./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ --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 66e3a7f896fa5340787a3c37b6c0ca2547060e04edd72a371311e7e68cf26523 --- 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-6b4ec56 [2022-11-20 16:39:32,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:39:32,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:39:32,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:39:32,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:39:32,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:39:32,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:39:32,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:39:32,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:39:32,973 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:39:32,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:39:32,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:39:32,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:39:32,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:39:32,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:39:32,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:39:32,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:39:32,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:39:32,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:39:32,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:39:32,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:39:32,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:39:32,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:39:32,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:39:33,003 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:39:33,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:39:33,004 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:39:33,005 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:39:33,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:39:33,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:39:33,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:39:33,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:39:33,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:39:33,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:39:33,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:39:33,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:39:33,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:39:33,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:39:33,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:39:33,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:39:33,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:39:33,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:39:33,039 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:39:33,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:39:33,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:39:33,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:39:33,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:39:33,042 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:39:33,042 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:39:33,042 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:39:33,043 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:39:33,043 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:39:33,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:39:33,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:39:33,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:39:33,044 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:39:33,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:39:33,044 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:39:33,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:39:33,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:39:33,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:39:33,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:39:33,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:33,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:39:33,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:39:33,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:39:33,047 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:39:33,047 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:39:33,047 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:39:33,047 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_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66e3a7f896fa5340787a3c37b6c0ca2547060e04edd72a371311e7e68cf26523 [2022-11-20 16:39:33,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:39:33,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:39:33,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:39:33,394 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:39:33,394 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:39:33,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_11_good.i [2022-11-20 16:39:36,600 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:39:36,978 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:39:36,979 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fgets_sub_11_good.i [2022-11-20 16:39:37,012 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/data/38e88cf7b/f7971e3f565d4329a2fc30050621ba18/FLAG26f87e18b [2022-11-20 16:39:37,029 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/data/38e88cf7b/f7971e3f565d4329a2fc30050621ba18 [2022-11-20 16:39:37,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:39:37,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:39:37,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:37,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:39:37,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:39:37,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:37" (1/1) ... [2022-11-20 16:39:37,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752ee3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:37, skipping insertion in model container [2022-11-20 16:39:37,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:39:37" (1/1) ... [2022-11-20 16:39:37,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:39:37,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:39:37,559 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:39:38,095 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:38,106 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:39:38,126 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:39:38,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:39:38,365 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:39:38,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38 WrapperNode [2022-11-20 16:39:38,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:39:38,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:38,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:39:38,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:39:38,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,456 INFO L138 Inliner]: procedures = 504, calls = 93, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 139 [2022-11-20 16:39:38,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:39:38,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:39:38,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:39:38,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:39:38,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,480 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:39:38,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:39:38,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:39:38,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:39:38,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:39:38" (1/1) ... [2022-11-20 16:39:38,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:39:38,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:39:38,536 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:39:38,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:39:38,582 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:39:38,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:39:38,583 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 16:39:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:39:38,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:39:38,584 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2022-11-20 16:39:38,585 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2022-11-20 16:39:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:39:38,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 16:39:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:39:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:39:38,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:39:38,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:39:38,592 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2022-11-20 16:39:38,592 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2022-11-20 16:39:38,592 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:39:38,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:39:38,738 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:39:38,740 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:39:39,009 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:39:39,047 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:39:39,047 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:39:39,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:39 BoogieIcfgContainer [2022-11-20 16:39:39,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:39:39,051 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:39:39,052 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:39:39,062 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:39:39,062 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:39" (1/1) ... [2022-11-20 16:39:39,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:39:39,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2022-11-20 16:39:39,136 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2022-11-20 16:39:39,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:39:39,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:39,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:39,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:39:39,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2022-11-20 16:39:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2022-11-20 16:39:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:39:39,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:39,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:39,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:39:39,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:39,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-11-20 16:39:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-11-20 16:39:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:39:39,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:39,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:39,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:39:39,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-20 16:39:39,979 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-20 16:39:39,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:39:39,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:39,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:39:40,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 96 transitions. [2022-11-20 16:39:40,279 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2022-11-20 16:39:40,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:39:40,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:40,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:40,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:39:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:40,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 93 transitions. [2022-11-20 16:39:40,590 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2022-11-20 16:39:40,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:39:40,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:40,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:40,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:39:40,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 92 transitions. [2022-11-20 16:39:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2022-11-20 16:39:40,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:39:40,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:40,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:40,881 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:39:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 101 transitions. [2022-11-20 16:39:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2022-11-20 16:39:40,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 16:39:40,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:40,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:39:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:41,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 75 states and 100 transitions. [2022-11-20 16:39:41,135 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2022-11-20 16:39:41,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 16:39:41,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:41,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:41,241 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 16:39:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:41,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 90 transitions. [2022-11-20 16:39:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2022-11-20 16:39:41,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 16:39:41,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:41,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 16:39:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:41,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 89 transitions. [2022-11-20 16:39:41,734 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2022-11-20 16:39:41,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 16:39:41,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:41,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:41,855 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 16:39:41,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:41,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 72 states and 96 transitions. [2022-11-20 16:39:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2022-11-20 16:39:41,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 16:39:41,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:41,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:41,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:42,054 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 16:39:42,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:42,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 77 states and 104 transitions. [2022-11-20 16:39:42,201 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 104 transitions. [2022-11-20 16:39:42,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 16:39:42,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:42,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:42,353 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-20 16:39:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:42,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 65 states and 84 transitions. [2022-11-20 16:39:42,414 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2022-11-20 16:39:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 16:39:42,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:42,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:42,529 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 16:39:42,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:42,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 65 states and 83 transitions. [2022-11-20 16:39:42,757 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2022-11-20 16:39:42,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 16:39:42,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:42,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:42,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:42,969 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 16:39:43,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 64 states and 82 transitions. [2022-11-20 16:39:43,117 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2022-11-20 16:39:43,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 16:39:43,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:43,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:43,275 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 16:39:43,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:43,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 63 states and 81 transitions. [2022-11-20 16:39:43,453 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2022-11-20 16:39:43,453 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:39:43,455 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-11-20 16:39:43,463 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:39:43,654 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:39:43,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:39:43 ImpRootNode [2022-11-20 16:39:43,659 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:39:43,660 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:39:43,660 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:39:43,660 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:39:43,660 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:39:39" (3/4) ... [2022-11-20 16:39:43,664 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:39:43,670 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:39:43,670 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2022-11-20 16:39:43,670 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:39:43,671 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2022-11-20 16:39:43,679 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-20 16:39:43,679 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 16:39:43,680 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:39:43,680 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:39:43,680 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:39:43,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:39:43,783 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:39:43,784 INFO L158 Benchmark]: Toolchain (without parser) took 6748.97ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 146.6MB in the beginning and 135.0MB in the end (delta: 11.6MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-11-20 16:39:43,784 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 130.0MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:43,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1325.78ms. Allocated memory is still 195.0MB. Free memory was 146.6MB in the beginning and 130.9MB in the end (delta: 15.7MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-11-20 16:39:43,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.02ms. Allocated memory is still 195.0MB. Free memory was 129.8MB in the beginning and 126.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:39:43,785 INFO L158 Benchmark]: Boogie Preprocessor took 29.86ms. Allocated memory is still 195.0MB. Free memory was 126.7MB in the beginning and 125.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:39:43,786 INFO L158 Benchmark]: RCFGBuilder took 563.11ms. Allocated memory is still 195.0MB. Free memory was 125.6MB in the beginning and 104.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 16:39:43,786 INFO L158 Benchmark]: CodeCheck took 4607.57ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 104.6MB in the beginning and 140.2MB in the end (delta: -35.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-11-20 16:39:43,787 INFO L158 Benchmark]: Witness Printer took 123.78ms. Allocated memory is still 234.9MB. Free memory was 140.2MB in the beginning and 135.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:39:43,788 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 5 procedures, 73 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2739 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 575 mSDsluCounter, 2009 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 344 mSDsCounter, 487 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1777 IncrementalHoareTripleChecker+Invalid, 2264 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 487 mSolverCounterUnsat, 1665 mSDtfsCounter, 1777 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5033 GetRequests, 4955 SyntacticMatches, 12 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1090 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 648 NumberOfCodeBlocks, 648 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 632 ConstructedInterpolants, 0 QuantifiedInterpolants, 836 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 236/242 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: 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 - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: 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: 1662]: 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 130.0MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1325.78ms. Allocated memory is still 195.0MB. Free memory was 146.6MB in the beginning and 130.9MB in the end (delta: 15.7MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.02ms. Allocated memory is still 195.0MB. Free memory was 129.8MB in the beginning and 126.7MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.86ms. Allocated memory is still 195.0MB. Free memory was 126.7MB in the beginning and 125.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 563.11ms. Allocated memory is still 195.0MB. Free memory was 125.6MB in the beginning and 104.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4607.57ms. Allocated memory was 195.0MB in the beginning and 234.9MB in the end (delta: 39.8MB). Free memory was 104.6MB in the beginning and 140.2MB in the end (delta: -35.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Witness Printer took 123.78ms. Allocated memory is still 234.9MB. Free memory was 140.2MB in the beginning and 135.0MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:39:43,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aef0c062-0d68-4236-9737-33c53eeaa9c8/bin/ukojak-pZX7IvK2PQ/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