./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/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_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/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_1c1a5de1-de48-44fe-81ea-b5bd26eda847/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 0076aafcf419c20a037f5d32a584a226199468963c1c5bd564c5222ce7dd73b7 --- 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 22:41:45,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:41:45,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:41:45,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:41:45,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:41:45,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:41:45,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:41:45,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:41:45,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:41:45,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:41:45,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:41:45,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:41:45,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:41:45,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:41:45,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:41:45,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:41:45,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:41:45,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:41:45,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:41:45,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:41:45,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:41:45,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:41:45,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:41:46,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:41:46,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:41:46,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:41:46,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:41:46,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:41:46,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:41:46,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:41:46,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:41:46,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:41:46,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:41:46,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:41:46,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:41:46,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:41:46,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:41:46,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:41:46,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:41:46,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:41:46,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:41:46,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 22:41:46,064 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:41:46,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:41:46,066 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:41:46,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:41:46,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:41:46,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:41:46,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:41:46,068 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:41:46,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:41:46,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:41:46,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:41:46,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:41:46,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:41:46,070 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:41:46,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:41:46,071 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:41:46,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:41:46,071 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:41:46,071 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:41:46,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:41:46,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:46,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:41:46,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:41:46,073 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:41:46,073 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:41:46,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:41:46,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:41:46,073 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_1c1a5de1-de48-44fe-81ea-b5bd26eda847/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0076aafcf419c20a037f5d32a584a226199468963c1c5bd564c5222ce7dd73b7 [2022-11-21 22:41:46,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:41:46,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:41:46,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:41:46,385 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:41:46,385 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:41:46,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_good.i [2022-11-21 22:41:49,572 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:41:49,987 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:41:49,987 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_06_good.i [2022-11-21 22:41:50,022 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/data/9e239796d/34d57b572f164580b414f9965cec1f33/FLAGa3ac10aa1 [2022-11-21 22:41:50,039 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/data/9e239796d/34d57b572f164580b414f9965cec1f33 [2022-11-21 22:41:50,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:41:50,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:41:50,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:50,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:41:50,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:41:50,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:50" (1/1) ... [2022-11-21 22:41:50,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a638120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:50, skipping insertion in model container [2022-11-21 22:41:50,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:41:50" (1/1) ... [2022-11-21 22:41:50,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:41:50,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:41:50,486 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:41:51,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:51,056 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:41:51,077 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 22:41:51,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:41:51,356 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:41:51,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51 WrapperNode [2022-11-21 22:41:51,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:41:51,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:51,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:41:51,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:41:51,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,462 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 126 [2022-11-21 22:41:51,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:41:51,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:41:51,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:41:51,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:41:51,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,502 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:41:51,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:41:51,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:41:51,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:41:51,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:41:51" (1/1) ... [2022-11-21 22:41:51,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:41:51,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:41:51,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:41:51,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:41:51,609 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 22:41:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 22:41:51,610 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 22:41:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 22:41:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:41:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:41:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:41:51,611 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 22:41:51,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:41:51,797 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:41:51,799 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:41:52,094 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:41:52,270 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:41:52,270 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:41:52,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:41:52 BoogieIcfgContainer [2022-11-21 22:41:52,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:41:52,274 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:41:52,274 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:41:52,285 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:41:52,285 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:41:52" (1/1) ... [2022-11-21 22:41:52,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:41:52,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-11-21 22:41:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-11-21 22:41:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 22:41:52,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:52,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:52,904 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 22:41:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:52,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 58 transitions. [2022-11-21 22:41:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-21 22:41:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 22:41:52,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:52,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:53,067 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 22:41:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 57 transitions. [2022-11-21 22:41:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-11-21 22:41:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:41:53,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:53,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:53,225 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 22:41:53,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:53,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 54 transitions. [2022-11-21 22:41:53,322 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-21 22:41:53,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:41:53,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:53,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:53,672 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 22:41:53,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 55 transitions. [2022-11-21 22:41:53,764 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-21 22:41:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:41:53,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:53,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:53,893 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 22:41:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 54 transitions. [2022-11-21 22:41:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-11-21 22:41:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 22:41:53,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:53,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:54,088 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 22:41:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:54,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 54 transitions. [2022-11-21 22:41:54,185 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-21 22:41:54,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:41:54,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:54,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:41:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 51 transitions. [2022-11-21 22:41:54,462 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-21 22:41:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:41:54,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:54,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:54,575 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 22:41:54,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:54,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 55 transitions. [2022-11-21 22:41:54,611 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-21 22:41:54,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:41:54,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:54,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:54,730 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 22:41:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:54,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 60 transitions. [2022-11-21 22:41:54,819 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-21 22:41:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 22:41:54,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:54,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:54,869 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 22:41:54,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:54,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 62 transitions. [2022-11-21 22:41:54,895 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-21 22:41:54,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:41:54,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:54,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:54,950 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 22:41:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:55,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 63 transitions. [2022-11-21 22:41:55,068 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-11-21 22:41:55,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 22:41:55,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:55,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:55,140 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 22:41:55,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 37 states and 45 transitions. [2022-11-21 22:41:55,366 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-21 22:41:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:41:55,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:55,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:55,494 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 22:41:55,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:55,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 44 transitions. [2022-11-21 22:41:55,659 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-11-21 22:41:55,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:41:55,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:41:55,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:41:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:41:55,852 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 22:41:55,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:41:55,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 35 states and 43 transitions. [2022-11-21 22:41:55,969 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-21 22:41:55,970 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:41:55,970 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-21 22:41:55,979 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 22:41:56,086 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 22:41:56,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:41:56 ImpRootNode [2022-11-21 22:41:56,092 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:41:56,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:41:56,093 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:41:56,094 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:41:56,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:41:52" (3/4) ... [2022-11-21 22:41:56,107 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:41:56,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 22:41:56,120 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 22:41:56,127 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-21 22:41:56,128 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 22:41:56,128 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 22:41:56,128 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:41:56,215 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:41:56,215 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:41:56,216 INFO L158 Benchmark]: Toolchain (without parser) took 6173.02ms. Allocated memory was 180.4MB in the beginning and 239.1MB in the end (delta: 58.7MB). Free memory was 133.7MB in the beginning and 173.2MB in the end (delta: -39.5MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2022-11-21 22:41:56,216 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 119.5MB. Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:41:56,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1313.76ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 118.6MB in the end (delta: 15.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2022-11-21 22:41:56,217 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.69ms. Allocated memory is still 180.4MB. Free memory was 118.6MB in the beginning and 115.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:41:56,217 INFO L158 Benchmark]: Boogie Preprocessor took 43.09ms. Allocated memory is still 180.4MB. Free memory was 115.0MB in the beginning and 113.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:41:56,218 INFO L158 Benchmark]: RCFGBuilder took 765.95ms. Allocated memory is still 180.4MB. Free memory was 113.1MB in the beginning and 82.3MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-21 22:41:56,218 INFO L158 Benchmark]: CodeCheck took 3818.59ms. Allocated memory was 180.4MB in the beginning and 239.1MB in the end (delta: 58.7MB). Free memory was 82.3MB in the beginning and 177.3MB in the end (delta: -95.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:41:56,218 INFO L158 Benchmark]: Witness Printer took 122.13ms. Allocated memory is still 239.1MB. Free memory was 177.3MB in the beginning and 173.2MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:41:56,220 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: 3.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1357 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 409 mSDsluCounter, 856 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 194 mSDsCounter, 286 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1119 IncrementalHoareTripleChecker+Invalid, 1405 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 286 mSolverCounterUnsat, 662 mSDtfsCounter, 1119 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2148 GetRequests, 2090 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1207 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 507 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 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: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1587]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1612]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: 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: 1647]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 119.5MB. Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1313.76ms. Allocated memory is still 180.4MB. Free memory was 133.7MB in the beginning and 118.6MB in the end (delta: 15.1MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.69ms. Allocated memory is still 180.4MB. Free memory was 118.6MB in the beginning and 115.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.09ms. Allocated memory is still 180.4MB. Free memory was 115.0MB in the beginning and 113.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 765.95ms. Allocated memory is still 180.4MB. Free memory was 113.1MB in the beginning and 82.3MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 3818.59ms. Allocated memory was 180.4MB in the beginning and 239.1MB in the end (delta: 58.7MB). Free memory was 82.3MB in the beginning and 177.3MB in the end (delta: -95.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 122.13ms. Allocated memory is still 239.1MB. Free memory was 177.3MB in the beginning and 173.2MB 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 22:41:56,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c1a5de1-de48-44fe-81ea-b5bd26eda847/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