witness Printer took 98.22ms. Allocated memory is still 216.0MB. Free memory was 85.1MB in the beginning and 81.0MB 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! [2022-11-21 22:59:29,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f00afdbd-6d72-42d8-bd95-c781467f9f21/bin/ukojak-jW3SillKbg/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