./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4 --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 a816139e02016fe056c5459527ca2767af0001b662ebf5d3a67caf49a45a776f --- 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-2329fc7 [2022-12-14 18:23:01,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:23:01,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:23:01,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:23:01,217 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:23:01,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:23:01,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:23:01,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:23:01,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:23:01,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:23:01,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:23:01,222 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:23:01,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:23:01,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:23:01,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:23:01,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:23:01,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:23:01,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:23:01,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:23:01,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:23:01,229 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:23:01,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:23:01,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:23:01,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:23:01,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:23:01,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:23:01,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:23:01,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:23:01,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:23:01,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:23:01,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:23:01,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:23:01,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:23:01,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:23:01,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:23:01,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:23:01,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:23:01,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:23:01,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:23:01,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:23:01,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:23:01,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 18:23:01,263 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:23:01,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:23:01,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:23:01,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:23:01,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:23:01,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:23:01,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:23:01,270 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:23:01,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:23:01,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:23:01,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:23:01,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:23:01,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:23:01,271 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:23:01,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:23:01,271 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:23:01,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:23:01,272 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:23:01,272 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:23:01,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:23:01,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:23:01,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:23:01,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:23:01,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:23:01,273 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:23:01,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:23:01,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:23:01,273 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_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a816139e02016fe056c5459527ca2767af0001b662ebf5d3a67caf49a45a776f [2022-12-14 18:23:01,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:23:01,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:23:01,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:23:01,457 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:23:01,458 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:23:01,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_04_good.i [2022-12-14 18:23:04,106 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:23:04,306 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:23:04,306 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_04_good.i [2022-12-14 18:23:04,319 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/data/a18cc4906/24229acb01a64e968afddd4fed4abaee/FLAG6776c7f7b [2022-12-14 18:23:04,330 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/data/a18cc4906/24229acb01a64e968afddd4fed4abaee [2022-12-14 18:23:04,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:23:04,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:23:04,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:23:04,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:23:04,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:23:04,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:04" (1/1) ... [2022-12-14 18:23:04,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f42b684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:04, skipping insertion in model container [2022-12-14 18:23:04,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:23:04" (1/1) ... [2022-12-14 18:23:04,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:23:04,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:23:04,619 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:23:04,898 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:23:04,902 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:23:04,904 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:23:04,905 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:23:04,906 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:23:04,931 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:23:04,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:23:04,939 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:23:04,953 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:23:04,985 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:23:04,986 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:23:04,987 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:23:04,988 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:23:04,989 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:23:04,994 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:23:04,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:23:05,119 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:23:05,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05 WrapperNode [2022-12-14 18:23:05,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:23:05,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:23:05,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:23:05,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:23:05,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,159 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 91 [2022-12-14 18:23:05,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:23:05,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:23:05,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:23:05,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:23:05,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,175 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:23:05,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:23:05,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:23:05,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:23:05,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:23:05,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:23:05,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:23:05,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:23:05,239 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 18:23:05,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 18:23:05,240 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 18:23:05,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 18:23:05,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:23:05,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:23:05,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:23:05,240 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 18:23:05,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:23:05,347 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:23:05,348 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:23:05,481 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:23:05,513 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:23:05,513 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 18:23:05,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:05 BoogieIcfgContainer [2022-12-14 18:23:05,515 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:23:05,515 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:23:05,515 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:23:05,522 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:23:05,523 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:05" (1/1) ... [2022-12-14 18:23:05,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:23:05,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:05,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-14 18:23:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-14 18:23:05,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:23:05,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:05,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:05,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:23:05,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:05,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-12-14 18:23:05,759 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-14 18:23:05,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 18:23:05,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:05,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:05,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:23:05,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:05,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 52 transitions. [2022-12-14 18:23:05,886 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-14 18:23:05,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:23:05,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:05,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:23:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 49 transitions. [2022-12-14 18:23:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-12-14 18:23:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:23:06,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:06,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:23:06,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 34 states and 42 transitions. [2022-12-14 18:23:06,319 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-12-14 18:23:06,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:23:06,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:06,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:06,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:06,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:23:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 34 states and 41 transitions. [2022-12-14 18:23:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-14 18:23:06,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:23:06,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:06,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:23:06,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 36 states and 45 transitions. [2022-12-14 18:23:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-12-14 18:23:06,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 18:23:06,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:06,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:23:06,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:06,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 39 states and 50 transitions. [2022-12-14 18:23:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-12-14 18:23:06,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:23:06,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:06,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:06,768 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 18:23:07,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:07,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 31 states and 36 transitions. [2022-12-14 18:23:07,034 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-12-14 18:23:07,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:23:07,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:07,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:07,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:23:07,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:07,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 31 states and 35 transitions. [2022-12-14 18:23:07,237 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-12-14 18:23:07,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 18:23:07,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:07,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:23:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 30 states and 34 transitions. [2022-12-14 18:23:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-12-14 18:23:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:23:07,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:07,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 18:23:07,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:07,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 29 states and 33 transitions. [2022-12-14 18:23:07,869 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-12-14 18:23:07,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:23:07,870 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2022-12-14 18:23:07,875 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 18:23:07,958 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:23:07,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:23:07 ImpRootNode [2022-12-14 18:23:07,962 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:23:07,963 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:23:07,963 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:23:07,963 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:23:07,963 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:23:05" (3/4) ... [2022-12-14 18:23:07,966 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:23:07,970 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 18:23:07,970 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 18:23:07,973 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-14 18:23:07,973 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 18:23:07,973 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 18:23:07,974 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 18:23:08,005 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:23:08,005 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:23:08,006 INFO L158 Benchmark]: Toolchain (without parser) took 3673.00ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 70.3MB in the beginning and 83.2MB in the end (delta: -12.8MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2022-12-14 18:23:08,006 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:23:08,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 786.29ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 70.0MB in the beginning and 95.2MB in the end (delta: -25.2MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2022-12-14 18:23:08,007 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.34ms. Allocated memory is still 155.2MB. Free memory was 95.2MB in the beginning and 91.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:23:08,008 INFO L158 Benchmark]: Boogie Preprocessor took 19.08ms. Allocated memory is still 155.2MB. Free memory was 91.5MB in the beginning and 90.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:23:08,008 INFO L158 Benchmark]: RCFGBuilder took 335.88ms. Allocated memory is still 155.2MB. Free memory was 90.2MB in the beginning and 73.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 18:23:08,008 INFO L158 Benchmark]: CodeCheck took 2446.91ms. Allocated memory is still 155.2MB. Free memory was 72.6MB in the beginning and 87.3MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:23:08,009 INFO L158 Benchmark]: Witness Printer took 42.71ms. Allocated memory is still 155.2MB. Free memory was 87.3MB in the beginning and 83.2MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:23:08,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 998 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 199 mSDsluCounter, 728 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 154 mSDsCounter, 266 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 806 IncrementalHoareTripleChecker+Invalid, 1072 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 266 mSolverCounterUnsat, 574 mSDtfsCounter, 806 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1703 GetRequests, 1607 SyntacticMatches, 8 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2870 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 201 NumberOfCodeBlocks, 201 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 463 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 48/48 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1648]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 786.29ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 70.0MB in the beginning and 95.2MB in the end (delta: -25.2MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.34ms. Allocated memory is still 155.2MB. Free memory was 95.2MB in the beginning and 91.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.08ms. Allocated memory is still 155.2MB. Free memory was 91.5MB in the beginning and 90.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 335.88ms. Allocated memory is still 155.2MB. Free memory was 90.2MB in the beginning and 73.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2446.91ms. Allocated memory is still 155.2MB. Free memory was 72.6MB in the beginning and 87.3MB in the end (delta: -14.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 42.71ms. Allocated memory is still 155.2MB. Free memory was 87.3MB in the beginning and 83.2MB in the end (delta: 4.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 18:23:08,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68b9c731-20d9-4eab-be09-434c7af751f9/bin/ukojak-rkRKPMF4O4/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