./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_09_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/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_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/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_f4e27e55-e40c-4cda-adb7-b58556f02fed/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 2b46c34fc525717354cefd5465501a7cdb2eebf91b11d558af4698fa87867f5b --- 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 20:11:00,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:11:00,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:11:00,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:11:00,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:11:00,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:11:00,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:11:00,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:11:00,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:11:00,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:11:00,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:11:00,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:11:00,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:11:00,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:11:00,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:11:00,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:11:00,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:11:00,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:11:00,176 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:11:00,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:11:00,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:11:00,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:11:00,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:11:00,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:11:00,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:11:00,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:11:00,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:11:00,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:11:00,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:11:00,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:11:00,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:11:00,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:11:00,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:11:00,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:11:00,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:11:00,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:11:00,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:11:00,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:11:00,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:11:00,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:11:00,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:11:00,193 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:11:00,206 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:11:00,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:11:00,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:11:00,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:11:00,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:11:00,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:11:00,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:11:00,213 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:11:00,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:11:00,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:11:00,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:11:00,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:11:00,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:11:00,214 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:11:00,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:11:00,214 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:11:00,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:11:00,215 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:11:00,215 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:11:00,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:11:00,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:11:00,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:11:00,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:11:00,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:11:00,216 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:11:00,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:11:00,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:11:00,216 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_f4e27e55-e40c-4cda-adb7-b58556f02fed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b46c34fc525717354cefd5465501a7cdb2eebf91b11d558af4698fa87867f5b [2022-12-14 20:11:00,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:11:00,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:11:00,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:11:00,397 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:11:00,397 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:11:00,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_09_good.i [2022-12-14 20:11:02,949 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:11:03,187 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:11:03,187 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_09_good.i [2022-12-14 20:11:03,201 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/data/7df5148c4/43995c7156f0463192d4e6486e9085e6/FLAG5416b9739 [2022-12-14 20:11:03,212 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/data/7df5148c4/43995c7156f0463192d4e6486e9085e6 [2022-12-14 20:11:03,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:11:03,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:11:03,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:11:03,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:11:03,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:11:03,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:11:03" (1/1) ... [2022-12-14 20:11:03,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1156c6c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:03, skipping insertion in model container [2022-12-14 20:11:03,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:11:03" (1/1) ... [2022-12-14 20:11:03,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:11:03,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:11:03,559 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:11:03,869 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:11:03,874 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:11:03,877 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:11:03,879 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:11:03,880 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:11:03,914 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:11:03,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:11:03,922 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:11:03,936 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:11:03,968 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:11:03,970 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:11:03,970 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:11:03,972 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:11:03,973 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:11:03,981 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:11:03,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:11:04,125 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:11:04,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04 WrapperNode [2022-12-14 20:11:04,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:11:04,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:11:04,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:11:04,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:11:04,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,180 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89 [2022-12-14 20:11:04,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:11:04,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:11:04,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:11:04,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:11:04,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,193 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,202 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,206 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:11:04,207 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:11:04,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:11:04,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:11:04,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:11:04,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:11:04,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:11:04,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:11:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 20:11:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 20:11:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 20:11:04,268 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 20:11:04,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:11:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:11:04,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:11:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 20:11:04,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:11:04,374 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:11:04,377 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:11:04,522 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:11:04,562 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:11:04,562 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:11:04,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:11:04 BoogieIcfgContainer [2022-12-14 20:11:04,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:11:04,566 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:11:04,566 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:11:04,575 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:11:04,576 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:11:04" (1/1) ... [2022-12-14 20:11:04,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:11:04,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-14 20:11:04,635 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-14 20:11:04,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:11:04,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:04,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:04,774 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 20:11:04,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:04,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-12-14 20:11:04,803 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-14 20:11:04,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:11:04,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:04,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:04,878 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 20:11:04,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:04,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2022-12-14 20:11:04,917 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-14 20:11:04,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:11:04,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:04,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:04,952 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 20:11:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 54 transitions. [2022-12-14 20:11:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-12-14 20:11:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:11:05,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:05,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,063 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 20:11:05,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:05,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 41 states and 53 transitions. [2022-12-14 20:11:05,084 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-12-14 20:11:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:11:05,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:05,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,183 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 20:11:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 57 transitions. [2022-12-14 20:11:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2022-12-14 20:11:05,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:11:05,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:05,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,366 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 20:11:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 44 states and 56 transitions. [2022-12-14 20:11:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-14 20:11:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:11:05,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:05,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,485 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 20:11:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:05,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 34 states and 41 transitions. [2022-12-14 20:11:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2022-12-14 20:11:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:11:05,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:05,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,756 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 20:11:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:05,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 45 transitions. [2022-12-14 20:11:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-12-14 20:11:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:11:05,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:05,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,829 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 20:11:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 50 transitions. [2022-12-14 20:11:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-12-14 20:11:05,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:11:05,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:05,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,922 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 20:11:06,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:06,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 31 states and 36 transitions. [2022-12-14 20:11:06,214 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-12-14 20:11:06,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:11:06,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:06,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:06,257 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 20:11:06,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:06,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 31 states and 35 transitions. [2022-12-14 20:11:06,458 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-12-14 20:11:06,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:11:06,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:06,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:06,531 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 20:11:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:06,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 30 states and 34 transitions. [2022-12-14 20:11:06,669 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-12-14 20:11:06,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:11:06,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:06,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:06,736 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 20:11:06,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:06,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 29 states and 33 transitions. [2022-12-14 20:11:06,817 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-12-14 20:11:06,817 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:11:06,817 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-12-14 20:11:06,823 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 20:11:06,918 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:11:06,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:11:06 ImpRootNode [2022-12-14 20:11:06,922 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:11:06,923 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:11:06,923 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:11:06,923 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:11:06,923 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:11:04" (3/4) ... [2022-12-14 20:11:06,926 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:11:06,930 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 20:11:06,931 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 20:11:06,933 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-14 20:11:06,934 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 20:11:06,934 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-14 20:11:06,934 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:11:06,966 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:11:06,966 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:11:06,966 INFO L158 Benchmark]: Toolchain (without parser) took 3751.73ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 98.1MB in the beginning and 75.7MB in the end (delta: 22.4MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2022-12-14 20:11:06,967 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:11:06,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 910.27ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 97.6MB in the beginning and 124.5MB in the end (delta: -26.9MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. [2022-12-14 20:11:06,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.71ms. Allocated memory is still 172.0MB. Free memory was 123.5MB in the beginning and 121.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:11:06,967 INFO L158 Benchmark]: Boogie Preprocessor took 25.65ms. Allocated memory is still 172.0MB. Free memory was 121.4MB in the beginning and 119.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:11:06,968 INFO L158 Benchmark]: RCFGBuilder took 357.88ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 102.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 20:11:06,968 INFO L158 Benchmark]: CodeCheck took 2356.69ms. Allocated memory is still 172.0MB. Free memory was 102.5MB in the beginning and 79.9MB in the end (delta: 22.7MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2022-12-14 20:11:06,968 INFO L158 Benchmark]: Witness Printer took 43.16ms. Allocated memory is still 172.0MB. Free memory was 79.9MB in the beginning and 75.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:11:06,969 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: 2.2s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1309 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 303 mSDsluCounter, 893 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 204 mSDsCounter, 300 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 979 IncrementalHoareTripleChecker+Invalid, 1279 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 300 mSolverCounterUnsat, 689 mSDtfsCounter, 979 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1946 GetRequests, 1860 SyntacticMatches, 6 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2541 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 233 NumberOfCodeBlocks, 233 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 220 ConstructedInterpolants, 0 QuantifiedInterpolants, 507 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 50/50 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: 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: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory is still 112.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 910.27ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 97.6MB in the beginning and 124.5MB in the end (delta: -26.9MB). Peak memory consumption was 63.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.71ms. Allocated memory is still 172.0MB. Free memory was 123.5MB in the beginning and 121.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.65ms. Allocated memory is still 172.0MB. Free memory was 121.4MB in the beginning and 119.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 357.88ms. Allocated memory is still 172.0MB. Free memory was 119.3MB in the beginning and 102.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2356.69ms. Allocated memory is still 172.0MB. Free memory was 102.5MB in the beginning and 79.9MB in the end (delta: 22.7MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Witness Printer took 43.16ms. Allocated memory is still 172.0MB. Free memory was 79.9MB in the beginning and 75.7MB 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! [2022-12-14 20:11:06,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4e27e55-e40c-4cda-adb7-b58556f02fed/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