./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_06_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_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/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_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/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_400f5507-2772-45b0-9193-3be26bf6a0dd/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 1a95da7249766842c9581044807c3c28eb70b92e869395ef5f8d0fac37948ee6 --- 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 16:40:31,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:31,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:31,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:31,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:31,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:31,864 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:31,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:31,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:31,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:31,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:31,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:31,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:31,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:31,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:31,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:31,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:31,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:31,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:31,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:31,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:31,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:31,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:31,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:31,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:31,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:31,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:31,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:31,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:31,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:31,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:31,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:31,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:31,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:31,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:31,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:31,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:31,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:31,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:31,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:31,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:31,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:40:31,944 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:31,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:31,945 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:31,945 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:31,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:31,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:31,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:31,946 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:31,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:31,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:31,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:31,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:31,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:31,948 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:31,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:31,948 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:31,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:31,949 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:31,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:31,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:31,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:31,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:31,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:31,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:31,950 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:40:31,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:40:31,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:31,951 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_400f5507-2772-45b0-9193-3be26bf6a0dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a95da7249766842c9581044807c3c28eb70b92e869395ef5f8d0fac37948ee6 [2022-11-20 16:40:32,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:32,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:32,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:32,263 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:32,264 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:32,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_06_good.i [2022-11-20 16:40:35,282 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:35,675 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:35,676 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_06_good.i [2022-11-20 16:40:35,700 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/data/df09fed46/16b58034a15c4308b980e7dccdfc8410/FLAGd32b56865 [2022-11-20 16:40:35,714 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/data/df09fed46/16b58034a15c4308b980e7dccdfc8410 [2022-11-20 16:40:35,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:35,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:35,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:35,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:35,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:35,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:35" (1/1) ... [2022-11-20 16:40:35,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1076e42f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:35, skipping insertion in model container [2022-11-20 16:40:35,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:35" (1/1) ... [2022-11-20 16:40:35,733 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:35,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:36,230 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:36,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:36,856 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:36,888 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:40:36,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:37,171 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:37,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37 WrapperNode [2022-11-20 16:40:37,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:37,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:37,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:37,174 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:37,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,278 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 112 [2022-11-20 16:40:37,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:37,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:37,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:37,280 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:37,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,331 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:37,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:37,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:37,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:37,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:37" (1/1) ... [2022-11-20 16:40:37,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:37,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:37,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:37,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:40:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:40:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 16:40:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:40:37,453 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:40:37,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 16:40:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:37,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:37,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:40:37,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:40:37,649 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:37,651 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:37,964 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:38,018 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:38,019 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:40:38,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:38 BoogieIcfgContainer [2022-11-20 16:40:38,022 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:40:38,023 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:40:38,023 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:40:38,035 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:40:38,036 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:38" (1/1) ... [2022-11-20 16:40:38,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:40:38,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:38,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2022-11-20 16:40:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2022-11-20 16:40:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:40:38,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:38,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:38,358 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 16:40:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 80 transitions. [2022-11-20 16:40:38,425 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2022-11-20 16:40:38,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:40:38,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:38,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:38,536 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 16:40:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 79 transitions. [2022-11-20 16:40:38,558 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2022-11-20 16:40:38,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:40:38,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:38,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:38,698 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 16:40:38,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:38,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 78 transitions. [2022-11-20 16:40:38,779 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2022-11-20 16:40:38,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:40:38,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:38,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:38,898 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 16:40:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 84 transitions. [2022-11-20 16:40:38,928 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2022-11-20 16:40:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:40:38,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:38,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,031 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 16:40:39,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 83 transitions. [2022-11-20 16:40:39,056 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2022-11-20 16:40:39,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:40:39,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,137 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 16:40:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 57 states and 82 transitions. [2022-11-20 16:40:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 82 transitions. [2022-11-20 16:40:39,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:40:39,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,278 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 16:40:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 84 transitions. [2022-11-20 16:40:39,295 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2022-11-20 16:40:39,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:40:39,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,386 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 16:40:39,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 62 states and 89 transitions. [2022-11-20 16:40:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-11-20 16:40:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:40:39,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,502 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 16:40:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 90 transitions. [2022-11-20 16:40:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2022-11-20 16:40:39,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:40:39,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,560 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 16:40:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 94 transitions. [2022-11-20 16:40:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-20 16:40:39,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:40:39,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,725 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 16:40:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 93 transitions. [2022-11-20 16:40:39,818 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2022-11-20 16:40:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:40:39,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,901 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 16:40:39,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 63 states and 87 transitions. [2022-11-20 16:40:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-11-20 16:40:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:40:39,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:39,976 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 16:40:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 62 states and 85 transitions. [2022-11-20 16:40:40,001 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2022-11-20 16:40:40,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:40:40,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:40,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:40,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:40,053 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 16:40:40,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:40,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 81 transitions. [2022-11-20 16:40:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2022-11-20 16:40:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:40:40,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:40,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:40,220 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 16:40:40,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:40,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 80 transitions. [2022-11-20 16:40:40,321 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2022-11-20 16:40:40,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 16:40:40,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:40,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:40,418 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 16:40:40,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 89 transitions. [2022-11-20 16:40:40,495 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-11-20 16:40:40,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:40:40,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:40,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:40,541 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 16:40:40,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:40,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 48 states and 62 transitions. [2022-11-20 16:40:40,683 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-11-20 16:40:40,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:40:40,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:40,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:40,770 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 16:40:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:40,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 47 states and 61 transitions. [2022-11-20 16:40:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-11-20 16:40:40,791 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:40:40,791 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2022-11-20 16:40:40,800 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:40:40,914 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:40:40,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:40:40 ImpRootNode [2022-11-20 16:40:40,923 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:40:40,924 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:40:40,924 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:40:40,924 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:40:40,925 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:40:38" (3/4) ... [2022-11-20 16:40:40,928 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:40:40,933 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:40:40,934 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:40:40,938 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 16:40:40,939 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 16:40:40,939 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:40:40,940 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:40:40,940 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:40:41,022 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:40:41,022 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:40:41,023 INFO L158 Benchmark]: Toolchain (without parser) took 5305.00ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 115.5MB in the beginning and 152.1MB in the end (delta: -36.6MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:41,024 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 151.0MB. Free memory was 97.1MB in the beginning and 96.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:41,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1453.37ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 115.5MB in the beginning and 144.5MB in the end (delta: -29.0MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2022-11-20 16:40:41,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.19ms. Allocated memory is still 186.6MB. Free memory was 144.5MB in the beginning and 141.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:41,025 INFO L158 Benchmark]: Boogie Preprocessor took 55.61ms. Allocated memory is still 186.6MB. Free memory was 141.3MB in the beginning and 139.2MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:41,025 INFO L158 Benchmark]: RCFGBuilder took 686.11ms. Allocated memory is still 186.6MB. Free memory was 139.2MB in the beginning and 120.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 16:40:41,025 INFO L158 Benchmark]: CodeCheck took 2900.52ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 120.4MB in the beginning and 156.3MB in the end (delta: -35.9MB). Peak memory consumption was 770.9kB. Max. memory is 16.1GB. [2022-11-20 16:40:41,026 INFO L158 Benchmark]: Witness Printer took 98.97ms. Allocated memory is still 224.4MB. Free memory was 156.3MB in the beginning and 152.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:41,028 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, 57 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2386 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 699 mSDsluCounter, 1826 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 514 mSDsCounter, 382 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1427 IncrementalHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 382 mSolverCounterUnsat, 1312 mSDtfsCounter, 1427 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3568 GetRequests, 3530 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 395 NumberOfCodeBlocks, 395 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 34/34 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: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1577]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1637]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: 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: 1671]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43ms. Allocated memory is still 151.0MB. Free memory was 97.1MB in the beginning and 96.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1453.37ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 115.5MB in the beginning and 144.5MB in the end (delta: -29.0MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.19ms. Allocated memory is still 186.6MB. Free memory was 144.5MB in the beginning and 141.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.61ms. Allocated memory is still 186.6MB. Free memory was 141.3MB in the beginning and 139.2MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 686.11ms. Allocated memory is still 186.6MB. Free memory was 139.2MB in the beginning and 120.4MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 2900.52ms. Allocated memory was 186.6MB in the beginning and 224.4MB in the end (delta: 37.7MB). Free memory was 120.4MB in the beginning and 156.3MB in the end (delta: -35.9MB). Peak memory consumption was 770.9kB. Max. memory is 16.1GB. * Witness Printer took 98.97ms. Allocated memory is still 224.4MB. Free memory was 156.3MB in the beginning and 152.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:40:41,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f5507-2772-45b0-9193-3be26bf6a0dd/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