./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e4e4ddc8e215ef1d6c828f8558b94004913e5a166e06ab0989f3c3e5f35bc2fd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:03:33,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:03:33,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:03:33,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:03:33,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:03:33,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:03:33,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:03:33,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:03:33,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:03:33,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:03:33,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:03:33,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:03:33,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:03:33,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:03:33,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:03:33,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:03:33,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:03:33,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:03:33,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:03:33,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:03:33,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:03:33,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:03:33,833 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:03:33,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:03:33,843 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:03:33,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:03:33,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:03:33,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:03:33,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:03:33,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:03:33,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:03:33,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:03:33,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:03:33,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:03:33,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:03:33,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:03:33,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:03:33,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:03:33,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:03:33,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:03:33,858 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:03:33,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-22 00:03:33,899 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:03:33,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:03:33,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:03:33,901 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-22 00:03:33,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-22 00:03:33,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-22 00:03:33,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:03:33,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 00:03:33,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:03:33,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:03:33,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:03:33,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:03:33,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:03:33,905 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 00:03:33,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:03:33,905 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:03:33,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:03:33,906 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-22 00:03:33,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-22 00:03:33,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:03:33,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:03:33,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:03:33,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:03:33,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:03:33,907 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-22 00:03:33,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:03:33,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:03:33,908 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_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4e4ddc8e215ef1d6c828f8558b94004913e5a166e06ab0989f3c3e5f35bc2fd [2022-11-22 00:03:34,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:03:34,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:03:34,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:03:34,224 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:03:34,225 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:03:34,227 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i [2022-11-22 00:03:37,355 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:03:37,824 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:03:37,824 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_sub_15_good.i [2022-11-22 00:03:37,846 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/data/42c2fb705/8610e587585d443996ea21e8b82785b4/FLAGf7c9e7566 [2022-11-22 00:03:37,861 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/data/42c2fb705/8610e587585d443996ea21e8b82785b4 [2022-11-22 00:03:37,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:03:37,867 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:03:37,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:03:37,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:03:37,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:03:37,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:03:37" (1/1) ... [2022-11-22 00:03:37,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b86282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:37, skipping insertion in model container [2022-11-22 00:03:37,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:03:37" (1/1) ... [2022-11-22 00:03:37,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:03:37,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:03:38,305 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 00:03:38,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:03:38,978 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:03:39,019 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-22 00:03:39,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:03:39,264 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:03:39,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39 WrapperNode [2022-11-22 00:03:39,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:03:39,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:03:39,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:03:39,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:03:39,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,334 INFO L138 Inliner]: procedures = 503, calls = 81, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 145 [2022-11-22 00:03:39,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:03:39,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:03:39,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:03:39,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:03:39,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,359 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:03:39,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:03:39,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:03:39,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:03:39,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:03:39" (1/1) ... [2022-11-22 00:03:39,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-22 00:03:39,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/z3 [2022-11-22 00:03:39,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-22 00:03:39,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-22 00:03:39,475 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-22 00:03:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-22 00:03:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-22 00:03:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-22 00:03:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:03:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:03:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:03:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-22 00:03:39,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:03:39,614 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:03:39,616 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:03:39,934 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:03:40,006 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:03:40,013 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 00:03:40,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:03:40 BoogieIcfgContainer [2022-11-22 00:03:40,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:03:40,017 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-22 00:03:40,017 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-22 00:03:40,027 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-22 00:03:40,027 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:03:40" (1/1) ... [2022-11-22 00:03:40,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:03:40,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 65 states and 95 transitions. [2022-11-22 00:03:40,090 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2022-11-22 00:03:40,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 00:03:40,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:40,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:40,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:03:40,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 69 states and 102 transitions. [2022-11-22 00:03:40,448 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2022-11-22 00:03:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-22 00:03:40,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:40,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:40,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:03:40,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 83 transitions. [2022-11-22 00:03:40,602 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2022-11-22 00:03:40,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-22 00:03:40,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:40,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:40,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:03:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 82 transitions. [2022-11-22 00:03:40,797 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2022-11-22 00:03:40,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-22 00:03:40,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:40,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:40,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:03:40,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:40,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 79 transitions. [2022-11-22 00:03:40,870 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2022-11-22 00:03:40,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-22 00:03:40,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:40,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:03:40,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 84 transitions. [2022-11-22 00:03:40,962 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-11-22 00:03:40,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-22 00:03:40,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:40,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:41,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:03:41,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 67 transitions. [2022-11-22 00:03:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-11-22 00:03:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-22 00:03:41,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:41,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-22 00:03:41,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 62 transitions. [2022-11-22 00:03:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-11-22 00:03:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-22 00:03:41,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:41,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:41,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 00:03:41,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 51 states and 67 transitions. [2022-11-22 00:03:41,466 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-11-22 00:03:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-22 00:03:41,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:41,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:41,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 00:03:41,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 73 transitions. [2022-11-22 00:03:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2022-11-22 00:03:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-22 00:03:41,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:41,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:41,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-22 00:03:41,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:41,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 45 states and 57 transitions. [2022-11-22 00:03:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-11-22 00:03:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-22 00:03:41,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:41,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:41,863 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 00:03:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 43 states and 52 transitions. [2022-11-22 00:03:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2022-11-22 00:03:42,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-22 00:03:42,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:42,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 00:03:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:42,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 46 states and 58 transitions. [2022-11-22 00:03:42,180 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-22 00:03:42,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-22 00:03:42,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:42,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:42,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 00:03:42,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:42,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 50 states and 65 transitions. [2022-11-22 00:03:42,397 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2022-11-22 00:03:42,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-22 00:03:42,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-22 00:03:42,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:03:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:03:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 00:03:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-22 00:03:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 39 states and 45 transitions. [2022-11-22 00:03:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2022-11-22 00:03:42,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-22 00:03:42,510 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-22 00:03:42,520 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-22 00:03:42,620 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,624 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,624 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,625 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,626 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-22 00:03:42,627 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 12:03:42 ImpRootNode [2022-11-22 00:03:42,627 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-22 00:03:42,628 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 00:03:42,628 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 00:03:42,628 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 00:03:42,629 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:03:40" (3/4) ... [2022-11-22 00:03:42,638 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 00:03:42,644 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-22 00:03:42,644 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-22 00:03:42,650 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-22 00:03:42,650 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-22 00:03:42,650 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-22 00:03:42,651 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 00:03:42,651 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 00:03:42,706 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-22 00:03:42,706 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 00:03:42,706 INFO L158 Benchmark]: Toolchain (without parser) took 4839.78ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 112.6MB in the beginning and 86.6MB in the end (delta: 26.0MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2022-11-22 00:03:42,707 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 121.6MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:03:42,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1395.36ms. Allocated memory is still 146.8MB. Free memory was 112.6MB in the beginning and 110.6MB in the end (delta: 2.0MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2022-11-22 00:03:42,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.00ms. Allocated memory is still 146.8MB. Free memory was 109.8MB in the beginning and 106.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:03:42,708 INFO L158 Benchmark]: Boogie Preprocessor took 27.88ms. Allocated memory is still 146.8MB. Free memory was 106.9MB in the beginning and 105.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:03:42,708 INFO L158 Benchmark]: RCFGBuilder took 652.56ms. Allocated memory is still 146.8MB. Free memory was 105.6MB in the beginning and 87.6MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-22 00:03:42,709 INFO L158 Benchmark]: CodeCheck took 2610.89ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 87.6MB in the beginning and 90.8MB in the end (delta: -3.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-22 00:03:42,709 INFO L158 Benchmark]: Witness Printer took 77.71ms. Allocated memory is still 190.8MB. Free memory was 90.8MB in the beginning and 86.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 00:03:42,711 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, 65 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1568 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 220 mSDsluCounter, 1338 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 370 mSDsCounter, 297 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 436 IncrementalHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 297 mSolverCounterUnsat, 968 mSDtfsCounter, 436 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2781 GetRequests, 2739 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 337 NumberOfCodeBlocks, 337 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 323 ConstructedInterpolants, 0 QuantifiedInterpolants, 409 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1569]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1597]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1627]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1653]: 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: 1623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1674]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1583]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 121.6MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1395.36ms. Allocated memory is still 146.8MB. Free memory was 112.6MB in the beginning and 110.6MB in the end (delta: 2.0MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.00ms. Allocated memory is still 146.8MB. Free memory was 109.8MB in the beginning and 106.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.88ms. Allocated memory is still 146.8MB. Free memory was 106.9MB in the beginning and 105.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 652.56ms. Allocated memory is still 146.8MB. Free memory was 105.6MB in the beginning and 87.6MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2610.89ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 87.6MB in the beginning and 90.8MB in the end (delta: -3.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 77.71ms. Allocated memory is still 190.8MB. Free memory was 90.8MB in the beginning and 86.6MB 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! [2022-11-22 00:03:42,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ff4b679-c5a8-4378-a83e-bf14df881d6f/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE