./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/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_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/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_8f9e2238-60e1-4453-9653-19e4d815bf4b/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 682a0a2f95dee75a5a1d3551f7692d6fdfc27d67020397d0c9b8bd08e8378f65 --- 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 17:15:09,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:15:09,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:15:09,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:15:09,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:15:09,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:15:09,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:15:09,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:15:09,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:15:09,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:15:09,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:15:09,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:15:09,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:15:09,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:15:09,971 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:15:09,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:15:09,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:15:09,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:15:09,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:15:09,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:15:09,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:15:09,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:15:09,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:15:09,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:15:09,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:15:09,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:15:09,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:15:09,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:15:09,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:15:09,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:15:09,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:15:09,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:15:10,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:15:10,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:15:10,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:15:10,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:15:10,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:15:10,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:15:10,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:15:10,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:15:10,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:15:10,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:15:10,049 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:15:10,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:15:10,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:15:10,054 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:15:10,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:15:10,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:15:10,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:15:10,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:15:10,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:15:10,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:15:10,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:15:10,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:15:10,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:15:10,057 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:15:10,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:15:10,058 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:15:10,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:15:10,058 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:15:10,058 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:15:10,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:15:10,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:10,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:15:10,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:15:10,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:15:10,060 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:15:10,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:15:10,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:15:10,060 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_8f9e2238-60e1-4453-9653-19e4d815bf4b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 682a0a2f95dee75a5a1d3551f7692d6fdfc27d67020397d0c9b8bd08e8378f65 [2022-11-20 17:15:10,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:15:10,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:15:10,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:15:10,395 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:15:10,396 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:15:10,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_good.i [2022-11-20 17:15:13,518 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:15:13,874 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:15:13,875 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_04_good.i [2022-11-20 17:15:13,902 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/data/e1b55f456/4284f01db7f54ba385ebbed2d52786f2/FLAG5da4a8862 [2022-11-20 17:15:13,919 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/data/e1b55f456/4284f01db7f54ba385ebbed2d52786f2 [2022-11-20 17:15:13,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:15:13,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:15:13,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:13,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:15:13,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:15:13,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:13" (1/1) ... [2022-11-20 17:15:13,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f030a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:13, skipping insertion in model container [2022-11-20 17:15:13,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:13" (1/1) ... [2022-11-20 17:15:13,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:15:14,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:15:14,417 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:15:14,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:14,969 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:15:15,006 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:15:15,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:15,225 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:15:15,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15 WrapperNode [2022-11-20 17:15:15,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:15,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:15,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:15:15,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:15:15,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,305 INFO L138 Inliner]: procedures = 503, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 113 [2022-11-20 17:15:15,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:15,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:15:15,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:15:15,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:15:15,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,332 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:15:15,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:15:15,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:15:15,338 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:15:15,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:15,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:15:15,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:15:15,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:15:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:15:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:15:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:15:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:15:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:15:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:15:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:15:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:15:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:15:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:15:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:15:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:15:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:15:15,576 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:15:15,578 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:15:15,832 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:15:15,944 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:15:15,944 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:15:15,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:15 BoogieIcfgContainer [2022-11-20 17:15:15,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:15:15,954 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:15:15,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:15:15,963 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:15:15,963 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:15" (1/1) ... [2022-11-20 17:15:15,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:15:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-11-20 17:15:16,036 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-11-20 17:15:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:15:16,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:16,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:16,798 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 17:15:16,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:16,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 58 transitions. [2022-11-20 17:15:16,936 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-20 17:15:16,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:15:16,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:16,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:17,075 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 17:15:17,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:17,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 57 transitions. [2022-11-20 17:15:17,161 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-11-20 17:15:17,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:15:17,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:17,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:17,239 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 17:15:17,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:17,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 54 transitions. [2022-11-20 17:15:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-20 17:15:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:15:17,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:17,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:17,773 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 17:15:17,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:17,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 53 transitions. [2022-11-20 17:15:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-11-20 17:15:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:15:17,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:17,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:18,083 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 17:15:18,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:18,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 52 transitions. [2022-11-20 17:15:18,214 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-11-20 17:15:18,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:15:18,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:18,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:18,258 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 17:15:18,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:18,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 55 transitions. [2022-11-20 17:15:18,689 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-20 17:15:18,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:15:18,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:18,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:18,758 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 17:15:19,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:19,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 51 transitions. [2022-11-20 17:15:19,042 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 17:15:19,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:15:19,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:19,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:19,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:15:19,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:19,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 55 transitions. [2022-11-20 17:15:19,279 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-20 17:15:19,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:15:19,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:19,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:15:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 60 transitions. [2022-11-20 17:15:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-20 17:15:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:15:19,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:19,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:19,713 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 17:15:20,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 69 transitions. [2022-11-20 17:15:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2022-11-20 17:15:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:15:20,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:20,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:20,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:15:21,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:21,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 73 transitions. [2022-11-20 17:15:21,071 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-11-20 17:15:21,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:15:21,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:21,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:21,114 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 17:15:21,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:21,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 78 transitions. [2022-11-20 17:15:21,522 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2022-11-20 17:15:21,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:15:21,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:21,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:15:22,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:22,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 60 states and 81 transitions. [2022-11-20 17:15:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2022-11-20 17:15:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:15:22,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:22,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:22,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:15:22,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 37 states and 45 transitions. [2022-11-20 17:15:22,585 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-20 17:15:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:15:22,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:22,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:22,796 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:15:23,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:23,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 36 states and 44 transitions. [2022-11-20 17:15:23,409 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-11-20 17:15:23,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:15:23,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:23,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:23,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:15:24,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 35 states and 43 transitions. [2022-11-20 17:15:24,053 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-20 17:15:24,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:15:24,058 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-11-20 17:15:24,069 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:15:24,338 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:15:24,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:15:24 ImpRootNode [2022-11-20 17:15:24,343 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:15:24,343 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:15:24,344 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:15:24,344 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:15:24,344 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:15" (3/4) ... [2022-11-20 17:15:24,347 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:15:24,353 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:15:24,353 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:15:24,370 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 17:15:24,372 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 17:15:24,372 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 17:15:24,373 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:15:24,456 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:15:24,456 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:15:24,457 INFO L158 Benchmark]: Toolchain (without parser) took 10532.70ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 121.3MB in the beginning and 122.7MB in the end (delta: -1.3MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2022-11-20 17:15:24,457 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 121.6MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:15:24,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1300.66ms. Allocated memory is still 163.6MB. Free memory was 121.3MB in the beginning and 76.7MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 17:15:24,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.31ms. Allocated memory is still 163.6MB. Free memory was 76.7MB in the beginning and 73.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:15:24,458 INFO L158 Benchmark]: Boogie Preprocessor took 30.06ms. Allocated memory is still 163.6MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:24,459 INFO L158 Benchmark]: RCFGBuilder took 615.17ms. Allocated memory is still 163.6MB. Free memory was 71.7MB in the beginning and 51.4MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 17:15:24,459 INFO L158 Benchmark]: CodeCheck took 8389.23ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 51.4MB in the beginning and 126.8MB in the end (delta: -75.4MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. [2022-11-20 17:15:24,460 INFO L158 Benchmark]: Witness Printer took 112.98ms. Allocated memory is still 237.0MB. Free memory was 126.8MB in the beginning and 122.7MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:24,462 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: 8.1s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1734 SdHoareTripleChecker+Valid, 4.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 472 mSDsluCounter, 863 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 541 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2366 IncrementalHoareTripleChecker+Invalid, 2907 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 541 mSolverCounterUnsat, 723 mSDtfsCounter, 2366 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2822 GetRequests, 2682 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7251 ImplicationChecksByTransitivity, 5.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 292 ConstructedInterpolants, 0 QuantifiedInterpolants, 606 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 64/64 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: 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: 1648]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 121.6MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1300.66ms. Allocated memory is still 163.6MB. Free memory was 121.3MB in the beginning and 76.7MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.31ms. Allocated memory is still 163.6MB. Free memory was 76.7MB in the beginning and 73.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.06ms. Allocated memory is still 163.6MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 615.17ms. Allocated memory is still 163.6MB. Free memory was 71.7MB in the beginning and 51.4MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 8389.23ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 51.4MB in the beginning and 126.8MB in the end (delta: -75.4MB). Peak memory consumption was 2.2MB. Max. memory is 16.1GB. * Witness Printer took 112.98ms. Allocated memory is still 237.0MB. Free memory was 126.8MB in the beginning and 122.7MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:15:24,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e2238-60e1-4453-9653-19e4d815bf4b/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