./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash 6a3c981e6120ddd541107cacdc467669ae2974b6d56edeb7c5e992510648be0f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:00:56,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:00:56,434 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:00:56,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:00:56,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:00:56,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:00:56,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:00:56,481 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:00:56,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:00:56,484 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:00:56,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:00:56,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:00:56,486 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:00:56,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:00:56,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:00:56,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:00:56,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:00:56,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:00:56,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:00:56,490 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:00:56,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:00:56,491 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:00:56,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:00:56,492 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:00:56,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:00:56,493 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:00:56,494 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:00:56,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:00:56,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:00:56,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:00:56,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:00:56,504 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:00:56,504 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:00:56,504 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:00:56,505 INFO L153 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_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a3c981e6120ddd541107cacdc467669ae2974b6d56edeb7c5e992510648be0f [2023-11-12 00:00:56,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:00:56,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:00:56,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:00:56,902 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:00:56,902 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:00:56,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2023-11-12 00:00:59,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:01:00,200 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:01:00,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-1a.c [2023-11-12 00:01:00,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/data/01c848ad3/47180e61b7f844a8a546a2fdb3e26487/FLAGe3817e8d1 [2023-11-12 00:01:00,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/data/01c848ad3/47180e61b7f844a8a546a2fdb3e26487 [2023-11-12 00:01:00,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:01:00,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:01:00,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:00,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:01:00,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:01:00,252 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704e3f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00, skipping insertion in model container [2023-11-12 00:01:00,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:01:00,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:00,565 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:01:00,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:01:00,673 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:01:00,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00 WrapperNode [2023-11-12 00:01:00,676 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:01:00,677 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:00,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:01:00,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:01:00,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,738 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 533 [2023-11-12 00:01:00,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:01:00,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:01:00,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:01:00,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:01:00,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,770 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,783 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:01:00,789 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:01:00,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:01:00,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:01:00,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:01:00" (1/1) ... [2023-11-12 00:01:00,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:01:00,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:01:00,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:01:00,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:01:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:01:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:01:00,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:01:00,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:01:01,061 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:01:01,064 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:01:01,098 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-12 00:01:01,753 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2023-11-12 00:01:01,753 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2023-11-12 00:01:01,754 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:01:02,005 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:01:02,006 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:01:02,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:02 BoogieIcfgContainer [2023-11-12 00:01:02,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:01:02,010 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:01:02,010 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:01:02,020 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:01:02,020 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:02" (1/1) ... [2023-11-12 00:01:02,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:01:02,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:01:02,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 82 states and 143 transitions. [2023-11-12 00:01:02,087 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 143 transitions. [2023-11-12 00:01:02,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:01:02,089 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-11-12 00:01:02,096 INFO L753 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2023-11-12 00:01:02,165 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,170 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,171 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,174 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,174 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,174 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,175 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,175 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,175 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,176 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,176 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:01:02,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:01:02 ImpRootNode [2023-11-12 00:01:02,176 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:01:02,177 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:01:02,177 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:01:02,178 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:01:02,178 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:01:02" (3/4) ... [2023-11-12 00:01:02,180 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:01:02,210 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2023-11-12 00:01:02,212 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-12 00:01:02,214 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-12 00:01:02,215 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:01:02,420 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:01:02,420 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:01:02,420 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:01:02,421 INFO L158 Benchmark]: Toolchain (without parser) took 2178.44ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 92.2MB in the beginning and 68.2MB in the end (delta: 24.0MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2023-11-12 00:01:02,422 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 123.7MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:01:02,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.02ms. Allocated memory is still 123.7MB. Free memory was 91.7MB in the beginning and 76.6MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:01:02,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.48ms. Allocated memory is still 123.7MB. Free memory was 76.6MB in the beginning and 73.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:02,423 INFO L158 Benchmark]: Boogie Preprocessor took 48.75ms. Allocated memory is still 123.7MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:02,423 INFO L158 Benchmark]: RCFGBuilder took 1220.22ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 71.6MB in the beginning and 87.1MB in the end (delta: -15.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-12 00:01:02,424 INFO L158 Benchmark]: CodeCheck took 166.96ms. Allocated memory is still 148.9MB. Free memory was 86.6MB in the beginning and 78.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:01:02,424 INFO L158 Benchmark]: Witness Printer took 243.23ms. Allocated memory is still 148.9MB. Free memory was 78.2MB in the beginning and 68.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:01:02,427 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 82 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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 - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 123.7MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.02ms. Allocated memory is still 123.7MB. Free memory was 91.7MB in the beginning and 76.6MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.48ms. Allocated memory is still 123.7MB. Free memory was 76.6MB in the beginning and 73.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.75ms. Allocated memory is still 123.7MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1220.22ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 71.6MB in the beginning and 87.1MB in the end (delta: -15.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * CodeCheck took 166.96ms. Allocated memory is still 148.9MB. Free memory was 86.6MB in the beginning and 78.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 243.23ms. Allocated memory is still 148.9MB. Free memory was 78.2MB in the beginning and 68.2MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:01:02,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8422dd6-bfb0-4591-870e-73e1dd219c06/bin/ukojak-verify-0OAaufAVZV/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